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 how a JPEG XL image develops as more of its data is loaded.
Lossless editing demo
jxltran
Crop, rotate, and adjust a JPEG XL image in your browser through reversible transforms that leave the original bitstream intact.
Contributor: Jon Sneyers
Generative art playground
JXL Art
Write compact JPEG XL bitstreams in the browser and watch the artwork they decode to. Export as JXL or PNG.
Contributor: Helmut Januschka
These projects are independently developed and maintained by the community.