What is OpenMandriva?
OpenMandriva's mission is to create a pragmatic distribution that provides the best user experience to all users, including newcomers and developers alike. Their marketing material states that they have achieved their goal of balancing the most modern features with stability. Having their roots in Mandrake and its traditions, they are a worldwide community of free software enthusiasts who collaborate and take technical and strategic decisions together.
OpenMandriva JXL support
OpenMandriva 4.3 RC1 has been released, and it natively supports handling of JPEG-XL at all levels of the Operating System: QT applications can access it, GDK applications can use it, and even Gimp can use it if desired.