@0x4d6165 it covers pretty much all of their features with generally better performance, and it has good legacy support in that jpegs can be compressed into a jxl and decompressed back losslessly, it’s computationally inexpensive enough that it can be done on the fly.

@Sylvhem yeah!! Before giving any credit to Mozilla I think all the contributors of jxl-rs, which is the implementation that Mozilla and Google deemed acceptable for their web browsers, deserve all the applause for their work https://github.com/libjxl/jxl-rs