Bandlab - Capture, nurture, and collaborate on song ideas in the cloud
Visualify - Visualize your top artists on Spotify
Kompoz - Kompoz is an online platform for crowd-sourcing music creation, making you record, create or publish music with the guidelines of a world-class musical expert.
Spotify Web Visualizer - Beautiful full screen visuals for Spotify web player
Encore Music - An open source, extendable music player for Android.
Graphic Foundry - High-impact audio reactive music visualizers 💎