A binary code represents text, computer processor instructions, or any other data using a two-symbol system.
Braille is a tactile writing system used by people who are visually impaired.
Braille ASCII (or more formally The North American Braille ASCII Code, also known as SimBraille) is a subset of the ASCII character set which uses 64 of the printable ASCII characters to represent all possible dot combinations in six-dot Braille.
This list provides an inventory of character coding standards mainly before modern standards like ISO/IEC 646 etc.
Unicode is a computing industry standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems.