JPEG XL (.jxl) is a modern image format with excellent compression and progressive decoding. Native browser support is limited as of 2026.

Why convert JXL to GIF?

Almost no end-user platform (chat, email, CMS, social) yet accepts JXL. GIF is the universal fallback.

Are my files uploaded?

No. Decoding uses ffmpeg.wasm in the browser; nothing leaves your device.

JPEG XL to GIF Converter

Decode a .jxl image and export it as an animated GIF — useful while end-user platforms still lack JPEG XL support. Encoding uses ffmpeg.wasm locally.

100% client-side · ffmpeg.wasm · no upload

JPEG XL file

Max width (px) Loop

Pick a JPEG XL file to begin.

How to convert JXL to GIF

Pick your .jxl file.
Choose a target width.
Press Convert to GIF and download.

Common use cases

Sharing JXL exports on platforms that don't yet support the format.
Compatibility fallback while JXL adoption is in early phases.
Embedding in slides / docs that need GIF.

Frequently asked questions

Why might decoding fail?

Some JXL files use features (lossless mode, animation, HDR) that older ffmpeg.wasm builds don't fully decode. Re-encoding from source helps.

Why isn't there native JXL support in my browser?

Chromium removed default JXL support; Safari 17+ added it. This tool decodes via ffmpeg.wasm so it works regardless.

Report a problem with this tool