Neuratron AudioScore - Polyphonic Music Recognition Software. Neuratron AudioScore Ultimate music transcription software.
NtEd - Music Score Notation editor.
Audiveris - Audiveris is an open-source Optical Music Recognition software which processes the image of a music...
Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.
Transcribe - An online app that reduces the pain of converting audio & video to text. Saves thousands of hours every month for journalists, lawyers, students and professional transcriptionists all over the world, including researchers in Antarctica.
music21 - Music21 is a Python-based toolkit for computer-aided musicology.