QOI, The “Quite OK Image Format” for fast, lossless image compression:

• https://en.wikipedia.org/wiki/QOI_(image_format)

• https://qoiformat.org

• https://github.com/phoboslab/qoi

• QOI is now my favorite asset format: https://nullprogram.com/blog/2022/12/18/ — https://news.ycombinator.com/item?id=34035024

• https://old.reddit.com/r/compression/comments/zkjlwk/qoi_the_quite_ok_image_format/

They say that it's "quite OK", but I can't quite find any files encoded in this format online, not even as a demo...