Computer generated unicorns on demand, from @balpha. URL format: https://unicornify.pictures/avatar/$HASH?s=$SIZE $HASH is any hexadecimal number, up to 64 digits.$SIZE is the requested image size in pixels. It should be a power of 2 between 32 and 128 (inclusive). Example: https://unicornify.pictures/avatar/7daf6c79d4802916d83f6266e24850af?s=32 If you want bigger and/or higher-quality images, the avatar generation code (including a command-line app) [&]

https://boingboing.net/2020/09/04/use-this-to-generate-one-of-a.html