OpenEar

OpenEar is an open source ear training app for musicians. It's goal is to provide a flexible variety of exercises so musicians will be able to master recognizing any musical pattern that might help them become better musicians.
Currently includes the following built in exercises:

1. Identify interval
2. Identify note in a tonal context
3. Identify chord & chord progressions in a tonal context
4. Identify a triad chord inversion in close position

Check out our GitHub page for contribution and feedback: https://github.com/ShacharHarshuv/open-ear