Obligatory note JPEG XL aka .jxl file format lets you be either lossless or near-lossless. https://jpegxl.info https://jpegxl.info A super-awesome feature for

Obligatory note JPEG XL aka .jxl file format lets you be either lossless or near-lossless. https://jpegxl.info https://jpegxl.info A super-awesome feature for the web is that it is progressive - loading a beautiful preview with just the first bytes loaded (and the bitstream can be truncated at any point in time - letting the client download only enough bits for the resolution of the viewer - meaning no need for the server to host different sizes of the same image!)