RealApps
- kibana - Your window into the Elastic Stack
- firefox debugger - The Firefox debugger that works anywhere
- spectrum – Simple, powerful online communities
- mattermost - Open source Slack alternative
- overreacted - Personal blog by Dan Abramov
- winamp2-js - Winamp 2 reimplemented for the browser
- dnote - A command line notebook with multi-device sync and web interface