792 relations: AAlib, ABC (Yet Another BitTorrent Client), Achtung, die Kurve!, Acid2, Action potential, Active Agenda, Adempiere, Adminer, AdvFS, Aglets, Ajax4jsf, ALGOL 68RS, Alpha Waves, Alpine (email client), Altacast, Amavis, AmiZilla, AMSN, Andalé Mono, Angry Video Game Nerd, Anti-Counterfeiting Trade Agreement, Antitrust (film), ANTLR, AOLserver, Apache Allura, Apache License, Apache Lucene, Apache OpenEJB, Apache OpenOffice, Apache PDFBox, Apache Shiro, Apache SpamAssassin, Apache Subversion, Apache Tapestry, ApexKB, APNG, AppImage, Apple Icon Image format, Apprentice (software), AppWare, Aqsis, Archimedes (CAD), Architecture for Control Networks, Ares Galaxy, Armadillo (C++ library), Armagetron Advanced, Art of Illusion, ARToolKit, Artstor, ASCOM (standard), ..., AssaultCube, Assembla, AstroMenace, ATOMIC Authoring Tool, Audacity (audio editor), Automatic bug fixing, Autshumato, AWStats, Ayttm, BackupHDDVD, Bacula, Basic4GL, BEdita, Benoît Minisini, BePDF, BerliOS, Betavine, Beye, Beyond Protocol, BibDesk, Bibledit, Binary prefix, Bioconductor, BioSimGrid, Bitcoin, Bitcoin Core, BlackDog, BleachBit, Blobby Volley, Blockout, BlueSpice MediaWiki, Bonnie++, Bountysource, Box2D, Brány Skeldalu, BRP-PACU, Bruce Webster, Bruce Wilcox, Buck-security, Business models for open-source software, Buzz Aldrin's Race Into Space, BZFlag, CamStudio, CARDboard Illustrative Aid to Computation, Carrot2, CDex, Cdrtools, Cecilia Mascolo, Celestia, Cellular digital accessory, Characteristica universalis, ChatScript, Chemical Markup Language, Chicago (typeface), Chicken of the VNC, Chromium B.S.U., Church software, CiteSeerX, CiviCRM, CloudStore, Cmdbuild, CMU Sphinx, Cmus, Codebase, Collaborative Computing Project for NMR, Command HQ, Common Desktop Environment, Common Public License, Commons-based peer production, Community Z Tools, Comparison of BitTorrent clients, Comparison of DHCP server software, Comparison of DVD ripper software, Comparison of LAN messengers, Comparison of screencasting software, Comparison of source code hosting facilities, Comparison of version control software, Comparison of web browsers, Compile farm, Component-based software engineering, Concrete5, Core War, CRIU, Crossfire (1992 video game), Cryptmount, Crystal Space, Cscope, Csound, CSQL, Cube (video game), Cube 2: Sauerbraten, Curses (programming library), Cyn.in, DaDaBIK, Danger from the Deep, Darik's Boot and Nuke, DarkSpace, Darwin (operating system), Datagram Transport Layer Security, DBEdit, DBLP, DECnet, Delightful Labor, Delta3D, Deluge (software), Demultiplexer (media file), Dermot Tynan, Device driver, Diamond Trust of London, Dice.com, Dillo, Dimdim, DimensioneX Multiplayer Engine, Direct Access File System, DirectVobSub, Discourse analysis, Disk image, Distributed Proofreaders, Distributed Proofreaders Canada, DocBook, Docstring, DomainKeys Identified Mail, DOSBox, DotProject, Double Commander, Download Valley, Drakensang: The Dark Eye, Dreamlinux, DrJava, DRMAA, Droid 4, Droid Bionic, Droid Razr, Drugwars, DS80C390, Duckling (software), Dungeon Crawl Stone Soup, DUnit, Dust Racing 2D, DVD Flick, DVDStyler, Earth clock, EasyEclipse, Easyrec, Echo (communications protocol), ECLiPSe, Egoboo (video game), Elastix, ELML, Embeddable Linux Kernel Subset, Embroidermodder, EMILE, Emmabuntüs, EMule, EmuTOS, Endeavour Software Project Management, ENEA AB, Enigma (video game), Epesi, ERC (software), Eric (software), Escape Velocity (video game), Excalibur: Morgana's Revenge, EyeOS, EyeToy, Falcon's Eye, Fast Artificial Neural Network, FastICA, FastTracker 2, Fat-Free Framework, FC-HBA API, FileZilla, Fire (instant messaging client), Firebird (database server), Firestarter (firewall), First International Conference on the World-Wide Web, Fish Fillets NG, Fldigi, FontForge, FooBillard, Forge (software), Fossil (software), Fourth Corner Exchange, FpgaC, Fre:ac, Free content, Free Software Directory, FreeCAD, Freecode, FreeCol, FreeMED, FreeMind, Freestyle (software), FreeTDS, FreqTweak, Frets on Fire, Friendly interactive shell, Front and back ends, Fuse (emulator), FusionForge, Galeon, Gallery Project, GanttProject, GDCM, Geeknet, Geeqie, Gene expression programming, General Architecture for Text Engineering, GenoCAD, George Necula, GForge, GIF, GigaSpaces, GIMP, GitHub, Glest, GLtron, GNAT Programming Studio, GNOME Chess, GNU Bazaar, GNU Data Language, GNU General Public License, GNU Health, GNU Savannah, GnuCash, GnuCOBOL, GOCR, Google Developers, Gordon Lyon, GPAC Project on Advanced Content, GParted, GPlates, Gplay, Graphics Layout Engine, Greenshot, Greenstone (software), Grip (software), Group-Office, Guvcview, H.264/MPEG-4 AVC products and implementations, H2 (DBMS), Hashcash, HEAnet, Heart of the Alien, Heartbleed, HeidiSQL, High Level Assembly, Hina-Di, History of email spam, History of Wikipedia, History of wikis, Homebrew (package management software), HTML Tidy, HuMo-gen, HylaFAX, Ibiblio, IcyOwl, IDempiere, IEBus, ImpressCMS, Incr Tcl, Index of Windows games (C), Index of Windows games (F), Index of Windows games (S), Infantry (video game), Infobot, Inform, InkML, Inkscape, International Internet Preservation Consortium, Internode (ISP), Iometer, Iteraplan, ITK-SNAP, Jacobsen v. Katzer, Jape (software), Jason Rohrer, JasperReports, Java Decompiler, JavaForge, Jeff Bates (technologist), JetPAG, Jhai Foundation, Jikes, JMule, JnSynch, JOELib, Jolie (programming language), Jspx-bay, Juice (aggregator), Just another Gibbs sampler, JXplorer, Jython, K9Copy, KallistiOS, Kalypso (software), Kazehakase, Ken Coar, Kernel Normal Form, Kiki the nano bot, Kiwix, Kodi (software), KompoZer, KonsolScript, Krugle, KSquirrel, Kune (software), LabRAD, LabVIEW, Larry Augustin, Larry Sanger, Latitude, Launch Time, Lazarus (IDE), LCD Smartie, LeafChat, Lempel–Ziv–Markov chain algorithm, LibreCAD, LibreDWG, LibrePlan, Liero, Lightscreen, LimeSurvey, LimeWire, Lincity, Links (web browser), Linux Game Publishing, Linux India, Linux Userland Filesystem, Linux Users' Group of Davis, LinuxCNC, List of 3D computer graphics software, List of Adobe Flash software, List of Apache modules, List of artificial intelligence projects, List of CAx companies, List of commercial software with available source code, List of commercial video games with available source code, List of free and open-source software packages, List of historical Gnutella clients, List of open-source video games, List of software based on Kodi and XBMC, List of software forks, List of translation software, List of websites with country access restrictions, LiVES, Loïc Dachary, LOCKSS, Log4j, LPRng, LXR Cross Referencer, Lyceum (software), MacHTTP, Mad TV (video game), Makedepend, Mandriva Linux, Manjaro Linux, Mantis Bug Tracker, Markdown, Matomo (software), Maui Cluster Scheduler, Maxima (software), MayaVi, Measuring programming language popularity, Media Dispatch Protocol, Media Player Classic, MediaCoder, MediaInfo, Mednafen, MegaGlest, MegaMek, Mercurial, Merobase, MH & xmh: Email for Users & Programmers, Michael J. C. Gordon, Microsoft Tape Format, MinGW, MIRIAM Registry, Mixmaster anonymous remailer, Moab Cluster Suite, Mobile phone based sensing software, Mod qos, Molecule editor, Mona Font, MOO, MOO (programming language), MorphXT, Motorola A780, Motorola Atrix 4G, Motorola Homesight, Motorola Photon, MPEG-1, MultiEx Commander, Music visualization, MySQL, MysqlBind, NAS4Free, NASA World Wind, Nathan Oostendorp, NaviServer, NEdit, Net-SNMP, Netatalk, NetHack, Netwide Assembler, Neuroimaging Informatics Tools and Resources Clearinghouse, Neuroph, Ngrep, No Gravity (video game), Nokia Suite, Notepad++, Nullsoft Scriptable Install System, NUnit, NupeCode, Nupedia, Oberon (operating system), Object Windows Library, OFFSystem, OGRE, Ontology (information science), Open energy system models, Open Hub, Open Programming Language, Open Solutions Alliance, Open Web Foundation, Open Workbench, Open-source software development, Open-source video game, Openbravo, OpenCity, OpenCV, OpenDocument software, OpenEMR, OpenFIRST, OpenID, OpenJMS, OpenL Tablets, OpenLP, OpenNMS, OpenProj, OpenRaster, OpenSearchServer, OpenSocialNetwork, OpenTMS, OpenTracker, OpenTTD, OpenWindows, Oracle Grid Engine, OrangeHRM, OS-9, OS/2, OSDN, Outline of free software, Outlook Express, Palm OS Emulator, Pandora FMS, Panorama Tools, Paradroid, Password Safe, PDFCreator, Peak programme meter, PeaZip, PeerGuardian, Perseus Project, Phex, PhpBB, PhpGedView, PhpMyAdmin, Pioneer (video game), Pixie (renderer), PlaneShift (video game), PLEXIL, PMD (software), Pngcrush, POCO C++ Libraries, PokerTH, PortableApps.com, PortMedia, Postbooks, Potentially unwanted program, Potrace, PowerPlant, PowerShell, Preload (software), Privacy in file sharing networks, Private information retrieval, Privoxy, Processed Book Project, Programming language, Programming tool, Progressive Graphics File, Project Kenai, Project Starfighter, ProjectLibre, ProjeQtOr, ProTracker, Pspell, Public-domain software, PunBB, Pushover (video game), PyMOL, PySol, QBittorrent, Qt Extended, Query Abstraction Layer, Radon Labs, Ransomware, Raph Levien, RARS, Raven Software, Rayshade, ReactOS, Reduce (computer algebra system), Renoise, RetroShare, Rexx, Rico (Ajax), Rigs of Rods, Rkhunter, Rmetrics, RoadXML, Robin Miller (technology journalist), Roboforge, RoboWar, Rocks (PHP), Rogue (video game), Rootkit, RSS Bandit, RSSOwl, Rtelnet, RTMPDump, Ryan C. Gordon, S.M.A.R.T., Sahi (software), Salix OS, Sandia National Laboratories, Saros (software), Savane, Savane (software), Scalable Vector Graphics, Scalos, SciPy, Scorched 3D, Scott Kauffman, Scott L. McGregor, ScrollKeeper, Scuttle (software), Seasar, Secret Maryo Chronicles, Secure telephone, Seed7, Senet, Serendipity (software), SF, Shareaza, Sharelin, ShareX, SharpOS (operating system), ShelXle, Siege of Avalon, Simon Tatham, Simple and Fast Multimedia Library, Simple Groupware, SimSpark, Simutrans, Sjeng (software), Slashdot, Smacker video, SmallBASIC, Smart-M3, SmartFrog, Smultron, Snare (software), SoapUI, SobekCM, Social affordance, Sodipodi, Software relicensing, Software used in the Personal Jukebox, Sound Object (SndObj) Library, SourceForge (disambiguation), SourceForge Enterprise Edition, Sourceforge Installer, SoX, SPIM, Splint (programming tool), SQuirreL SQL Client, Srm (Unix), SSL-Explorer: Community Edition, STANAG 4626, Stani's Python Editor, Star Control II, Star Wars Jedi Knight II: Jedi Outcast, Star Wars Jedi Knight: Jedi Academy, StarDict, Steel Bank Common Lisp, StegFS, Steinhaus–Johnson–Trotter algorithm, Stellarium (software), StepMania, StrangeSearch, Stratagus, Sugarscape, Sun acquisition by Oracle, SunDog: Frozen Legacy, Super Methane Bros., SuperTux, SuperTuxKart, Swatch (disambiguation), Swing (video game), Swing Application Framework, SYDI, Synthesia, Syobon Action, SYSLINUX, TakaTuka, Tapioca (framework), Tavant Technologies, TCPDF, Teechart, Tenés Empanadas Graciela, Test vector generator, TetriNET, TeXnicCenter, The Battle for Wesnoth, The Castle Doctrine, The Castles of Dr. Creep, The Clue!, The Great Giana Sisters, The Last Eichhof, Thinstation, Thousand Parsec, Tigris.org, Timeline of file sharing, Timeline of GitHub, TimeMap, TkWWW, Tony Guntharp, Top (software), TORCS, TortoiseSVN, TRAC (programming language), Tracker (file manager), TRAK, Transaction Processing over XML, Transparent Inter-process Communication, TreeFam, Tremulous, Triplane Turmoil (video game), TripleA, Trixbox, TrueCrypt, TrueCrypt version history, Turbo Vision, Tux Racer, TuxGuitar, Twin (windowing system), Twproject, TXTMob, TYPO3, U3 (software), UDP-based Data Transfer Protocol, UFO: Alien Invasion, UFTP, Ultima VII: The Black Gate, UltraStar, UM.SiteMaker, UNICORE, Unified Extensible Firmware Interface, Uniform Office Format, UniKey (software), Universal Home API, Unknown Horizons, Unofficial patch, Unreal Tournament, Unvanquished (video game), UnxUtils, Vassal Engine, VDrift, Vega Strike, VICE, VideoLan VideoConference, ViewVC, Vigor (software), Virtual Magnifying Glass, VirtualDub, Vis5D, Visual IRC, Visual Pinball, VLC media player, VMac, VOB, VOEvent, Vuze, Warmux, Warzone 2100, WASTE, WebMacro, WebObjects, Webtrees, Webware for Python, Widelands, Wikindx, WikipediaFS, WinDirStat, Windows Media DRM, Windows Mobile, Windows Template Library, WinPenPack, WinSCP, WireShare, Wireshark, WiX, WorldVistA, WxPHP, X-Moto, XBasic, XBEL, Xbox Linux, Xbox Media Player, XBT Tracker, Xconq, XDrawChem, Xena (software), Xfce, Xming, XOOPS, XPilot, XPL, Xsupplicant, XTuple, Xymon, Yum (software), Z (video game), Zak McKracken and the Alien Mindbenders, Zaz (video game), Zefania XML, Zellig Harris, Zenoss Core, .dwg, 0 A.D. (video game), 7-Zip. Expand index (742 more) » « Shrink index
AAlib is a software library which allows applications to automatically convert still and moving images into ASCII art.
