How to make OBS chroma key smarter by using Background Replacement in macOS

If you want to use chroma key effect in a streaming or video conference app, but you can't get a physical green screen background in place, you can fake it. All by using Background Replacement in macOS.


Whether it is streaming gameplay to Twitch or improving your Zoom calls, sometimes you want to replace the background with something else. It's unprofessional to have a background that includes piles of dirty clothes, random dinner plates, and other unsightly items.

When it comes to using tools like Zoom or FaceTime, you can get around that by blurring the background, or even replace the background with a picture.