Pitch Ability Test - Test your Pitch Ability. Measure your pitch take over and pitch retention abilities. Know where you stand on the road to Absolute Pitch. Especially, measure the criteria: Accurately sing a named note without a reference.
Meludia - Listening exercises and to sharpen your ear and music theory skills
GitHub Audio - Tracks events across GitHub to generate calming work music
GNU Solfege - GNU Solfege is free music education software.
Perfect Ear - A simple yet advanced application for improving your solfege skills.
Perfect Pitch Ear - Piano online for perfect pitch training.