Project Lightspeed - a sub-second, open source, self hosted stream from OBS
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Zown - The Amsterdam based app designed for meeting people face to face in a matter of minutes.
Eyezon - An on-demand live streaming tool for searching the now
Mux Live Streaming API - A simple API to powerful live video streaming
YouTube Mobile Live Streaming - A new chapter in YouTube’s live stream, on mobile