ABC is a free software, open source BitTorrent client based on BitTornado.
Achtung, die Kurve!, also known as Zatacka or simply Achtung, is a freeware, multiplayer DOS computer game that supports from two-player up to eight-player gaming simultaneously.
Acid2 is a test page published and promoted by the Web Standards Project to expose web page rendering flaws in web browsers and other applications that render HTML.
In physiology, an action potential occurs when the membrane potential of a specific axon location rapidly rises and falls: this depolarisation then causes adjacent locations to similarly depolarise.
Active Agenda is an open source risk management tool.
ADempiere is an Enterprise Resource Planning or ERP software package released under a free software license.
Adminer (formerly known as phpMinAdmin) is a tool for managing content in MySQL databases (since version 2 also in PostgreSQL, MS SQL, SQLite and Oracle databases).
AdvFS, also known as Tru64 UNIX Advanced File System, is a file system developed in the late 1980s to mid-1990s by Digital Equipment Corporation for their OSF/1 version of the Unix operating system (later Digital UNIX/Tru64 UNIX).
Aglets is a Java-based mobile agent platform and library for building mobile agents based applications.
Ajax4jsf was a project for an open source framework that added Ajax capabilities to the JavaServer Faces (JSF) web application framework.
ALGOL 68RS is the second ALGOL 68 compiler written by I.F. Currie and J.D. Morrison at the Royal Signals and Radar Establishment.
Alpha Waves is an early 3D game that combines labyrinthine exploration with platform gameplay.
Alpine is a free software email client developed at the University of Washington.
Altacast (formerly known as Edcast and Oddcast) is a free and open-source audio encoder that can be used to create Internet streams of varying types.
Amavis is an open source content filter for electronic mail, implementing mail message transfer, decoding, some processing and checking, and interfacing with external content filters to provide protection against spam, viruses and other malware.
AmiZilla was an ongoing project sponsored by DiscreetFX which tried to port the Mozilla Firefox browser - and other Mozilla projects - to AmigaOS, MorphOS and AROS, and to fund efforts for achieving that goal.
aMSN is a free Windows Live Messenger clone.
Andalé Mono (for technical reasons also Andale Mono) is a monospaced sans-serif typeface designed by Steve Matteson for terminal emulation and software development environments, originally for the Taligent project by Apple Inc. and IBM.
The Angry Video Game Nerd (abbreviated as AVGN, and originally known as The Angry Nintendo Nerd) is an American adult comedy retrogaming web series, created by and starring James Rolfe.
The Anti-Counterfeiting Trade Agreement (ACTA) is a multinational treaty for the purpose of establishing international standards for intellectual property rights enforcement.
Antitrust (also titled Conspiracy.com and Startup) is a 2001 thriller film written by Howard Franklin and directed by Peter Howitt.
In computer-based language recognition, ANTLR (pronounced Antler), or Another Tool For Language Recognition, is a parser generator that uses LL(*) for parsing.
AOLserver is AOL's open source web server.
Apache Allura is an open-source forge software for managing source code repositories, bug reports, discussions, wiki pages, blogs and more for any number of individual projects.
The Apache License is a permissive free software license written by the Apache Software Foundation (ASF).
Apache Lucene is a free and open-source information retrieval software library, originally written completely in Java by Doug Cutting.
OpenEJB is an open source, embeddable and lightweight EJB Container System and EJB Server, released under the Apache 2.0 License.
Apache OpenOffice (AOO) is an open-source office productivity software suite.
Apache PDFBox is an open source pure-Java library that can be used to create, render, print, split, merge, alter, verify and extract text and meta-data of PDF files.
Apache Shiro (pronounced "sheeroh", a Japanese word for castle) is an open source software security framework that performs authentication, authorization, cryptography and session management.
SpamAssassin is a computer program used for e-mail spam filtering.
Apache Subversion (often abbreviated SVN, after its command name svn) is a software versioning and revision control system distributed as open source under the Apache License.
Apache Tapestry is an open-source component-oriented Java web application framework conceptually similar to JavaServer Faces and Apache Wicket.
ApexKB (formerly Jumper 2.0), is an open source script for collaborative search and knowledge management powered by a shared enterprise bookmarking engine that is a fork of KnowledgebasePublisher.
The Animated Portable Network Graphics (APNG) file format is an extension to the Portable Network Graphics (PNG) specification.
AppImage is a format for distributing portable software on Linux without needing superuser permissions to install the application.
The Apple Icon Image format is the icon format used in Apple Inc.'s macOS.
Apprentice is a program that assists in playing Magic: The Gathering over the Internet and maintains a searchable database of Magic cards.
AppWare was a rapid application development system for Microsoft Windows and the classic Mac OS based on a simple graphical programming language.
Aqsis is a free rendering suite compliant with the RenderMan standard.
Archimedes – "The Open CAD" – (also called Arquimedes) is a computer-aided design (CAD) program being developed with direct input from architects and architecture firms.
Architecture for Control Networks (ACN) is a suite of network protocols for control of entertainment technology equipment, particularly as used in live performance or large-scale installations.
Ares Galaxy is an open source peer-to-peer file sharing application that uses its own decentralized supernode/leaf network.
Armadillo is a linear algebra software library for the C++ programming language.
Armagetron Advanced is a multiplayer snake game in 3D based on the light cycle sequence from the film Tron.
Art of Illusion is a free, open source software package for creating 3D-graphics.
ARToolKit is an open-source computer tracking library for creation of strong augmented reality applications that overlay virtual imagery on the real world.
Artstor is a non-profit organization that builds and distributes the Digital Library, an online resource of more than 2 million images in the arts, architecture, humanities, and sciences, and Shared Shelf, a Web-based cataloging and image management software service that allows institutions to catalog, edit, store, and share local collections.
ASCOM (an abbreviation for AStronomy Common Object Model) is an open initiative to provide a standard interface to a range of astronomy equipment including mounts, focusers and imaging devices in a Microsoft Windows environment.
AssaultCube, formerly ActionCube, is a free and open source software first-person shooter video game, based on the Cube engine.
Assembla is a web-based version control and source code management SaaS provider for enterprise that was founded in 2005.
AstroMenace is a 3D scrolling shoot 'em up arcade game, developed and published by Russian independent game developer Viewizard.
ATOMIC Authoring Tool is a tool that enables the creation of Augmented Reality applications, developed especially for non-programmers.
Audacity is a free and open-source digital audio editor and recording application software, available for Windows, macOS/OS X and Unix-like operating systems.
Automatic bug-fixing is the automatic repair of software bugs without the intervention of a human programmer.
Autshumato (or Autshumao; akas: Herry or Harry de Strandloper) was a Strandloper leader who worked as an interpreter for the Europeans in present-day South Africa during the time of the establishment of the Dutch settlement on the Cape of Good Hope in 1652.
AWStats is an open source Web analytics reporting tool, suitable for analyzing data from Internet services such as web, streaming media, mail, and FTP servers.
Ayttm (pronounced "item" or "A-Y-T-T-M") is a multi-protocol instant messaging client.
BackupHDDVD is a small computer software utility program available in command line and GUI versions which aids in the decryption of commercial HD DVD discs protected by the Advanced Access Content System.
Bacula is an open-source, enterprise-level computer backup system for heterogeneous networks.
Basic4GL (B4GL; from Basic for openGL) is an interpreted, open source version of the BASIC programming language which features support for 3D computer graphics using OpenGL.
BEdita is an open source web development framework that features a Content Management System (CMS) out-of-the-box.
Benoît Minisini is a French programmer best known for programming the Gambas graphical development environment.
BePDF is a free software PDF reader for Haiku, BeOS, and magnussoft ZETA.
BerliOS (short for "Berlin Open Source") was a project founded by Fraunhofer FOKUS, the Fraunhofer Institute for Open Communication Systems located in Berlin, to coordinate the different interest groups in the field of open source software (OSS) and to assume a neutral coordinator function.
Betavine was an open community and resource website, created and managed by Vodafone Group R&D, for the mobile development community in order to support and stimulate the development of new applications for mobile and Internet communications.
BEYE (Binary EYE) is a multiplatform, portable viewer of binary files with a built-in editor that functions in binary, hexadecimal and disassembler modes.
Beyond Protocol was a subscription based Sci-Fi Massively multiplayer online real-time strategy game (MMORTS) Computer Game developed by the independent game developer Dark Sky Entertainmentand and released in November 2008.
BibDesk is an open-source reference management software package for macOS, used to manage bibliographies and references when writing essays and articles.
Bibledit is series of related open source software projects for editing and translating the Bible.
A binary prefix is a unit prefix for multiples of units in data processing, data transmission, and digital information, notably the bit and the byte, to indicate multiplication by a power of 2.
Bioconductor is a free, open source and open development software project for the analysis and comprehension of genomic data generated by wet lab experiments in molecular biology.
BioSimGrid was a project to make data sets from computer simulations in the field of modelling biological systems, particularly biomolecular structures, more accessible to researchers.
Bitcoin (₿) is the world's first cryptocurrency, a form of electronic cash.
Bitcoin Core is an implementation of bitcoin.
The BlackDog is a pocket-sized, self-contained computer with a built-in biometric fingerprint reader which was developed in 2005 by Realm Systems, which is plugged into and powered by the USB port of a host computer using its peripheral devices for input and output.
BleachBit is a free and open-source disk space cleaner, privacy manager, and computer system optimizer.
Blobby Volley is a free and open source sports computer game series in which two blobbed shaped entities play volleyball against each other.
Blockout is a puzzle video game, published in 1989 by California Dreams, developed in Poland by Aleksander Ustaszewski and Mirosław Zabłocki.
BlueSpice MediaWiki (BlueSpice for short) is free wiki software based on MediaWiki and licensed by GNU General Public License.
Bonnie++ is a free file system benchmarking tool for Unix-like operating systems, developed by Russell Coker.
Bountysource is a website for open source bounties and since 2012 also for crowdfunding.
Box2D is a free open source 2-dimensional physics simulator engine written in C++ by Erin Catto and published under the zlib license.
Gates of Skeldal (Czech: Brány Skeldalu) is a Dungeon crawler role-playing video game.
BRP-PACU is a dual channel FFT audio analysis tool.
Bruce F. Webster is an American academic and software engineer.
Bruce Wilcox (born 1951) is an artificial intelligence programmer.
buck-security is a security scanner for Linux.
Open-source software is widely used both as independent applications and as components in non-open-source applications.
