srt-to-vtt Transform stream that converts srt files to vtt files. vtt files are used to provide subtitles in html5 video npm install srt-to-vtt Usage var srt2vtt = require('srt-to-vtt')var fs = require('fs') fs.createReadStream('some-subtitle-file.srt') .pipe(srt2vtt()) .pipe(fs.createWriteStream('some-html5-video-subtitle.vtt'))Command line usage There is also a command line tool available npm install -g srt-to-vtt srt-to-vtt --help License MIT