XL Converter 1.2.2

It supports encoding to JPEG XL, AVIF, WebP, and JPEG, while allowing conversions from formats like HEIF and TIFF.

With multithreading support, you can encode images in parallel, boosting speed and efficiency.

The tool also features lossless JPEG recompression and downscaling capabilities, making it ideal for optimizing image sizes.
 

Available on both Windows and Linux, XL Converter is a robust solution for users seeking high-quality conversions with minimal effort.
 

For users who want to view JPEG XL image files on Windows, there's a helpful guide available: "How to View JPEG XL Image Files on Windows". It covers recommended software options and plugins to easily open and manage JPEG XL images on Windows.