Automatic vocal harmonization in Chrome.
1. Search SoundCloud for short, monophonic vocal or instrument samples.
2. Analyse the melody and generate two additional voices with sonicAPI
3. Play everything together using the Web Audio API
Use the hearthis.at JSON API to access their music application. The API to offers full access to the application's features like: single tracks, playlists, artist lists, track search, and genre lists...