RebytifyOctober 16, 2026 · 6 min read
What Is JPEG XL (JXL)? The Image Format Built to Replace JPG and PNG
JPEG XL (JXL) is a modern image format that compresses better than JPG, PNG and WebP, supports HDR and transparency, and can losslessly recompress existing JPEGs. Here is what it is and why it matters.