Rust decoder
jxl-rs
A work-in-progress JPEG XL decoder written in Rust, with a focus on conformance, safety, and speed.
Contributors: Luca Versari, Helmut Januschka, et al.
Rust decoder
jxl-oxide
A spec-conforming JPEG XL decoder written in pure Rust, usable as a library or through its command-line tool.
Contributor: tirr-c
Browser test suite
JXL Tests
A collection of practical JPEG XL tests to explore in your browser.
Contributor: Kampidh
Progressive JPEG XL demo
Attention Center
See what a JPEG XL image looks like with partial bytes loaded.
Lossless editing demo
jxltran
Crop, rotate, and adjust a JPEG XL image in your browser through reversible transforms.
Contributor: Jon Sneyers
Generative art playground
JXL Art
Write human-readable syntax that compiles to a compact JPEG XL bitstream.
Contributor: Helmut Januschka
These projects are independently developed and maintained by the community.