1.sindresorhus / file-typeDetect the file type of a file, stream, or datanodejsjavascriptuint8arraybuffermagic-numbersfile+3 moreJavaScriptMIT4.3K total398 forks+77 starsfrom 4,263 · score 4.36
2.feross / bufferThe buffer module from node.js, for the browser.browserifyjavascriptbuffernodejsbrowserJavaScriptOther license1.9K total261 forks+14 starsfrom 1,880 · score 2.71
3.imagemin / imageminMinify images seamlesslyminifyimageminbuffernodejsjpgpng+3 moreJavaScriptMIT5.7K total260 forks+12 starsfrom 5,703 · score 2.56