Connect your mobile phone to your PC with USB cable and use as a webcam in OBS Studio low latency high performance
Webcam Application and Client software to use any smartphone as webcam.
Make use of the OBS WebSocket Plugin (https://github.com/obsproject/obs-websocket) and control your stream
Use your iPhone camera as a video source in OBS Studio and stream high quality video from your iPhone's camera over USB
iOS camera for OBS Studio over Wi-Fi or USB — 4K60, screen mirroring, remote start, auto lip sync.
Use your android phone as windows virtual webcam
Use an Android phone as a webcam on macOS, as a real system camera , Flutter sender + macOS receiver + a native CoreMediaIO virtual camera.
The Freest and the Bestest Virtual Webcam
OBS-web - the easiest way to control OBS remotely