raster format

What is a .JXR file?

JXR (JPEG XR) is a high-dynamic-range format with better compression than JPEG, used in some Windows and HDR workflows.

Full name
JPEG XR
Developed by
Microsoft / JPEG
Released
2009
Extension
.jxr
MIME type
image/jxr
Transparency
Yes

How to open a JXR file

JXR opens in Windows Photo Viewer; convert to JPG/PNG for universal use.

What JXR files are used for

Photos & web images

Share, post and embed pictures across sites and apps.

Editing & design

Work with the format in editors like Photoshop and GIMP.

Storage & archiving

Keep memories and assets in a widely-readable form.

Strengths & limitations

✔ Strengths✖ Limitations
Supports transparencyLimited support — may need converting
Excellent compatibility

Tools for this format

Convert, compress and edit — free, in your browser.

Need more than a conversion?

Remove the background from JXR images, upscale to 4K, or generate new visuals with SharkFoto AI.

Frequently asked questions

JXR (JPEG XR) is a high-dynamic-range format with better compression than JPEG, used in some Windows and HDR workflows.

JXR opens in Windows Photo Viewer; convert to JPG/PNG for universal use.

JXR is optimised for its specific use rather than strictly lossless storage.

Use SharkFoto's free tools — upload your JXR file and convert it to a more convenient format in seconds. It's free, processed securely and never stored.

Yes — JXR supports transparent backgrounds.