Upscayl

Upscayl is a cross-platform application built with the Linux-first philosophy. However, you will need a Vulkan compatible GPU to upscale images.

Many CPU and iGPUs do not work, yet you can try to see. Upscayl uses AI models to enhance your images by guessing what the details could be. It uses Real-ESRGAN-ncnn-vulkan binaries to upscale images.