LIHA Tools

PNG to JPEG XL Converter

Convert PNG images to JPEG XL in a browser-only batch. Files and results are never uploaded.

Files stay in this browser tab and are never uploaded. Up to 50.0 MiB per file and 200 files.

Common output settings

Advanced settings

The batch workspace is ready. Image encoding becomes available after the verified browser engine is loaded.

How PNG to JPEG XL conversion works

PNG decode → normalized image frames → JPEG XL encode

Reading PNG

PNG input preserves lossless pixels, transparency, and compatible color information.

Creating JPEG XL

JPEG XL output supports efficient high-fidelity images and alpha, but browser and application support remains limited.