OBS Studio (Open Broadcaster Software Studio) is an open source screen-casting and live-streaming software available across multiple platforms, including Mac OS X, Windows and Linux.
OBS Studio is one of the most powerful free screen recording and streaming tools available for gamers. It has everything you need to achieve professional results, including encoding using H264 (x264) and AAC, support for Intel Quick Sync Video (QSV) and NVENC, and an unlimited number of scenes and sources.
Using OBS Studio, not only can you record directly from your webcam and microphone, you can also incorporate footage from games, add in existing videos and still images, capture a window or portion of your screen, and much more.
Proprietary applications it could replace:
- Camtasia Studio