Songstack - Swipe to discover new music for Spotify
Streamlink - Streamlink is a fork of the discontinued livestreamer project.
mixmello - mixmello is a free, open source tool to create remixed versions of your favourite playlists.
Livestreamer - Livestreamer is a command-line utility that pipes video streams from various services into a video...
Music Walker - Explore and play (via YouTube) songs similar to a seed song.
StreamBuffRe - StreamBuffRe buffers online streams and redirects them to different destinations.