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.

Delphi (Object Pascal) binding for the libjxl JPEG XL C API, with VCL TGraphic integration

C# bindings for libjxl

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

一括画像最適化ツール

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.

Capture screenshot in jxl image format

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

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

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

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.

Opening browsers to new formats with dynamic multimedia pipelines