rsilvabr/jxl-thumb
Fast, multithreaded JPEG XL thumbnails for Windows Explorer, with correct colours for wide-gamut files (ProPhoto, Adobe RGB, P3). Reads only the 1:8 DC image of lossy JXLs: ~40x faster than Microsoft's codec on 25-45 MP photos.
GitHub repository with 5 stars and 0 forks.
Language: C++
Topics: explorer, jpeg-xl, jxl, libjxl, thumbnails, windows