Audius - The future of music streaming on the blockchain
Playlist Machinery - Tools that help you create & organize your Spotify playlists
Colibri Lossless - A native audio player for macOS built from scratch using the award-winning BASS audio engine.
Playmoss - Create playlists from YouTube, Vimeo and SoundCloud
TAPESTREA - TAPESTREA is a unified framework for interactively analyzing, transforming, and synthesizing complex sounds.
podsync - Simple and free service that lets you listen to any YouTube or Vimeo channels, playlists or user videos in podcast format