Buzz Aldrin's Race Into Space, frequently abbreviated BARIS, is a space simulation strategy game for MS-DOS.
BZFlag (an abbreviation for Battle Zone capture the Flag) is a free and open-source, multiplayer online, tank game.
CamStudio is an open-source screencasting program for Microsoft Windows released as free software.
CARDIAC (CARDboard Illustrative Aid to Computation) is a learning aid developed by David Hagelbarger and Saul Fingerman for Bell Telephone Laboratories in 1968 to teach high school students how computers work.
Carrot² is an open source search results clustering engine.
CDex is a free software for Digital Audio Extraction from Audio CD (a so-called CD ripper) and audio format conversion for Microsoft Windows.
cdrtools (formerly known as cdrecord) is a collection of independent projects of free software/open source computer programs, created by Jörg Schilling and others.
Cecilia Mascolo is a computer science academic working in the fields of distributed and mobile systems, with a doctorate from the University of Bologna, Italy.
Celestia is a 3D astronomy program created by Chris Laurel.
A cellular digital accessory (CDA) number identifies the software version and customization of a Mobile phone.
The Latin term characteristica universalis, commonly interpreted as universal characteristic, or universal character in English, is a universal and formal language imagined by the German polymathic genius, mathematician, scientist and philosopher Gottfried Leibniz able to express mathematical, scientific, and metaphysical concepts.
ChatScript is a combination Natural Language engine and dialog management system designed initially for creating chatbots, but is currently also used for various forms of NL processing.
Chemical Markup Language (ChemML or CML) is an approach to managing molecular information using tools such as XML and Java.
Chicago is a sans-serif typeface designed by Susan Kare for Apple Computer.
Chicken of the VNC is a Virtual Network Computing client for Mac OS X licensed under the GNU General Public License.
Chromium B.S.U. is an arcade-style, top-scrolling space shooter available on Windows, iPhone, PSP, Mac, AmigaOS 4, Linux and numerous other UNIX-like operating systems.
Church software is any type of computer software specifically designed for use by a church.
x or CiteSeerX but DISPLAYTITLE only allows changing an initial letter to lower case --> CiteSeerx (originally called CiteSeer) is a public search engine and digital library for scientific and academic papers, primarily in the fields of computer and information science.
CiviCRM (C-R-M) is a web-based, open source, internationalized suite of computer software for constituency relationship management, that falls under the broad rubric of customer relationship management.
CloudStore (KFS, previously Kosmosfs) was Kosmix's C++ implementation of the Google File System.
CMDBuild is an open source web enterprise environment to configure custom applications for asset management.
CMU Sphinx, also called Sphinx in short, is the general term to describe a group of speech recognition systems developed at Carnegie Mellon University.
cmus (C* Music Player) is a small and fast console audio player for Unix-like operating systems.
In software development, a codebase (or code base) refers to a whole collection of source code that is used to build a particular software system, application, or software component.
The Collaborative Computing Project for NMR (CCPN) is a project that aims to bring together computational aspects of the scientific community involved in NMR spectroscopy, especially those who work in the field of protein NMR.
Command HQ is a real-time strategy world domination game.
The Common Desktop Environment (CDE) is a desktop environment for Unix and OpenVMS, based on the Motif widget toolkit.
In computing, the Common Public License (CPL) is a free software / open-source software license published by IBM.
Commons-based peer production (CBPP) is a term coined by Harvard Law School professor Yochai Benkler.
The Community Z Tools (CZT) initiative is based around a SourceForge project to build a set of tools for the Z notation, a formal method useful in software engineering.
The following is a general comparison of BitTorrent clients, which are computer programs designed for peer-to-peer file sharing using the BitTorrent protocol.
The following comparison of DHCP and DHCPv6 server compares general and technical information for a number of DHCP server software programs.
This article lists DVD ripper software capable of ripping and converting DVD discs, ISO image files or DVD folders to computer, mobile handsets and media players supported file formats.
The following tables compare general and technical information for a number of LAN messengers.
This page provides a comparison of notable screencasting software, used to record activities on the computer screen.
A source code repository is a file archive and web hosting facility where a large amount of source code, for software or for web pages, is kept, either publicly or privately.
The following is a comparison of version control software.
The following tables compare general and technical information for a number of web browsers.
A compile farm is a server farm, a collection of one or more servers, which has been set up to compile computer programs remotely for various reasons.
Component-based software engineering (CBSE), also called as component-based development (CBD), is a branch of software engineering that emphasizes the separation of concerns with respect to the wide-ranging functionality available throughout a given software system.
concrete5 is an open-source content management system (CMS) for publishing content on the World Wide Web and intranets.
Core War is a 1984 programming game created by D. G. Jones and A. K. Dewdney in which two or more battle programs (called "warriors") compete for control of a virtual computer.
Checkpoint/Restore In Userspace, or CRIU (pronounced kree-oo), is a software tool for the Linux operating system.
Crossfire is a free and open source cross-platform multiplayer online role-playing video game.
cryptmount is a software tool for managing encrypted file systems under the Linux family of operating systems.
Crystal Space is a framework for developing 3D applications written in C++ by Jorrit Tyberghein and others.
cscope is a programming tool which works in console mode, text-based interface, that allows computer programmers or software developers to search source code of the programming language C, with some support for C++ and Java.
Csound is a computer programming language for sound, also known as a sound compiler or an audio programming language, or more precisely, an audio DSL.
CSQL is an open source main memory high-performance relational database management system developed at sourceforge.net.
Cube is a first-person shooter video game that shares the name of its free and open-source engine (zlib-licensed).
Cube 2: Sauerbraten (German for "sour roast", also known as Sauer) is a cross-platform, Quake-like first-person shooter that runs on Microsoft Windows, Linux, FreeBSD and Mac OS X using OpenGL and SDL.
curses is a terminal control library for Unix-like systems, enabling the construction of text user interface (TUI) applications.
Cyn.in is an open source enterprise collaborative software built on top of Plone a content management system written in the Python programming language which is a layer above Zope.
DaDaBIK is a no-code / low-code development platform written in PHP for quickly creating a CRUD (create, read, update, delete) database front-end or a more sophisticated database-driven Web application without coding.
Danger from the Deep, often abbreviated as DftD, is an open-source World War II German U-boat simulation for PC, striving for technical and historical accuracy.
Darik's Boot and Nuke, also known as DBAN, is an open source project hosted on SourceForge.
DarkSpace is a massively multiplayer real-time strategy computer game developed by PaleStar.
Darwin is an open-source Unix operating system first released by Apple Inc. in 2000.
Datagram Transport Layer Security (DTLS) is a communications protocol that provides security for datagram-based applications by allowing them to communicate in a way that is designedRFC 4347RFC 6347 to prevent eavesdropping, tampering, or message forgery.
DBEdit 2 is a database editor, which can connect to an Oracle, DB2, MySQL and any database that provides a JDBC driver.
DBLP is a computer science bibliography website.
DECnet is a suite of network protocols created by Digital Equipment Corporation.
Delightful Labor is a free open source web-based application for managing non-profits.
Delta3d is an open source software gaming/simulation engine API.
Deluge is a BitTorrent client written in Python.
A demultiplexer for digital media files, or media demultiplexer also called a file splitter by laymen or consumer software providers, is software that demultiplexes individual elementary streams of a media file, e.g., audio, video, or subtitles and sends them to their respective decoders for actual decoding.
Dermot Tynan (born 20 September 1961) is an Irish film director.
In computing, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer.
Diamond Trust of London is a turn-based strategy video game by Jason Rohrer, with music by Tom Bailey.
Dice.com is a career website based in New York City with primary sales and development operations in Urbandale, Iowa, San Jose, California and Denver.
Dillo is a minimalistic web browser particularly intended for older or slower computers and embedded systems.
Dimdim was a software company that provided a web-based platform for realtime, rich-media collaboration and meetings.
DimensioneX is an Open Source and totally free Multiplayer Engine designed for beginners and for quick development.
Direct Access File System (DAFS) is a network file system that is based on NFSv4 and the Virtual Interface (VI) data transfer mechanism.
DirectVobSub (formerly known as VSFilter) is a software add-on for Microsoft Windows (a DirectShow filter) that is able to read external subtitle files and superimposes them on a playing video file.
Discourse analysis (DA), or discourse studies, is a general term for a number of approaches to analyze written, vocal, or sign language use, or any significant semiotic event.
A disk image, in computing, is a computer file containing the contents and structure of a disk volume or of an entire data storage device, such as a hard disk drive, tape drive, floppy disk, optical disc or USB flash drive.
Distributed Proofreaders (commonly abbreviated as DP or PGDP) is a web-based project that supports the development of e-texts for Project Gutenberg by allowing many people to work together in proofreading drafts of e-texts for errors.
Distributed Proofreaders Canada (DP Canada) is a volunteer organization that converts books into digital format and releases them as public domain books in formats readable by electronic devices.
DocBook is a semantic markup language for technical documentation.
In programming, a docstring is a string literal specified in source code that is used, like a comment, to document a specific segment of code.
DomainKeys Identified Mail (DKIM) is an email authentication method designed to detect email spoofing.
DOSBOX (stylized as DOSBox) is an emulator program which emulates an IBM PC compatible computer running a DOS operating system.
dotProject is a web-based, multi-user, multi-language project management application.
Double Commander is an open source multi-platform two-panel orthodox file manager that is inspired by the Microsoft Windows-only Total Commander.
Download Valley is a cluster of software companies in Israel, producing and delivering adware to be installed alongside downloads of other software.
Drakensang: The Dark Eye (German title: Das Schwarze Auge: Drakensang) is a 2008 role-playing video game developed by Radon Labs and published by dtp.
Dreamlinux was a Brazilian computer operating system based on Debian GNU/Linux.
DrJava is a lightweight Java IDE designed primarily for students and beginners in Java that is actively developed and maintained by the JavaPLT group at Rice University.
DRMAA or Distributed Resource Management Application API is a high-level Open Grid Forum API specification for the submission and control of jobs to a Distributed Resource Management (DRM) system, such as a Cluster or Grid computing infrastructure.
The Motorola Droid 4 (XT894) is a smartphone made by Motorola Mobility.
The Motorola Droid Bionic is an Android-based, 4G LTE-capable smartphone designed by Motorola.
The Verizon Droid Razr (GSM/UMTS version: Motorola Razr; both versions styled RAZR) is an Android-based, 4G LTE-capable smartphone designed by Motorola that launched on Verizon Wireless on November 11, 2011.
Drugwars is a turn-based strategy computer game in which the player assumes the role of a drug dealer engaged in arbitrage.
The DS80C390 is a microcontroller whose architecture is derived from that of the Intel 8051 processor series, introduced by Dallas Semiconductor (now part of Maxim Integrated Products).
Duckling, the collaboration environment software suite for e-Science, is an open-source software suite developed by CERC of CNIC to meet the rapid progress of the Chinese Academy of Sciences’ e-Science activities.
Dungeon Crawl Stone Soup is a free and open source roguelike computer game, which is the actively community-developed successor of the 1997 roguelike game Linley's Dungeon Crawl, originally programmed by Linley Henzell.
DUnit is an automated unit testing framework for Borland Delphi.
Dust Racing 2D (dustrac) is an open source, tile-based 2D racing game developed by Jussi Lind.
DVD Flick is an open source DVD authoring application for Windows developed by Dennis Meuwissen and released under the GNU General Public License.
DVDStyler is a DVD authoring tool.
Earth Clock is a computer program that will display a map of the Earth showing the zones where is day and where is night.
EasyEclipse is an open source software project hosted in Sourceforge that provides several bundled distributions of the Eclipse IDE pre configured with plug-ins for special purposes such as Python programming, Ruby on Rails, etc.
easyrec is an open-source program that provides personalized recommendations using RESTful Web services to be integrated into Web enabled applications.
Echo (one-to-all, one-to-one, or one-to-some distribution) is a group communications protocol where authenticated and encrypted information is addressed to members connected to a node.
ECLiPSe is a software system for the development and deployment of Constraint Programming applications, e.g. in the areas of optimization, planning, scheduling, resource allocation, timetabling, transport etc.
Egoboo is a 3D open source dungeon crawling action role-playing game with current support for Windows XP, Windows Vista, Linux, Mac OS X, and some earlier versions of Windows.
Elastix is an unified communications server software that brings together IP PBX, email, IM, faxing and collaboration functionality.
The eLesson Markup Language (eLML) is an open source XML framework for creating electronic lessons.
The Embeddable Linux Kernel Subset (ELKS), formerly known as Linux-8086, is a Unix-like operating system kernel.
Embroidermodder is a free machine embroidery software tool that supports a variety of formats and allows the user to add custom modifications to their embroidery designs.
EMILE is the Early Mac Image LoadEr, a bootloader for loading Linux on Macintosh computers that have m68k processors.
