- FLIF is the Free Lossless Image Format - FLIF is an [[Image Compression]] algorithm - Website: http://flif.info/ - Progressive and lossless - FLIF is lossless, but can still be used in low-bandwidth situations, since only the first part of a file is needed for a reasonable preview of the image. - Other lossless formats also support progressive decoding (e.g. PNG with Adam7 interlacing), but FLIF is better at it. Here is a simple demonstration video, which shows an image as it is slowly being downloaded: - https://youtu.be/ByH7RMsMxBY - It appears that FLIF (and it's successor WIP FUIF) is being dropped since FUIF will be included in [[JPEG XL]]