Collection of interesting information on monospace fonts.

Emoji steganography.

There is another unicode fraction generator that comes up when you search, but that one sucks, this is the good one because it autorecognize the ones that are already in Unicode w/o joiners. I always forget which one is the good one but it’s this one.

Unicode characters you can not see

Explanation of UTF-8 with lots of diagrams.

An overview on unicode codepoint combinations and how they apply to emojis.