libjxl

Chromium fork named after radioactive element No. 90. Source code and Linux releases. Windows/MacOS/ARM builds served in different repos, links are towards the top of the README.md.

Thorium builds for Android (arm64 and arm32).

IMEI - ImageMagick Easy Install

A Paint.NET filetype plugin that loads and saves JPEG XL images.

libjxl for Chromium - restores JPEG-XL functionality to Thorium/Chromium post M109

JPEG XL plugin for Susie Image Viewer

JPEG XL toolkit for photographers. Full ICC profile and 16-bit depth preservation — lossless or lossy. TIFF↔JXL, JPEG↔JXL, JXL→JXL recompression, JXL→PNG with EXIF/XMP. Multiple folder modes for Capture One and Lightroom.

C# bindings for libjxl

Patch enabling UTF-8 support in libjxl-tools on Windows

Achieve 20-50% space savings with zero quality loss. JXL-Pure is an ultra-fast, mathematically lossless JPEG XL batch converter optimized for Linux power users. Handles massive PNG/JPEG archives over 1TB with lightning-fast 'fd' traversal and state-of-the-art 'libjxl' compression. Professional performance meets simplicity.

一括画像最適化ツール

Capture screenshot in jxl image format

Visualize the bitrate and encoding speed of libjxl with data following the benchmark_xl format.

JPEG XL for Java 21+ via libjxl and Panama (FFM API): decode, encode, lossless JPEG transcoding and an ImageIO plugin.

Right-click an image, get a smaller JPEG. Google's jpegli encoder wired into the Windows context menu. No admin rights.

Opening browsers to new formats with dynamic multimedia pipelines

Zig translations for libjxl

Python bindings for JPEG XL and JPEG encoding/decoding, powered by libjxl and libjpeg-turbo. Both libraries are statically linked — no system dependencies required.