UPDATE FLIF development has stopped since FLIF is superseded by FUIF and then again by JPEG XL, which is based on a combination of Pik and FUIF.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
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