Emmabuntüs is a Linux distribution derived from Ubuntu/Debian and designed to facilitate the repacking of computers donated to humanitarian organizations like the Emmaüs Communities.
eMule is a free peer-to-peer file sharing application for Microsoft Windows.
EmuTOS is a replacement for TOS (the operating system of the Atari ST and its successors), released as free software.
Endeavour Software Project Management is an open-source solution to manage large-scale enterprise software projects in an iterative and incremental development process.
Enea is global information technology company with its headquarters in Kista, Sweden that provides real-time operating systems and consulting services.
Enigma is a transport puzzle video game based on Oxyd, and is released under the GPL.
Epesi is an open source, PHP/Ajax framework for rapid development of web based, database driven applications.
ERC is an Internet Relay Chat (IRC) client integrated into GNU Emacs.
eric is a free integrated development environment (IDE) used for computer programming.
Escape Velocity is a single-player role-playing space trading and combat video game series first introduced in 1996 by Ambrosia Software for the Apple Macintosh.
Excalibur: Morgana's Revenge is a first-person shooter video game developed by ExcaliburWorld Software.
eyeOS is a web desktop following the cloud computing concept that seeks to enable collaboration and communication among users.
The EyeToy is a color digital camera device, similar to a webcam, for the PlayStation 2.
Falcon's Eye is a version of the computer game NetHack which introduces isometric graphics and mouse control.
Fast Artificial Neural Network (FANN) is cross-platform open source programming library for developing multilayer feedforward Artificial Neural Networks.
FastICA is an efficient and popular algorithm for independent component analysis invented by Aapo Hyvärinen at Helsinki University of Technology.
FastTracker 2 is a music tracker created by Fredrik "Mr.
Fat-Free Framework is an open-source web framework distributed under the GNU General Public License and hosted by GitHub and Sourceforge.
In computing, the FC-HBA API (also called the SNIA Common HBA API) is an Application Programming Interface for Host Bus Adapters connecting computers to hard disks via a Fibre Channel network.
FileZilla is a free software, cross-platform FTP application, consisting of FileZilla Client and FileZilla Server.
Fire is an instant messaging client for Mac OS X (previously for OPENSTEP), that can access IRC, XMPP, AIM, ICQ, Microsoft, Yahoo!, and Bonjour.
Firebird is an open source SQL relational database management system that "runs on Linux, Microsoft Windows, and several Unix platforms".
Firestarter is a personal firewall tool that uses the Netfilter (iptables/ipchains) system built into the Linux kernel.
The First International Conference on the World-Wide Web (also known as WWW1) was the first-ever conference about the World Wide Web, and the first meeting of what became the International World Wide Web Conference.
Fish Fillets NG, originally just Fish Fillets, is a puzzle video game developed and released by Altar Games in 1998.
Fldigi, the Fast Light Digital modem application, is a free and open-source program which allows an ordinary computer's sound card to be used as a simple two-way data modem.
FontForge is a font editor which supports many common font formats.
FooBillard is a free and open-source, OpenGL-based sports simulation video game.
In FOSS development communities, a forge is a web-based collaborative software platform for both developing and sharing computer applications.
Fossil is a distributed version control system, bug tracking system and wiki software server for use in software development created by D. Richard Hipp.
Fourth Corner Exchange Inc is a sustainable community currency based in the Pacific Northwest United States.
FpgaC is a compiler for a subset of the C programming language, which produces digital circuits that will execute the compiled programs.
fre:ac is a free audio converter and CD extractor for Microsoft Windows, Linux, macOS and FreeBSD, distributed under the GNU General Public License.
Free content, libre content, or free information, is any kind of functional work, work of art, or other creative content that meets the definition of a free cultural work.
The Free Software Directory (FSD) is a project of the Free Software Foundation (FSF).
FreeCAD is a free and open-source (under the LGPLv2+ license) general-purpose parametric 3D CAD modeler and a building information modeling (BIM) software with finite-element-method (FEM) support.
Freecode, formerly Freshmeat, is a website owned by BIZX, Inc.
FreeCol is a 4X video game, a clone of Sid Meier's Colonization.
FreeMED is an opensource electronic medical record system based on Linux, Apache, MySQL and PHP (commonly referred to as LAMP).
FreeMind is a free mind mapping application written in Java.
Freestyle is a free, open source renderer for non-photorealistic line drawing from 3D scenes.
FreeTDS is a free software programming library, a re-implementation of the Tabular Data Stream protocol.
FreqTweak is an open-source tool for real-time audio spectral manipulation and display.
Frets on Fire (FoF) is a free, open-source Finnish music video game created by Unreal Voodoo.
The friendly interactive shell (fish) is a Unix shell that attempts to be more interactive and user-friendly than those with a longer history (i.e. most other Unix shells) or those formulated as function-compatible replacements for the aforementioned (e.g. zsh, the Falstad shell).
In software engineering, the terms front end and back end refer to the separation of concerns between the presentation layer (front end), and the data access layer (back end) of a piece of software, or the physical infrastructure or hardware.
The Free Unix Spectrum Emulator (Fuse) is an emulator of the 1980s ZX Spectrum home computer and its various clones for Unix, Windows and Mac OS X. Fuse is free software, released under the GNU General Public License.
FusionForge is a free software application descendant of the forge (web-based project-management and collaboration software) originally created for running the SourceForge.net platform.
Galeon is a discontinued Gecko-based web browser that was created by Marco Pesenti Gritti with the goal of delivering a consistent browsing experience to GNOME desktop environment.
Gallery or Menalto Gallery is an open source project enabling management and publication of digital photographs and other media through a PHP-enabled web server.
GanttProject is GPL-licensed (free software) Java based, project management software that runs under the Microsoft Windows, Linux and Mac OS X operating systems.
Grassroots DICOM or GDCM (originally called GNU DiCoM; the name was changed at a request for integration in ITK, followed by a change in license), is a cross-platform library written in C++ for DICOM medical files.
Geeknet, Inc. is a Fairfax County, Virginia–based company that owns the online retailer ThinkGeek and is a subsidiary of GameStop.
Geeqie is a free software image viewer and image organiser program for Unix-like operating systems, which includes Linux-based systems and Apple's OS X. It was first released in March 2010, having been created as a fork of GQview, which appeared to have ceased development.
In computer programming, gene expression programming (GEP) is an evolutionary algorithm that creates computer programs or models.
General Architecture for Text Engineering or GATE is a Java suite of tools originally developed at the University of Sheffield beginning in 1995 and now used worldwide by a wide community of scientists, companies, teachers and students for many natural language processing tasks, including information extraction in many languages.
GenoCAD is one of the earliest computer assisted design tools for synthetic biology.
George Ciprian Necula is a Romanian computer scientist and professor at the University of California, Berkeley who does research in the area of programming languages and software engineering, with a particular focus on software verification and formal methods.
GForge is a free software fork of the web-based project-management and collaboration software originally created for SourceForge, called Savane.
The Graphics Interchange Format, better known by its acronym GIF, is a bitmap image format that was developed by a team at the bulletin board service (BBS) provider CompuServe led by American computer scientist Steve Wilhite on June 15, 1987.
GigaSpaces Technologies Inc., is a privately held Israeli software company, established in 2000, with its headquarters located in New York City, with additional offices in Europe, and Asia.
GIMP (GNU Image Manipulation Program) is a free and open-source raster graphics editor used for image retouching and editing, free-form drawing, converting between different image formats, and more specialized tasks.
GitHub Inc. is a web-based hosting service for version control using Git.
Glest is a free and open-source real-time strategy computer game from 2004.
GLtron is a 3D snake game based on the light cycle portion of the film Tron.
GNAT Programming Studio (GPS, formerly known as the GNAT Programming System) is a free multi-language integrated development environment (IDE) by AdaCore.
GNOME Chess (formerly glChess) is a graphical front-end featuring a 2D and a 3D chessboard interface.
GNU Bazaar (formerly Bazaar-NG, command line tool bzr) is a distributed and client–server revision control system sponsored by Canonical.
The GNU Data Language (GDL) is a free alternative to IDL (Interactive Data Language).
The GNU General Public License (GNU GPL or GPL) is a widely used free software license, which guarantees end users the freedom to run, study, share and modify the software.
GNU Health is a free software hospital information system with strong focus on public health and social medicine.
GNU Savannah is a project of the Free Software Foundation initiated by Loïc Dachary, which serves as a collaborative software development management system for free Software projects.
GnuCash is an accounting program that implements a double-entry bookkeeping system.
GnuCOBOL (formerly OpenCOBOL, and for a short time known as GNU Cobol) is a free implementation of the COBOL programming language.
GOCR (or JOCR) is a free optical character recognition program, initially written by Jörg Schulenburg.
Google Developers (previously Google Code), application programming interfaces (APIs), and technical resources.
Gordon Lyon (also known by his pseudonym Fyodor Vaskovich) is a network security expert, open source programmer, writer, and hacker.
GPAC Project on Advanced Content (GPAC, a recursive acronym) is an implementation of the MPEG-4 Systems standard written in ANSI C. GPAC provides tools for media playback, vector graphics and 3D rendering, MPEG-4 authoring and distribution.
GParted (acronym of GNOME Partition Editor) is a GTK+ front-end to GNU Parted and an official GNOME partition-editing application (alongside Disks).
GPlates is open-source application software offering a novel combination of interactive plate-tectonic reconstructions, geographic information system (GIS) functionality and raster data visualization.
Gplay is a minimalist console multimedia player using Microsoft's DirectShow, included in the UnxUtils collection.
Graphics Layout Engine (GLE) is a graphics scripting language designed for creating publication quality graphs, plots, diagrams, figures and slides.
Greenshot is a free and open source screenshot program for Microsoft Windows.
Greenstone is a suite of software tools for building and distributing digital library collections on the Internet or CD-ROM.
Grip is a free Compact Disc player and CD ripper within the GNOME project.
Group-Office is a PHP based dual license commercial/open source groupware and CRM and DMS product developed by the Dutch company Intermesh.
Guvcview (GTK+ UVC Viewer) is a free software webcam application for the Linux desktop, started by Paulo Assis in 2008.
H2 is a relational database management system written in Java.
Hashcash is a proof-of-work system used to limit email spam and denial-of-service attacks, and more recently has become known for its use in bitcoin (and other cryptocurrencies) as part of the mining algorithm.
HEAnet is the national education and research network of Ireland.
Heart of the Alien is a cinematic platformer video game developed by Interplay Entertainment and Virgin Interactive and was released by Virgin Interactive in for the Sega CD exclusively in North America.
Heartbleed is a security bug in the OpenSSL cryptography library, which is a widely used implementation of the Transport Layer Security (TLS) protocol.
HeidiSQL is a free and open-source administration tool for MySQL and its forks, as well as Microsoft SQL Server and PostgreSQL.
High Level Assembly (HLA) is a high-level assembly language developed by Randall Hyde.
Hina-Di is a web feed format created in Japan.
The history of email spam, reaches back to the mid 1990s when commercial use of the Internet first became possible - and marketers and publicists began to test what was possible.
Wikipedia began with its launch on 15 January 2001, two days after the domain was registered by Jimmy Wales and Larry Sanger.
The history of wikis is generally dated from 1994, when Ward Cunningham gave the name "WikiWikiWeb" to the knowledge base, which ran on his company's website at c2.com, and the wiki software that powered it.
Homebrew is a free and open-source software package management system that simplifies the installation of software on Apple's macOS operating system.
HTML Tidy is a console application whose purpose is to fix invalid HTML, detect potential web accessibility errors, and improve the layout and indent style of the resulting markup.
HuMo-gen is a free and cross-platform web application for displaying and editing genealogical data on the Internet.
HylaFAX is the leading fax server for Unix-like computer systems.
ibiblio (formerly SunSITE.unc.edu and MetaLab.unc.edu) is a "collection of collections," and hosts a diverse range of publicly available information and open source content, including software, music, literature, art, history, science, politics, and cultural studies.
IcyOwl is an Open Source C++ Integrated Development Environment(IDE) distributed under GNU General Public License.
iDempiere Business Suite, also known as OSGi + ADempiere, is an open source Enterprise Resource Planning (ERP) software that is fully navigable on PCs, tablets and smartphones, it has also customer relationship management (CRM) and supply chain management (SCM) functions.
IEBus (Inter Equipment Bus) is a communication bus specification "between equipments within a vehicle or a chassis" of Renesas Electronics. It defines OSI model layer 1 and layer 2 specification. IEBus is mainly used for car audio and car navigations, which established de-facto standard in Japan, though SAE J1850 is major in United States. IEBus is also used in some vending machines, which major customer is Fuji Electric. Each button on the vending machine has an IEBus ID, i.e. has a controller. Detailed specification is disclosed to licensees only, but protocol analyzers are provided from some test equipment vendors. Its modulation method is PWM (Pulse-Width Modulation) with 6.00 MHz base clock originally, but most of automotive customers use 6.291 MHz, and physical layer is a pair of differential signalling harness. Its physical layer adopts half-duplex, asynchronous, and multi-master communication with CSMA/CD (Carrier Sense Multiple Access/Collision Detection) for access control. It allows for up to fifty units on one bus over a maximum length of 150 meters. Two differential signalling lines are used with Bus+ / Bus− naming, sometimes labeled as Data(+) / Data(−). It is sometimes described as "IE-BUS", "IE-Bus," or "IE Bus," but these are incorrect. In formal, it is "IEBus." IEBus® and Inter Equipment Bus® are registered trademark symbols of Renesas Electronics Corporation, formerly NEC Electronics Corporation, (JPO: Reg.
