elasticsearch-gui - AngularJS Client for ElasticSearch as a plugin.
SoundGrail - SoundGrail Music App designed for pianists, guitarists, and DJs.
Taptalk - Personal video and photo messaging
Splice - Music creation, collaboration, and sharing made simple.
ElasticHQ - Tool for ElasticSearch management and monitoring.
n-Track Studio - Audio recording and music creation app for iOS.