type-teller
Detect the file type of a Buffer/Uint8Array/ArrayBuffer
json-midi-encoder
This module encodes a JSON representation of MIDI data into a binary MIDI file.
midi-json-parser
This module is parsing midi files into a human-readable JSON object.
midi-parser-js
JSON Human readable MIDI sequences. Read from ArrayBuffers, Base64 encoded strings, or FileInput Element in Browsers.