ImpressCMS is an open source content management system for building and maintaining dynamic web sites, written in the PHP programming language and using a MySQL database.
incr Tcl (commonly stylised as, and often abbreviated to itcl) is a set of object-oriented extensions for the Tcl programming language.
This is an index of Microsoft Windows games.
This is an index of Microsoft Windows games.
This is an index of Microsoft Windows games.
Infantry Online is a multiplayer combat video game.
Infobot is a Perl IRC bot, first written in 1995 by Kevin Lenzo.
Inform is a programming language and design system for interactive fiction originally created in 1993 by Graham Nelson.
InkML is an XML-based markup language to describe "ink" data input with an electronic pen or stylus.
Inkscape is a free and open-source vector graphics editor; it can be used to create or edit vector graphics such as illustrations, diagrams, line arts, charts, logos and complex paintings.
The International Internet Preservation Consortium is an international organization of libraries and other organizations established to coordinate efforts to preserve internet content for the future.
Internode Pty Ltd is an Australian Internet service provider (ISP) that provides ADSL and NBN broadband Internet access, business-class access (Internode Business Connect), web hosting, co-location, Voice over IP, and a variety of related services.
Iometer is an I/O subsystem measurement and characterization tool for single and clustered systems.
iteraplan is a tool to manage Enterprise architecture with focus on the IT landscape.
ITK-SNAP is an interactive software application that allows users to navigate three-dimensional medical images, manually delineate anatomical regions of interest, and perform automatic image segmentation.
Jacobsen v. Katzer was a lawsuit between Robert Jacobsen (plaintiff) and Matthew Katzer (defendant), filed March 13, 2006 in the United States District Court for the Northern District of California.
Jape is a configurable, graphical proof assistant, originally developed by Richard Bornat at Queen Mary, University of London and Bernard Sufrin the University of Oxford.
Jason Rohrer (born November 14, 1977) is an American computer programmer, writer, musician, and game designer.
JasperReports is an open source Java reporting tool that can write to a variety of targets, such as: screen, a printer, into PDF, HTML, Microsoft Excel, RTF, ODT, Comma-separated values or XML files.
JD (Java Decompiler) is a Decompiler for the Java programming language.
JavaForge.com was a non-profit and free open source software development community with a hosting portal for open source projects.
Jeff Bates, also known as hemos, is the co-founder of Slashdot along with Rob Malda ("CmdrTaco").
JetPAG (Jet Parser Auto-Generator) is an open source LL(k) parser and lexical analyzer generator, licensed under the GNU General Public License.
The Jhai Foundation is a non-profit organisation working mainly in Laos.
Jikes is an open source Java compiler written in C++.
JMule is an open source file sharing client written in Java for eDonkey2000 networks.
jnSynch is a light-weight file synchronization engine written in Java, and released as open source through GPL license.
JOELib is computer software, a chemical expert system used mainly to interconvert chemical file formats.
Jolie (Java Orchestration Language Interpreter Engine) is an open-source programming language for developing distributed applications based on microservices.
jspx-bay, commonly referred to as jspx, is a free open source pure Java web RAD framework.
Juice is a podcast aggregator for Windows and OS X used for downloading media files such as ogg and mp3 for playback on the computer or for copying to a digital audio player.
Just another Gibbs sampler (JAGS) is a program for simulation from Bayesian hierarchical models using Markov chain Monte Carlo (MCMC), developed by Martyn Plummer.
JXplorer is a free, open source client for browsing Lightweight Directory Access Protocol (LDAP) servers and LDAP Data Interchange Format (LDIF) files.
Jython is an implementation of the Python programming language designed to run on the Java platform.
K9Copy is a free and open-source DVD backup and DVD authoring program for Unix-like operating systems such as Linux and BSD.
KallistiOS is a free, BSD license-based development system for the Sega Dreamcast game console.
Kalypso is an open source modelling program.
Kazehakase (Japanese) is a web browser for Unix-like operating systems that uses the GTK+ libraries.
Born in 1960, Ken Coar is a software developer and open development evangelist, recognised primarily for his participation in the creation of The Apache Software Foundation, and the inception of the initial ApacheCon user conferences.
Kernel normal form, or KNF, is the coding style used in the development of code for the BSD operating systems.
kiki the nano bot is a puzzle game, a mixture of the games Sokoban and Kula World.
Kiwix is a free and open-source offline web browser created by Emmanuel Engelhart and Renaud Gaudin in 2007.
Kodi (formerly XBMC) is a free and open-source media player software application developed by the XBMC Foundation, a non-profit technology consortium.
KompoZer is an open source WYSIWYG HTML editor based on the now-discontinued Nvu editor.
KonsolScript is a cross-platform scripting language used mostly for games.
Krugle is a search engine that allows computer programmers and other developers to search Open Source repositories to locate open source code, and quickly share the code with other programmers on the internet.
KSquirrel is an image viewer for the KDE desktop environment with a disk navigator, file tree, thumbnails, extended thumbnails, dynamic format support, DCOP interface, KEXIF and KIPI plugins support.
Kune is a free/open source distributed social network focused on collaboration rather than just on communication.
Laboratory Virtual Instrument Engineering Workbench (LabVIEW) is a system-design platform and development environment for a visual programming language from National Instruments.
Larry Augustin (born October 10, 1962) is the Chairman of SugarCRM.
Lawrence Mark Sanger (born) is an American Internet project developer, co-founder of Wikipedia, and the founder of Citizendium.
In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.
Launch Time is a new concept for handling Ethernet packets proposed for the Linux kernel.
Lazarus is a free cross-platform visual integrated development environment (IDE) for rapid application development (RAD) using the Free Pascal compiler.
LCD Smartie is open-source software for Microsoft Windows which allows a character LCD to be used as an auxiliary display device for a PC.
LeafChat is a free IRC client for Microsoft Windows and Unix-like operating systems, licensed under the GNU GPL.
The Lempel–Ziv–Markov chain algorithm (LZMA) is an algorithm used to perform lossless data compression.
LibreCAD is a free computer-aided design (CAD) application for 2D design.
GNU LibreDWG is a software library programmed in C to manage DWG computer files, native proprietary format of computer-aided design software AutoCAD.
LibrePlan is a free software web application for project management, developed by the Fundación para o Fomento da Calidade Industrial e Desenvolvemento Tecnolóxico de Galicia, dependent of the Ministry of Industry of the Xunta de Galicia.
Liero is a video game for MS-DOS, first released by Finnish programmer Joosa Riekkinen in 1998.
Lightscreen is a lightweight screen shooting application for Microsoft Windows, used to automate the process of saving and cataloging screenshots.
LimeSurvey (formerly PHPSurveyor) is a free and open source on-line statistical survey web app written in PHP based on a MySQL, SQLite, PostgreSQL or MSSQL database, distributed under the GNU General Public License.
LimeWire is a discontinued free peer-to-peer file sharing (P2P) client for Windows, macOS, Linux and Solaris.
Lincity is a free and open-source software construction and management simulation game, which puts the player in control of managing a city's socio-economy, similar in concept to SimCity.
Links is an open source text and graphic web browser with a pull-down menu system.
Linux Game Publishing (sometimes also referred to as LGP) is a software company based in Nottingham in England.
Linux India is an informally organized community of mailing lists.
The Linux Userland Filesystem (LUFS) is a File System on Linux, which is similar to FUSE in that a file system driver provides a bridge from kernel mode to user mode.
Linux Users' Group of Davis (commonly known as LUGOD) is a users' group of students and faculty from the University of California, Davis, Information technology professionals from the Sacramento region, and hobbyists interested in Linux and free and open-source software.
LinuxCNC (formerly Enhanced Machine Controller or EMC2) is a free, open-source GNU/Linux software system that implements numerical control capability using general purpose computers to control CNC machines.
This list of 3D graphics software contains software packages related to the development and exploitation of 3D computer graphics.
The following is a list of notable software for creating, modifying and deploying Adobe Flash and Adobe Shockwave format.
In computing, '''Apache''', an open-source HTTP server, comprises a small core for HTTP request/response processing and for Multi-Processing Modules (MPM) which dispatches data processing to threads and/or processes.
The following is a list of current and past, nonclassified notable artificial intelligence projects.
This is a list of computer-aided technologies (CAx) companies and their software products.
This is a list of notable software which were originally developed as commercial (and/or proprietary) software product with the source now available (in contrast to software which is developed from the beginning as free and open source software).
The source code of these commercially developed and distributed video games is available to the public or the games' communities.
This is a list of free and open-source software packages, computer software licensed under free software licenses and open-source licenses.
Many projects have attempted to use the Gnutella network, since its introduction in early 2000.
This is a selected list of free/libre and open-source (FOSS) video games.
This is list of software projects or products that are third-party source ports, modified forks, or derivative work directly based on Kodi Entertainment Center (formerly XBMC Media Center), an open source media player application and entertainment platform developed by the non-profit technology consortium XBMC Foundation.
This is a list of notable software forks.
This is a list of notable translation software.
This is a list of websites with country access restrictions.
LiVES (LiVES Editing System) is a free video editing software and VJ tool, released under the GNU General Public License version 3 or later.
Loïc Dachary (born 1965) is a French free software developer and activist who has been active since 1987.
The LOCKSS ("Lots of Copies Keep Stuff Safe") project, under the auspices of Stanford University, is a peer-to-peer network that develops and supports an open source system allowing libraries to collect, preserve and provide their readers with access to material published on the Web.
Apache Log4j is a Java-based logging utility.
LPRng is a printing system compatible with the Berkeley printing system.
LXR Cross Referencer, usually known as LXR, is a general-purpose source code indexer and cross-referencer that provides web-based browsing of source code, with links to the definition and usage of any identifier.
Lyceum was an open-source blogging platform based on WordPress.
MacHTTP is a webserver designed to run on the classic Mac OS versions 7.x through 9.x. It was written by software developer Chuck Shotton and was originally shareware; it dates from 1993; it is now available in source code form from SourceForge.net under the Perl Artistic License.
Mad TV is a television station management simulation computer game produced in 1991 by Rainbow Arts.
makedepend is a Unix tool used to generate dependencies of C source files.
Mandriva Linux (a fusion of the French distribution Mandrakelinux or Mandrake Linux and the Brazilian distribution Conectiva Linux) was a Linux distribution by Mandriva.
Manjaro Linux, or simply Manjaro, is an open source operating system for computers.
Mantis Bug Tracker is a free and open source, web-based bug tracking system.
Markdown is a lightweight markup language with plain text formatting syntax.
Matomo, formerly Piwik (pronounced), is a free and open source web analytics application developed by a team of international developers, that runs on a PHP/MySQL webserver.
Maui Cluster Scheduler is a job scheduler for use on clusters and supercomputers initially developed by Cluster Resources, Inc..
Maxima is a computer algebra system (CAS) based on a 1982 version of Macsyma.
MayaVi is a scientific data visualizer written in Python, which uses VTK and provides a GUI via Tkinter.
It is difficult to determine which programming languages are "most widely used" because what usage means varies by context.
The Media Dispatch Protocol (MDP) was developed by the Pro-MPEG Media Dispatch Group to provide an open standard for secure, automated, and tapeless delivery of audio, video and associated data files.
Media Player Classic (MPC) is a compact media player for 32-bit and 64-bit Microsoft Windows.
MediaCoder is a proprietary transcoding program for Microsoft Windows.
MediaInfo is a free and open-source program that displays technical information about media files, as well as tag information for many audio and video files.
My Emulator Doesn't Need A Frickin' Excellent Name (Mednafen), formerly known as Nintencer, is an OpenGL and SDL multi-system free software wrapper that bundles various original and third-party emulation cores into a single package, and is driven by command-line input.
MegaGlest is a free and open source real-time strategy computer game in a fantasy world, mixing elements of re-imagined past civilizations, magic and steampunk.
MegaMek is an open source, turn-based strategy computer game that simulates the Classic BattleTech board game.
Mercurial is a distributed revision-control tool for software developers.
Merobase is a software search engine that allows developers to find, share and reuse software components from the Internet.
MH & xmh: Email for Users & Programmers is the first book in history to have been published within the Internet.
Michael John Caldwell "Mike" Gordon FRS (28 February 1948 – 22 August 2017) was a leading British computer scientist.
Microsoft Tape Format (MTF) is the tape format used by several backup tools for the Microsoft Windows platform.
