HTML Symbols, Entities, Characters and Codes
For all your copying and pasting needs:
A delightful reference for HTML Symbols, Entities and ASCII Character Codes
Link tags: ascii
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ASCIIFlow Infinity
Is it a graphic design tool? Is it a text editor? Is it just good fun?
ASCII format for Network Interchange
This RFC for ASCII (by Vint Cerf) is over 45 years old.
Last month it became a standard.