OBS (Open Broadcaster Software) is free and open source software for video recording and live streaming. Stream to Twitch, and many other providers or record your own videos with high quality H264 / AAC encoding.
Chroma key for videos and live streams: how it works
7 Best Chroma Key Settings & Tips on OBS Studio
How to Use PngTuber Maker from Live 3D
How To Set Up Your Green Screen In Streamlabs
FCP X: Chroma-key Advanced Features
How to Chroma Key in Photoshop?
Software FAQ - Webaround Gaming
How to Green Screen in OBS Studio
NewBlueFX Chroma Key to Easily Remove Green Screen in Video - Abdullah Yahya