There are many alternatives to OBS Studio for Mac if you are looking for a replacement. The best free Mac alternative is Kap, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to OBS Studio and many of them are free and available for Mac so hopefully you can find a suitable replacement. Other interesting free Mac alternatives to OBS Studio are ActivePresenter (Freemium), Loom (Freemium), ApowerREC - Screen Recorder (Freemium) and Debut (Freemium).
ApowerREC is a cross-platform app that's available on Windows, Mac, iOS, and Android, you can easily use it for recording desktop activities, camera, system sound and microphone. It's also has annotation, video editor, task recording mode and more.
ApowerREC - Screen Recorder vs OBS Studio opinions
Most users think ApowerREC - Screen Recorder is a great alternative to OBS Studio.
Debut is a screen capture and video recording software that records videos from your screen, webcam or other video devices. Capture your entire desktop or a selected portion and save the recorded videos as avi, flv, wmv or other video file formats.
Some users think Debut is a great alternative to OBS Studio, some don't.
Datarhei/Restreamer offers smart free video streaming in real time. Stream H.264 video of IP cameras live to your website. Upload your live video on YouTube, Ustream, Twitch, Livestream.com or any other streaming solutions e.g. Wowza-Streaming-Engine.