ODJO - DJ music mixer. play, mix, record & share
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
BeDJ - Marketplace of detailed mixing instructions to DJ sets
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Playlistify - Make Spotify playlists from 1001tracklists & setlist.fm sets
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.