Compress JPEG XL images online
This JXL compressor reduces JPEG XL file sizes while keeping the original image dimensions. Processing takes place locally in your browser using an open-source JPEG XL codec.
How to compress a JXL file
- Select or drop one or more
.jxlimages. - Adjust the compression slider to balance file size and image quality.
- Compare the before and after sizes, then download the compressed files.
Frequently asked questions
Are my images uploaded?
No. The JPEG XL files remain on your device during compression.
Can I compress multiple files?
Yes. Batch selection and Download All use the same template as the other image compressors.
Will compression reduce image quality?
Lower slider values produce smaller files with more quality loss. You can readjust the slider and recompress before downloading.