MinGW (Minimalist GNU for Windows), formerly mingw32, is a free and open source software development environment for creating Microsoft Windows applications.
The MIRIAM Registry, a by-product of the MIRIAM Guidelines, is a database of namespaces and associated information that is used in the creation of uniform resource identifiers.
Mixmaster is a Type II anonymous remailer which sends messages in fixed-size packets and reorders them, preventing anyone watching the messages go in and out of remailers from tracing them.
The Moab Cluster Suite is a cluster workload management package, available from Adaptive Computing, Inc., that integrates the scheduling, managing, monitoring and reporting of cluster workloads.
Mobile phone–based sensing software is a class of software for mobile phones that uses the phone's sensors to acquire data about the user.
mod_qos is a quality of service (QoS) module for the Apache HTTP server implementing control mechanisms that can provide different priority to different requests.
A molecule editor is a computer program for creating and modifying representations of chemical structures.
Mona Font is a Japanese proportional font for the X Window System, derived from the Shinonome raster font family.
A MOO (MUD, object-oriented) is a text-based online virtual reality system to which multiple users (players) are connected at the same time.
The MOO programming language is a relatively simple programming language used to support the MOO Server.
eMule MorphXT is a peer-to-peer file sharing application for Microsoft Windows released under the GNU General Public License (GPL), as is its parent software eMule.
The Motorola A780 is a cellular PDA running the Linux operating system.
The Motorola Atrix 4G (also known as MB860, ME860 in Asia market, MB861 in Korean market) is an Android-based smartphone by Motorola, introduced in CES 2011 on January 5, 2011.
Motorola Homesight is a brand name for a range of home security and automation products marketed in the U.S. and UK, which include separate items and a product package.
The Motorola Photon 4G is a high end Android-based mobile smartphone that is distributed exclusively by Sprint.
MPEG-1 is a standard for lossy compression of video and audio.
MultiEx Commander is a game resource archive manager for Windows published by the Xentax Foundation.
Music visualization or music visualisation, a feature found in electronic music visualizers and media player software, generates animated imagery based on a piece of music.
MySQL ("My S-Q-L") is an open-source relational database management system (RDBMS).
mysqlBind/unxsBind is a DNS management software system.
NAS4Free is a network-attached storage (NAS) server software with a dedicated management web interface (written in PHP).
World Wind is an open-source (released under the NOSA license) virtual globe.
Nathan Oostendorp is an American technologist, author, and entrepreneur.
NaviServer is a high performance web server written in C and Tcl.
NEdit, the Nirvana editor, is a text editor and source code editor for the X Window System.
Net-SNMP is a suite of software for using and deploying the SNMP protocol (v1, v2c and v3 and the AgentX subagent protocol).
Netatalk is a free, open-source implementation of the Apple Filing Protocol.
NetHack is a single-player roguelike video game originally released in 1987 with ASCII graphics.
The Netwide Assembler (NASM) is an assembler and disassembler for the Intel x86 architecture.
The Neuroimaging Informatics Tools and Resources Clearinghouse (NITRC) is a neuroimaging informatics knowledge environment for MR, PET/SPECT, CT, EEG/MEG, optical imaging, clinical neuroinformatics, imaging genomics, and computational neuroscience tools and resources.
Neuroph is an object-oriented artificial neural network framework written in Java.
ngrep (network grep) is a network packet analyzer written by Jordan Ritter.
NoGravity is a space flight simulation and space shooter developed by realtech VR, a Montreal based, French Canadian independent computer games company.
Nokia Suite (formerly Nokia Ovi Suite) is an application for Nokia users to connect their devices with Microsoft Windows.
Notepad++ is a text editor and source code editor for use with Microsoft Windows.
Nullsoft Scriptable Install System (NSIS) is a script-driven installer authoring tool for Microsoft Windows backed by Nullsoft, the creators of Winamp.
NUnit is an open-source unit testing framework for Microsoft.NET.
NupeCode is free/open source software (released under the GNU General Public License) designed for large peer review projects.
Nupedia was an English-language web-based encyclopedia whose articles were written by volunteer contributors with appropriate subject matter expertise, reviewed by expert editors before publication, and licensed as free content.
The Oberon SystemNiklaus Wirth & Jürg Gutknecht: (1988) The Oberon System.
The Object Windows Library (OWL) is a C++ object-oriented application framework designed to simplify desktop application development for Windows.
The Owner-Free File System (OFF System, or OFF for short) is a peer-to-peer distributed file system in which all shared files are represented by randomized multi-used data blocks.
Object-Oriented Graphics Rendering Engine (OGRE) is a scene-oriented, real-time, 3D rendering engine, as opposed to a game engine.
In computer science and information science, an ontology encompasses a representation, formal naming, and definition of the categories, properties, and relations of the concepts, data, and entities that substantiate one, many, or all domains.
Open energy system models are energy system models that are open source.
Black Duck Open Hub, formerly Ohloh, is a website which provides a web services suite and online community platform that aims to index the open-source software development community.
Open Programming Language (OPL) is an embedded programming language for portable devices that run the Symbian Operating System.
The Open Solutions Alliance (OSA) is a trade association.
The Open Web Foundation (OWF) is a non-profit organization dedicated to the development and protection of specifications for emerging web technologies.
Open Workbench is a free project management software focused on scheduling.
Open-source software development is the process by which open-source software, or similar software whose source code is publicly available, is developed.
An open-source video game, or simply an open-source game, is a video game whose source code is open-source.
Openbravo is a cloud-based software provider specialized in retail solutions.
OpenCity is a free and open-source software 3D city-building game started in 2003.
OpenCV (Open Source Computer Vision) is a library of programming functions mainly aimed at real-time computer vision.
This is an overview of software support for the OpenDocument format, an open document file format for saving and exchanging editable office documents.
OpenEMR is a medical practice management software which also supports Electronic Medical Records (EMR).
openFIRST is an integrated set of modules which may be used together to create or enhance a web site.
OpenID is an open standard and decentralized authentication protocol.
OpenJMS is one of the major providers of Java Message Service API, which implements Sun Microsystems' Java Message Service API 1.1 Specification.
OpenL Tablets is a business rule management system (BRMS) and a business rules engine (BRE) based on table representation of rules.
OpenLP is a worship presentation program licensed under the GNU General Public License.
OpenNMS is a free and open-source enterprise grade network monitoring and network management platform.
OpenProj was an open-source project management software application.
OpenRaster is a file format proposed for the common exchange of layered images between raster graphics editors.
OpenSearchServer is an open-source application server allowing development of index-based applications such as search engines.
OpenSocialNetwork is a social network of open source whose project is in SourceForge.net.
openTMS is an Acronym for "Open Source Translation Management System".
OpenTracker is the open source version of the Tracker file manager for BeOS-compatible operating systems.
OpenTTD is a business simulation game in which players try to earn money via transporting passengers and freight by road, rail, water and air.
OpenWindows was a desktop environment for Sun Microsystems workstations which combined SunView, NeWS, and X Window System protocols.
Oracle Grid Engine, previously known as Sun Grid Engine (SGE), CODINE (Computing in Distributed Networked Environments) or GRD (Global Resource Director), was a grid computing computer cluster software system (otherwise known as a batch-queuing system), acquired as part of a purchase of Gridware, then improved and supported by Sun Microsystems and later Oracle.
OrangeHRM Inc. is a HR software company based in Secaucus, New Jersey.
OS-9 is a family of real-time, process-based, multitasking, multi-user operating systems, developed in the 1980s, originally by Microware Systems Corporation for the Motorola 6809 microprocessor.
OS/2 is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer Ed Iacobucci.
OSDN (formerly SourceForge.JP) is a web-based collaborative development environment for open-source software projects.
The following outline is provided as an overview of and topical guide to free software and the free software movement: Free software – software which can be run, studied, examined, modified, and redistributed freely (without any cost).
Outlook Express, formerly known as Microsoft Internet Mail and News, is a discontinued email and news client included with Internet Explorer versions 3.0 through to 6.0.
Descended from Copilot, Palm OS Emulator is used for writing, testing, and debugging Palm OS applications.
Pandora FMS (for Pandora Flexible Monitoring System) is software for monitoring computer networks.
Panorama Tools (also known as PanoTools) are a suite of programs and libraries originally written by German physics and mathematics professor Helmut Dersch.
Paradroid is a Commodore 64 computer game written by Andrew Braybrook and published by Hewson Consultants in 1985.
Password Safe is a free and open-source password manager program for use with Microsoft Windows.
PDFCreator is an application for converting documents into Portable Document Format (PDF) format on Microsoft Windows operating systems.
A peak programme meter (PPM) is an instrument used in professional audio to indicate the level of an audio signal.
PeaZip is a free and open-source file manager and file archiver for Microsoft Windows, Linux and BSD made by Giorgio Tani.
PeerGuardian is a free and open source program developed by Phoenix Labs.
The Perseus Project (version 4 also known as "Perseus Hopper") is a digital library project of Tufts University, which is located in Medford and Somerville, near Boston, in the U.S. state of Massachusetts.
Phex is a peer-to-peer file sharing client for the gnutella network, released under the terms of the GNU General Public License, so Phex is free software.
phpBB is an Internet forum package in the PHP scripting language.
PhpGedView is a free PHP-based web application for working with genealogy data on the Internet.
phpMyAdmin is a free and open source administration tool for MySQL and MariaDB.
Pioneer is a free and open source space trading and combat simulator video game inspired by the commercial proprietary Frontier: Elite 2.
Pixie is a free (open source), photorealistic raytracing renderer for generating photorealistic images, developed by Okan Arikan in the Department of Computer Science at The University of Texas At Austin.
PlaneShift is a cross-platform 3D Online Multiplayer Role Playing Game in a fantasy setting.
PLEXIL (Plan Execution Interchange Language) is an open source technology for automation, created and currently in development by NASA.
PMD is an open source static Java source code analyzer that reports on issue found within application code.
pngcrush is a free and open source command-line utility for optimizing PNG image files.
The POrtable COmponents (POCO) C++ Libraries are computer software, a set of class libraries for developing computer network-centric, portable applications in the programming language C++.
PokerTH is an open source Texas hold 'em simulator that runs on Windows, Mac OS X, Linux, and Android.
PortableApps.com is a website offering many free, commonly used Windows applications that have been specially packaged for portability.
PortMedia, formerly PortMusic, is a set of open source computer libraries for dealing with sound and MIDI.
PostBooks is an open source accounting and enterprise resource planning business system geared toward small to medium-sized businesses.
A potentially unwanted program (PUP) or potentially unwanted application (PUA) is software that a user may perceive as unwanted.
Potrace is a cross-platform, open-source software which converts bitmapped images into vector graphics.
PowerPlant is an object-oriented GUI toolkit, application framework and set of class libraries for the Classic Mac OS, created by Metrowerks.
PowerShell is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language.
preload is a free Linux program which runs as a daemon to record statistics about usage of files by more frequently-used programs.
Peer-to-peer file sharing (P2P) systems like Gnutella, KaZaA, and eDonkey/eMule, have become extremely popular in recent years, with the estimated user population in the millions.
In cryptography, a private information retrieval (PIR) protocol is a protocol that allows a user to retrieve an item from a server in possession of a database without revealing which item is retrieved.
Privoxy is a free non-caching web proxy with filtering capabilities for enhancing privacy, manipulating cookies and modifying web page data and HTTP headers before the page is rendered by the browser.
The Processed Book Project is a prototype website and service with customized software tools, launched in November 2005, to explore the evolving nature of books, journals, and other authored content published electronically as digital data, and accessible on a widely connected, often global, network.
A programming language is a formal language that specifies a set of instructions that can be used to produce various kinds of output.
A programming tool or software development tool is a computer program that software developers use to create, debug, maintain, or otherwise support other programs and applications.
PGF (Progressive Graphics File) is a wavelet-based bitmapped image format that employs lossless and lossy data compression.
Project Kenai is a collaborative hosting site for free and open source projects, launched by Sun Microsystems and now owned by Oracle.
Project: Starfighter is a 2D shoot 'em up written by Parallel Realities (Stephen J Sweeney).
ProjectLibre is an open source, freely available project management software system intended ultimately as a standalone replacement for Microsoft Project.
ProjeQtOr is an Open Source project management software.
ProTracker is a popular freeware tracker created by Lars Hamre, Anders Hamre, Sven Vahsen and Rune Johnsrud for the Amiga platform.
The purpose of Pspell (Portable Spell Checker Interface Library) was to provide a generic interface to the system spelling checking libraries.
Public-domain software is software that has been placed in the public domain: in other words, there is absolutely no ownership such as copyright, trademark, or patent.
PunBB (PunBulletinBoard) is a lightweight PHP-based internet discussion board system.
Pushover is a platform puzzle game developed by Red Rat Software and published by Ocean Software in for the Amiga, Atari ST, MS-DOS and Super NES.
