OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
Open Streaming Platform - A self-hosted video streaming and recording server using Python, Flask and Nginx-RTMP.
ffscreencast - Command-line screen-recording using ffmpeg
AceStream - AceStream is multimedia platform for video streaming.
Livestream - A video live streaming platform that allows it's customers to broadcast live video content...
Twitch - Twitch is one of the most prominent streaming services around, serving as a platform primarily for video game and pop culture streamers.