file-type - Detect the file type of a Buffer/Uint8Array

•    Javascript

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The file type is detected by checking the magic number of the buffer.Show your support for this module by buying this excellent Node.js course.

nodejs uint8array buffer magic-numbers file magic file-types detect mime type archive image img pic picture flash photo video check is exif exe binary jpg png gif webp flif cr2 tif bmp jxr psd zip tar rar gz bz2 7z dmg mp4 m4v mid mkv webm mov avi mpg mp3 m4a ogg opus flac wav amr pdf epub mobi swf rtf woff woff2 eot ttf otf ico flv ps xz sqlite xpi cab deb ar rpm z lz msi mxf mts wasm webassembly blend bpg docx pptx xlsx 3gp jp2 jpm jpx mj2 aif odt ods odp xml

Phew - FLIF image viewer and QuickLook plugin for macOS

•    Objective-C

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Phew is an open-source FLIF image viewer and QuickLook plugin for macOS. The Free Lossless Image Format or FLIF is a novel lossless image format which outperforms PNG, lossless WebP, lossless BPG, lossless JPEG2000, and lossless JPEG XR in terms of compression ratio.

flif osx image-viewer quicklook-plugin image-compression quicklook lossless-images flif-images flif-format cocoapods

ivy - Ivy, the Taggable Image Viewer

•    Racket

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Ivy is an image viewer that allows the user to set or remove tags that are tracked solely by the application. You may change the DESTDIR variable to install ivy to an arbitrary location - one that may not require super user privileges.

ivy flif xmp-metadata gif image-viewer racket png svg jpeg

flif.rs - flif decoder written in Rust

•    Rust

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flif.rs is a Rust implementation of the flif16 image format. This project was inspired by the work on flif-rs. As this project progresses more and more missing features will end up being supported.

flif flif-decoder