Meludia - Listening exercises and to sharpen your ear and music theory skills
Neuratron AudioScore - Polyphonic Music Recognition Software. Neuratron AudioScore Ultimate music transcription software.
GNU Solfege - GNU Solfege is free music education software.
AnthemScore - Convert wav and mp3 to sheet music.
Auricula - Practice your sense of hearing and learn to identify intervals for your musical development.
Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.