Spectrum - Browser-based app to visualize the frequencies of an audio file.
Nertivia - Chat Client - Chat with friends or anyone around the world, free gif and emoji support.
GraphJS - Make any website social
Discourse - Discourse is an open source discussion platform built for the next decade of the Internet.
Orbit.love - Grow and measure your community across any platform with Orbit, the community experience platform. Try Orbit for free!
CityBugs - Improving cities to make them a better place to live in.