Software · Video editing

rapier-jxl

JPEG XL in JavaScript and WebAssembly with WebGPU for high efforts. Brotli: ~45 KB exact capture, ~200 KB complete capture, ~200 KB upload, ~300 KB full encoder with HDR and parallel workers.

Completely free
Open source
No account

At a glance

All of rapier-jxl is free: no feature is locked behind a paid plan, and its code is open.

Its licence (MIT) is a permissive open source licence: use, modification and redistribution are allowed, including in commercial projects.

Strengths

Open source code
No account needed
Commercial use allowed

Sources and checks

Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) — 8 November 2026
Last technical check: 8 November 2026
Description from github.com — Dépôt GitHub jackskip22/rapier-jxl (MIT)

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