PyMOL is computer software, a molecular visualization system created by Warren Lyford DeLano.
PySol is an open source (GPL) and platform independent computer game that incorporates around 1,000 solitaire games, including card games and other types of single-player games.
qBittorrent is a cross-platform client for the BitTorrent protocol that is released under the GNU GPL, version 2.
Qt Extended (named Qtopia before September 30, 2008) is an application platform for embedded Linux-based mobile computing devices such as personal digital assistants, video projectors and mobile phones.
QAL is an open source development project that aims to create a collection of libraries for mixing, moving, merging, substituting and transforming data; also in some cases, such as MongoDB, schemas.
Radon Labs was a video game developer based in Germany.
Ransomware is a type of malicious software from cryptovirology that threatens to publish the victim's data or perpetually block access to it unless a ransom is paid.
Raphael Linus Levien (also known as Raph Levien) is an influential member of the free software developer community, through his creation of the Advogato virtual community and his work with the free software branch of Ghostscript.
RARS is an acronym for Robot Auto Racing Simulator.
Raven Software (or Raven Entertainment Software, Inc.) is an American video game developer based in Wisconsin and founded in 1990.
Rayshade is a software application for ray tracing (3D rendering) from a text 3D model description input file into a finished, realistic image.
ReactOS is a free and open-source operating system for x86/x64 personal computers intended to be binary-compatible with computer programs and device drivers made for Windows Server 2003.
Reduce is a general-purpose computer algebra system geared towards applications in physics.
Renoise is a digital audio workstation (DAW) based upon the heritage and development of tracker software.
RetroShare is an free and open-source peer-to-peer communication and file sharing app, based on a friend-to-friend network built on GNU Privacy Guard (GPG).
Rexx (Restructured Extended Executor) is an interpreted programming language developed at IBM by Mike Cowlishaw.
Rigs of Rods (RoR) is a free and open source vehicle-simulation game which uses soft-body physics to simulate the motion destruction and deformation of vehicles.
rkhunter (Rootkit Hunter) is a Unix-based tool that scans for rootkits, backdoors and possible local exploits.
Rmetrics is a free, open source and open development software project for teaching computational finance.
RoadXML is an open file format for the road networks description used by driving simulators.
Robin "Roblimo" Miller (October 30, 1952 – May 24, 2018) was an American journalist specializing in technology who worked for Open Source Technology Group, the company that owned Slashdot, SourceForge.net, freshmeat, Linux.com, NewsForge, and ThinkGeek from 2000 to 2008.
Roboforge is a strategy game developed by Liquid Edge and was released in 2001.
RoboWar is an open source video game in which the player programs onscreen icon-like robots to battle each other with animation and sound effects.
The Rocks Library contains a database independent object-relational mapper (ORM) for PHP 5.1 plus, allowing easy access to all types of database.
Rogue (also known as Rogue: Exploring the Dungeons of Doom) is a dungeon crawling video game by Michael Toy and Glenn Wichman and later contributions by Ken Arnold.
A root kit is a collection of computer software, typically malicious, designed to enable access to a computer or areas of its software that is not otherwise allowed (for example, to an unauthorized user) and often masks its existence or the existence of other software.
RSS Bandit is an open source RSS/Atom aggregator based on the Microsoft.NET framework.
RSSOwl is a news aggregator for RSS and Atom News feeds.
RTelnet is a SOCKS client version of telnet in Unix-like systems.
RTMPDump is a free software project dedicated to develop a toolkit for RTMP streams.
Ryan C. Gordon (also known as icculus) is a computer programmer and former Loki Software employee who is now responsible for icculus.org, which hosts many Loki Software projects as well as several new projects created by himself and others.
S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology; often written as SMART) is a monitoring system included in computer hard disk drives (HDDs), solid-state drives (SSDs), and eMMC drives.
Sahi is an automation and testing tool for web applications coming in an open-source and a proprietary version.
Salix OS is a multi-purpose Linux distribution based on Slackware.
The Sandia National Laboratories (SNL), managed and operated by the National Technology and Engineering Solutions of Sandia (a wholly owned subsidiary of Honeywell International), is one of three National Nuclear Security Administration research and development laboratories.
SarosSaros homepage at http://www.saros-project.org is an Eclipse plug-in for distributed collaborative text editing that can support five participants at once (typically two or three).
Savane may refer to.
Savane is a free web-based software hosting system.
Scalable Vector Graphics (SVG) is an XML-based vector image format for two-dimensional graphics with support for interactivity and animation.
Scalos is a desktop replacement for the original Amiga Workbench GUI, based on a subset of APIs and its own front-end window manager of the same name.
SciPy (pronounced /ˈsaɪpaɪ'/ "Sigh Pie") is a free and open-source Python library used for scientific computing and technical computing.
Scorched 3D is a free and open source artillery game modeled after the MS-DOS game Scorched Earth.
Scott L. Kauffman (born 1956) is an American business manager.
Scott L. McGregor is an American playwright, software and internet product designer (co-inventor of Prescient Agents and Web Conferencing), entrepreneur and educator.
ScrollKeeper is a document cataloging system.
Scuttle is a PHP/MySQL-based open source social bookmarking application.
Seasar2 is an open source application framework similar to the Spring Framework (Java).
Secret Maryo Chronicles is a free, open source two-dimensional platform game.
A secure telephone is a telephone that provides voice security in the form of end-to-end encryption for the telephone call, and in some cases also the mutual authentication of the call parties, protecting them against a man-in-the-middle attack.
Seed7 is an extensible general-purpose programming language designed by Thomas Mertes.
Senet (or Senat) is a board game from ancient Egypt whose original rules are the subject of conjecture.
Serendipity is a blog and web-based content management system written in PHP and available under a BSD license.
SF may refer to.
Shareaza is a peer-to-peer file sharing client running under Microsoft Windows which supports the gnutella, Gnutella2 (G2), eDonkey, BitTorrent, FTP, HTTP and HTTPS network protocols and handles magnet links, ed2k links, and the now deprecated gnutella and Piolet links.
Sharelin is a terminal peer-to-peer file sharing client for Unix-derived operating systems.
ShareX is a free and open-source screenshot and screencast utility for Microsoft Windows.
SharpOS is a computer operating system based on the.NET Framework and related programming language C#.
The program ShelXle is a graphical user interface for the structure refinement program SHELXL.
Siege of Avalon (SoA) is a PC computer game created by Digital Tome and published in July 2000.
Simon Tatham (born 3 May 1977) is a British computer programmer.
Simple and Fast Multimedia Library (SFML) is a cross-platform software development library designed to provide a simple application programming interface (API) to various multimedia components in computers.
Simple Groupware is a groupware package written in PHP.
SimSpark is a generic simulation system for various multiagent simulations.
Simutrans is a cross-platform simulation game in which the player strives to run a successful transport system by constructing and managing transportation systems for passengers, mail and goods by land (rail, road, tram, monorail, maglev), air (airplanes) and water (ship) between places.
Sjeng is a chess engine written by Gian-Carlo Pascutto based on Faile, written by Adrien Regimbald.
Slashdot (sometimes abbreviated as /.) is a social news website that originally billed itself as "News for Nerds.
Smacker video is a video file format (with the.SMK file extension) developed by RAD Game Tools, and primarily used for full-motion video in video games.
SmallBASIC is a BASIC programming language dialect with interpreters released as free software under the GNU General Public License version 2.
Smart-M3 is a name of an open-source software project that aims to provide a Semantic Web information sharing infrastructure between software entities and devices.
SmartFrog (Smart Framework for Object Groups) is a Java based open-source framework for helping host large-scale applications across component-based distributed system.
Smultron is a text editor for macOS (previously Mac OS X) that is designed for both beginners and advanced users; it was originally published as open source and is now sold through the Mac App Store.
Snare (sometimes also written as SNARE, an acronym for System iNtrusion Analysis and Reporting Environment) is a collection of software tools that collect audit log data from a variety of operating systems and applications to facilitate centralised log analysis.
SoapUI is an open-source web service testing application for service-oriented architectures (SOA) and representational state transfers (REST).
SobekCM (alternately Sobek and Sobek CM) is an open-source software engine and suite of associated tools for digital libraries and digital repositories for galleries, libraries, archives, museums, colleges, universities, scholarly research projects as with the Digital Humanities, Research Data Collections, and more.
Social affordance is a type of affordance.
Sodipodi is an open-source vector graphics editor, discontinued in 2004, and is the predecessor to Inkscape.
Software relicensing is applied in open-source software development when software licenses of software modules are incompatible and are required to be compatible for a greater combined work.
The following is a list of software used in the Personal Jukebox.
The Sound Object (SndObj) Library is a C++ object-oriented programming library for music and audio development.
SourceForge is a brand name that may refer to.
SourceForge Enterprise Edition was a proprietary collaborative version control and software development forge management system.
The Sourceforge Installer is a discontinued piece of software that was included in some downloads from Sourceforge.
Sound eXchange (SoX) is a cross-platform audio editing software.
SPIM is a MIPS processor simulator, designed to run assembly language code for this architecture.
Splint, short for Secure Programming Lint, is a programming tool for statically checking C programs for security vulnerabilities and coding mistakes.
The SQuirreL SQL Client is a database administration tool.
srm (or Secure Remove) is a command line utility for Unix-like computer systems for secure file deletion.
SSL-Explorer: Community Edition was an open source SSL VPN product developed by 3SP Ltd, a company acquired by Barracuda Networks.
STANAG 4626 is a NATO Standardization Agreement which define a set of Open Architecture Standards for Avionics Architecture, particularly in the field of Integrated Modular Avionics.
Stani's Python Editor (SPE) is a cross-platform integrated development environment (IDE) for the Python programming language which was developed by Stani Michiels.
Star Control II: The Ur-Quan Masters is a science fiction video game, a sequel to Star Control.
Star Wars Jedi Knight II: Jedi Outcast is a first and third-person action game in the ''Star Wars: Jedi Knight'' series released in 2002.
Star Wars Jedi Knight: Jedi Academy is a first- and third-person shooter action video game set in the Star Wars universe.
StarDict, developed by Hu Zheng (胡正), is a free GUI released under the GPL for accessing StarDict dictionary files (a dictionary shell).
Steel Bank Common Lisp (SBCL) is a free Common Lisp implementation that features a high performance native compiler, Unicode support and threading.
StegFS is a free file system for Linux.
The Steinhaus–Johnson–Trotter algorithm or Johnson–Trotter algorithm, also called plain changes, is an algorithm named after Hugo Steinhaus, Selmer M. Johnson and Hale F. Trotter that generates all of the permutations of n elements.
Stellarium is an open-source free-software planetarium, licensed under the terms of the GNU General Public License version 2, available for Linux, Windows, and macOS.
StepMania is a cross-platform rhythm video game and engine.
StrangeSearch is a free, open source indexing and search engine for Windows by Jeremy Davis and Dan Dunham.
Stratagus is a Free and open-source cross-platform game engine used to build real-time strategy video games.
Sugarscape is a model for artificially intelligent agent-based social simulation following some or all rules presented by Joshua M. Epstein & Robert Axtell in their book Growing Artificial Societies.
The acquisition of Sun Microsystems by Oracle Corporation was completed on January 27, 2010.
SunDog: Frozen Legacy is a space trading and combat simulator video game.
Super Methane Brothers is a clone of Taito's Bubble Bobble arcade game released for Amiga in by Apache Software.
SuperTux is a free and open-source two-dimensional platform game published under the GNU General Public License.
SuperTuxKart (STK) is a free and open-source kart racing video game, distributed under the terms of the GNU General Public License, version 3.
Swatch is Swatch Group's namesake brand of watches.
Swing is a computer puzzle game, released for the PlayStation and PC, developed in Germany by the now defunct Software 2000.
The Swing Application Framework (JSR 296) is a Java specification for a simple application framework for Swing applications, with a graphical user interface (GUI) in computer software.
SYDI (Script Your Documentation Instantly) is an open source project which goal is to help system administrators to document their networks.
Synthesia is a video game and piano keyboard trainer for Microsoft Windows, Mac OS X and Android which allows users to play a MIDI keyboard or use a computer keyboard in time to a MIDI file by following on-screen directions, much in the style of Keyboard Mania or Guitar Hero.
is a 2D Japanese platform freeware indie video game released in December 2007.
The SYSLINUX Project is a suite of lightweight master boot record (MBR) boot loaders for starting up IBM PC compatible computers with the Linux kernel.
TakaTuka is a Java virtual machine (JVM) mainly focused on wireless sensor network devices.
Tapioca is a free framework for Voice over IP and instant messaging.
Tavant Technologies. is an IT Services and Solutions company.
TCPDF is a free and open source software PHP class for generating PDF documents.
TeeChart is a charting library for programmers developed and managed by Steema Software of Girona, Catalonia, Spain.
Tenés Empanadas Graciela (short TEG) is a turn-based strategy game distributed by several popular Linux distributions.
