https://rawtext.club/~sloum/lid.html

https://github.com/makeworld-the-better-one/didder

https://surma.dev/things/ditherpunk/

https://forums.tigsource.com/index.php?topic=40832.msg1363742#msg1363742

https://www.makeworld.space/2021/02/dithering.html

https://endtimes.dev/why-you-should-dither-images/