FLIF - Free Lossless Image FormatUPDATE FLIF development has stopped since FLIF is superseded by FUIF and then again by JPEG XL, which is based on a combination of Pik and FUIF. For more information, see Jon's JXL info page or visit the JPEG XL Discord server. FLIF - Free Lossless Image Format FLIF is a novel lossless image format which outperforms PNG, lossless WebP, lossless BPG, lossless JPEG2000, and lossless JPEG XR in terms
