Open Broadcaster Software (OBS) Studio is free and open source software for video recording and live streaming.
OBS provides real-time source and device capture, scene composition, encoding, recording and broadcasting.
Download and start streaming quickly and easily on Windows, Mac or Linux.
- Encoding using H264 (x264) and AAC.
- Support for Intel Quick Sync Video (QSV) and NVENC.
- Unlimited number of scenes and sources.
- Live RTMP streaming to Twitch, YouTube, DailyMotion, Hitbox and more.
- File output to MP4 or FLV.
- GPU-based game capture for high performance game streaming.
- DirectShow capture device support (webcams, capture cards, etc).
- Bilinear or lanczos3 resampling.
- API which allows developers to develop plugins.
- Internationalization support: Bulgarian, Portuguese, Danish, German, Greek, English, Spanish, Estonian, Finnish, Hungarian, Japanese, Korean, Lithuanian, Norwegian, Dutch, Polish, Russian, Swedish, Chinese Traditional, Chinese Simplified.
Support: GitHub, Forums
Developer: Hugh “Jim” Bailey and contributors
License: GNU GPL v2
OBS is written in C and C++. Learn C with our recommended free books and free tutorials. Learn C++ with our recommended free books and free tutorials.
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