file-type
Detect the file type of a file, stream, or data
music-metadata
Music metadata parser for Node.js, supporting virtual any audio and tag format.
@sgtpooki/file-type
An *Ackchyually* browser compatible file-type hacky replacement of the `file-type` package. Forked from https://github.com/sindresorhus/file-type
write-aac-metadata
NodeJS module that will allow you to write aac (m4a, m4b) metadata using ffmpeg
