JPEG XL Image Extension 1.2.36.0

This modern format supports lossless and lossy compression, HDR imaging, and wide color gamut - making it ideal for web graphics, photography, and archival storage. If you've downloaded a .jxl file and can't open it, you need the JPEG XL Image Extension.

What Is the JPEG XL Image Extension?

The JPEG XL Image Extension is a lightweight Windows codec that enables native .jxl file support.

After installation, Windows Photos, File Explorer, and compatible image editors will recognize and display JPEG XL images automatically.

For deeper system integration including thumbnail generation, consider JXL WinThumb.

Why Use JPEG XL?

JPEG XL delivers up to 60% smaller file sizes compared to traditional JPEG while maintaining identical visual quality.

The format supports progressive loading for faster web display, HDR content, and transparency - features unavailable in legacy formats.

Read more about Apple's adoption in this news: iPhone 16's JPEG XL Support.

How to Open .JXL Files on Windows

Download and install the JPEG XL Image Extension below. Once installed, double-click any .jxl file to open it in Windows Photos or your preferred image viewer. For a complete walkthrough, see How to View JPEG XL Files on Windows.

Convert Between JPEG XL and Other Formats

Need to convert images to or from JPEG XL? Online tools make this simple:

• Convert JPG to JXL – Transform standard JPEGs into efficient JPEG XL files.
• Convert JXL to JPG – Export JPEG XL images to universally compatible JPEG format.

For batch conversion on your desktop, XL Converter handles JPEG XL, AVIF, and WebP formats with multithreading support.

Converseen offers additional flexibility with 100+ format support.

Related Image Codecs

Exploring modern image formats? These Windows extensions provide similar functionality:

• WebP Codec - Google's efficient web image format.
• libavif - AVIF codec based on AV1 video compression.
• JPEGView - Lightweight viewer with JXL, AVIF, and WebP support.

📥 Download JPEG XL Image Extension

Get instant JPEG XL support on Windows 10 and 11. Download the JPEG XL Image Extension and start viewing .jxl files today - no registration required.