Figure - Propellerhead creates world-class software products and services that inspire music makers and provide the foundation for a worldwide creative musical community.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
keezy - A colorful soundboard. Play with music.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.