Test vector generator is a program used to automatically generate test data for use in automated testing of software.
TetriNET is a multiplayer online Tetris game for up to six people, that supports team play.
TeXnicCenter is a free and open-source IDE for the LaTeX typesetting language.
The Battle for Wesnoth is a turn-based strategy video game with a fantasy setting, designed by David White and first released in June 2003.
The Castle Doctrine is a 2014 strategy video game developed and published by Jason Rohrer for Microsoft Windows, OS X, and Linux via Valve Corporation's Steam platform.
The Castles of Dr.
The Clue! (known as Der Clou! in German-speaking regions) is a remake of the 1986 game They Stole a Million.
The Great Giana Sisters is a 1987 platform game developed by Time Warp Productions and published by Rainbow Arts.
The Last Eichhof is a freeware and open source shoot-'em-up game released for MS-DOS in 1993 by Swiss independent game development group Alpha Helix.
Thinstation is a free and open source Linux implementation of a thin client operating system.
Thousand Parsec (TP) is a free and open source project with the goal of creating a framework for turn-based space empire building games.
Tigris.org is an open source software development community.
This is a timeline of events in the history of file sharing.
This is a timeline of GitHub, a web-based Git or version control repository and Internet hosting service.
TimeMap TMJava is an Open Source web mapping application, which was one of the first such applications to introduce generic time filtering and map animation on the web.
tkWWW is an early, now discontinued web browser and WYSIWYG HTML editor written by Joseph Wang at MIT as part of Project Athena and the Globewide Network Academy project.
Tony Guntharp (born May 16, 1969) was the team project manager and one of the four co-founders of SourceForge (along with Uriah Welcome, Tim Perdue and Drew Streib) which launched in November 1999.
top (table of processes) is a task manager program found in many Unix-like operating systems that displays information about CPU and memory utilization.
TORCS (The Open Racing Car Simulator) is an open source 3D car racing simulator available for Linux, FreeBSD, Mac OS X, AmigaOS 4, AROS, MorphOS and Microsoft Windows.
TortoiseSVN is a Subversion client, implemented as a Microsoft Windows shell extension, that helps programmers manage different versions of the source code for their programs.
TRAC (for Text Reckoning And Compiling) Language is a programming language developed between 1959-1964 by Calvin Mooers and implemented on a PDP-10 in 1964 by L. Peter Deutsch.
Haiku Tracker is a graphical user interface for managing files of the Haiku operating system.
TRAK is a general enterprise architecture framework aimed at systems engineers based on MODAF 1.2.
Transaction Processing over XML (TPoX) is a computing benchmark for XML database systems.
Transparent Inter Process Communication (TIPC) is an Inter-process communication (IPC) service designed for cluster wide operation.
TreeFam (Tree families database) is a database of phylogenetic trees of animal genes.
Tremulous is a free and open source asymmetric team-based first-person shooter with real-time strategy elements.
Triplane Turmoil is a sidescrolling dogfighting flying game for MS-DOS by Finnish developer Dodekaedron Software.
TripleA is a free and open-source turn based strategy game based on the Axis & Allies board game.
trixbox (formerly Asterisk@Home) was a software PBX based on Asterisk.
TrueCrypt is a discontinued source-available freeware utility used for on-the-fly encryption (OTFE).
TrueCrypt is based on Encryption for the Masses (E4M), an open source on-the-fly encryption program first released in 1997.
Turbo Vision is a DOS-based character-mode text user interface (TUI) framework developed around 1990 by Borland for Pascal, and C++.
Tux Racer is a free software 3D computer game starring the Linux mascot, Tux the penguin.
TuxGuitar is a free, open source tablature editor, which includes features such as tablature editing, score editing, and import and export of Guitar Pro gp3, gp4, and gp5 files.
Twin (acronym for "Textmode WINdow") is a windowing environment with mouse support, window manager, terminal emulator and networked clients, all inside a text mode display.
Twproject is a web-based project and groupware management tool developed by Open Lab, an Italian software house founded in 2001.
TXTmob is a service, similar to electronic mailing lists and predecessor to Twitter, that lets you share mobile phone SMS text messages with both friends and total strangers.
TYPO3 is a free and open source web content management system written in PHP.
U3 was a joint venture between SanDisk and M-Systems, producing a proprietary method of launching Windows software from special USB flash drives.
UDP-based Data Transfer Protocol (UDT), is a high-performance data transfer protocol designed for transferring large volumetric datasets over high-speed wide area networks.
UFO: Alien Invasion is a strategy video game in which the player fights aliens that are trying to take control of the Earth.
The UDP-based File Transfer Protocol (UFTP) is a communication protocol designed to transfer files to multiple recipients.
UltraStar is a clone of SingStar, a music video game.
UM.SiteMaker is a web-based program, originated at the University of Michigan, that lets non-technical people make highly customized websites and web-databases.
UNICORE (UNiform Interface to COmputing REsources) is a grid computing technology for resources such as supercomputers or cluster systems and information stored in databases.
The Unified Extensible Firmware Interface (UEFI) is a specification that defines a software interface between an operating system and platform firmware.
Uniform Office Format (UOF; Chinese 标文通, literally "standard text general"), sometimes known as Unified Office Format, is an open standard for office applications developed in China.
UniKey is an open-source Vietnamese input method editor for Microsoft Windows developed by Phạm Kim Long.
Universal Home API, or UHAPI, is an application programming interface (API) for consumer electronics appliances, created by the UHAPI Forum.
Unknown Horizons is a genre-mix of city-building game and real-time strategy game, strongly inspired by the Anno series.
An unofficial patch is a non-commercial patch for a piece of software, created by a user community instead of the original developer.
Unreal Tournament is a first-person shooter video game developed by Epic Games and Digital Extremes.
Unvanquished is a free and open-source video game.
UnxUtils is a collection of ports of common GNU Unix-like utilities to native Win32, with executables only depending on the Microsoft C-runtime msvcrt.dll.
The VASSAL Engine is a game engine for building and playing online adaptations of board games, tabletop games and card games.
VDrift is a cross-platform, free/open source driving simulation made with drift racing in mind.
Vega Strike is a first-person space trading and combat simulator, developed for Microsoft Windows, Linux, FreeBSD and OS X systems.
The software program VICE, standing for VersatIle Commodore Emulator, is a free and cross platform emulator for Commodore's 8-bit computers.
VideoLan VideoConference (VLVC) is a plugin for the VLC media player.
ViewVC (formerly ViewCVS) is an open source tool for viewing the contents of CVS and SVN repositories using a web browser.
Vigor is a clone of vi for UNIX that adds a parody of Clippit, the Microsoft Office assistant.
Virtual Magnifying Glass is an open-source, screen magnification tool for Microsoft Windows and Linux.
VirtualDub is a free and open-source video capture and video processing utility for Microsoft Windows written by Avery Lee.
Vis5D is a 3D visualization system used primarily for animated 3D visualization of weather simulations.
Visual IRC (ViRC) is an open source Internet Relay Chat client for the Windows operating system.
Visual Pinball is a freeware and source available video game engine for pinball tables and similar games such as pachinko machines.
VLC media player (commonly known as VLC) is a free and open-source, portable, cross-platform media player and streaming media server developed by the VideoLAN project.
vMac was an open source emulator for Mac OS on Windows, DOS, OS/2, NeXTSTEP, Linux-Unix, and other platforms.
VOB (Video Object) is the container format in DVD-Video media.
VOEvent is a standardized language used to report observations of astronomical events; it was officially adopted in 2006 by the International Virtual Observatory Alliance (IVOA).
Vuze (previously Azureus) is a BitTorrent client used to transfer files via the BitTorrent protocol.
WarMUX is a free and open-source video game in the genre of "turn-based artillery games" like Scorched Earth or Worms.
Warzone 2100 (pronounced: "Warzone twenty-one hundred") is an open-source real-time strategy and real-time tactics hybrid computer game, originally developed by Pumpkin Studios and published by Eidos Interactive.
WASTE is a peer-to-peer and friend-to-friend protocol and software application developed by Justin Frankel at Nullsoft in 2003 that features instant messaging, chat rooms, and file browsing/sharing capabilities.
WebMacro is a framework for developing Java Servlets.
WebObjects is a Java web application server and a server-based web application framework originally developed by NeXT Software, Inc. As of 2009 the software has been independently maintained by a volunteer community.
webtrees is a free open source web-based genealogy application intended for collaborative use.
Webware for Python is an object-oriented, Python web application framework.
Widelands is a free slow-paced real-time strategy video game under the GNU General Public License.
Wikindx is a free bibliographic and quotations/notes management and article authoring system (Virtual Research Environment) designed either for single use (on a variety of operating systems) or multi-user collaborative use across the internet.
WikipediaFS is a virtual filesystem which allows users to view and edit the articles of any MediaWiki-based site as if they were real files on a local disk drive.
WinDirStat is a free and open-source graphical disk usage analyzer for Microsoft Windows.
Windows Media DRM or WMDRM, is a Digital Rights Management service for the Windows Media platform.
Windows Mobile is a discontinued family of mobile operating systems developed by Microsoft for smartphones and Pocket PCs.
Windows Template Library (WTL) is a free software, object-oriented C++ template library for Win32 development.
winPenPack (often shortened to wPP) is an open-source software application suite for Windows.
WinSCP (Windows Secure Copy) is a free and open-source SFTP, FTP, WebDAV, Amazon S3 and SCP client for Microsoft Windows.
WireShare (formerly known as LPE or LimeWire Pirate Edition) is a resurrected version of the LimeWire software (a gnutella p2p-network client).
Wireshark is a free and open source packet analyzer.
Windows Installer XML Toolset (WiX, pronounced "wicks"), is a free software toolset that builds Windows Installer packages from XML code.
WorldVistA is an open source implementation of the Veteran Administration's Electronic Health Record system intended for use in health care facilities outside the VA.
wxPHP stands for "wxWidgets for PHP" and is a PHP extension that wraps the wxWidgets library, which allows writing multi-platform desktop applications that make use of the native graphical components available to the different platforms.
X-Moto is a free and open source 2D motocross platform game developed for Linux, FreeBSD, Mac OS X and Microsoft Windows, where physics play an all important role in the gameplay.
XBasic is a variant of the BASIC programming language that was developed in the late 1980s for the Motorola 88000 CPU and Unix by Max Reason.
The XML Bookmark Exchange Language (XBEL), is an open XML standard for sharing Internet URIs, also known as bookmarks (or favorites in Internet Explorer).
Xbox Linux was a project that ported the Linux operating system to the Xbox video game console.
Xbox Media Player, (or XBMP for short), now obsolete, was the predecessor to XBMC and XBMC4Xbox, a feature-rich free and open source media player for the Xbox (console).
XBT Tracker is a free and open-source BitTorrent tracker written in C++ by Olaf van der Spek.
Xconq is an open source computer strategy game and game engine.
XDrawChem is a free software program for drawing chemical structural formulas, available for Unix and macOS.
Xena is open-source software for use in digital preservation.
Xfce (pronounced as four individual letters) is a free and open-source desktop environment for Unix and Unix-like operating systems, such as Linux, Solaris, and BSD.
Xming is an X11 display server for Microsoft Windows operating systems, including Windows XP and later.
XOOPS is a free open source content management systems (CMS), written in PHP.
XPilot is a multiplayer video game.
XPL is a programming language based on PL/I, a portable one-pass compiler written in its own language, and a parser generator tool for easily implementing similar compilers for other languages.
Xsupplicant is a supplicant that allows a workstation to authenticate with a RADIUS server using 802.1X and the Extensible Authentication Protocol (EAP).
xTuple is an enterprise software company that develops and markets open source software under the brand name xTuple ERP.
Xymon, a network monitoring application using free software, operates under the GNU General Public License; its central server runs on Unix and Linux hosts.
The Yellowdog Updater, Modified (YUM) is a libre and open-source command-line package-management utility for computers running the GNU/Linux operating system using the RPM Package Manager.
Z (pronounced Zed) is a 1996 real-time strategy computer game by The Bitmap Brothers.
Zak McKracken and the Alien Mindbenders is a 1988 graphic adventure game by Lucasfilm Games.
Zaz (a backronym for "Zaz ain't Z***") is a free software (GPLv3) arcade action puzzle computer game, similar to Zuma.
Zefania XML Bible markup language is an XML-based language for the description of Biblical texts.
Zellig Sabbettai Harris (October 23, 1909 – May 22, 1992) was a very influential American linguist, mathematical syntactician, and methodologist of science.
Zenoss Core is a free and open-source application, server, and network management platform based on the Zope application server.
DWG (from drawing) is a proprietary binary file format used for storing two- and three- dimensional design data and metadata.
0 A.D. is a free and open-source, real-time strategy game under development by Wildfire Games.
7-Zip is a free and open-source file archiver, a utility used to place groups of files within compressed containers known as "archives".