VDO.Ninja is a powerful tool that lets you bring remote video feeds into OBS or other studio software via WebRTC.
翻译 - OBS Ninja可让您通过WebRTC将远程视频提要引入OBS
OBS.Ninja link generator tool
DemoKit provides the user a way to produce a demo/talk/presentation for up to 9 participants, without the need of any external tools.