JXL Frame Extractor - Extract Frames from Animated JPEG XL Free

How to convert JXL to PNG

Add your animated JXL. Drop the JPEG XL into the box, or try the sample. Nothing is uploaded.
Pick the frames. Every frame is ticked. Click a frame to untick it, or use First, All and None.
Adjust if you like. Resize, fill the background or pick a smaller PNG type.
Extract. Press Extract frames. The PNGs come in one ZIP, numbered in order.

Frames from a GIF instead? Use the GIF Frame Extractor.

Animated JPEG XL files will not open in most apps, so the frames are locked inside.

As PNGs you can edit, reuse or rebuild them in any app.

Each frame is fully composed, exactly as it shows in the animation.

File	What it is
name-frame-1.png ...	Each ticked frame, lossless
README.txt	Where the files came from

Rebuild an animation from the frames with the GIF Maker.

Drop the JXL into the box and press Extract frames. Every ticked frame becomes a PNG in one ZIP.

Yes - each frame is fully composed, the way it shows in the animation, not a partial update.

Yes. Click frames under the preview to tick or untick them, or use First, All and None.

Yes - every frame is saved as PNG, and 16-bit animations can stay 16-bit.

No. Everything happens in your browser.

Up to 200 frames per file.