OBS Studio 30.1.2
OBS Studio (also Open Broadcaster Software or OBS, for short) is a free and open-source app for screencasting and live streaming. Written in C/C++ and built with Qt, OBS Studio provides real-time capture, scene composition, recording, encoding, and broadcasting via Real Time Messaging Protocol (RTMP), HLS, SRT, RIST or WebRTC. It can stream videos to any RTMP-supporting destination, including YouTube, Twitch, Instagram and Facebook.[11] For video encoding, OBS Studio can use the x264 transcoder