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#web-performance

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01 ·Image Codecs·★ MEMBER·10 min read WebP, AVIF, JPEG XL — The Image Codec Changing of the Guard Three successors clearly beat JPEG on efficiency, and the web is still full of JPEGs. This piece traces where each newcomer came from, why still-image codecs keep getting born out of video codecs, and the structural reason a lingua franca doesn't die just because something faster shows up — down to how you actually compare codecs and ship the files.