SonoBus : SonoBus is an easy to use application for streaming high-quality, low-latency peer-to-peer audio between devices over the internet or a local network....
Gerrit : Web based code review and project management for Git based projects.
Weblate is a free web-based translation tool with tight Git integration. It features simple and clean user interface, propagation of translations across subprojects, quality checks and automatic linking to source files.