A native Mac app that keys my green wall in real time, follows the daylight all day, keeps me solid even with green on my glasses, and shows up in any call app as a camera called Webcamee. It replaces the ATEM Mini on my desk. Built with Claude Code.

Corridor Digital's free neural green screen keyer: it unmixes the green from hair, motion blur and glass, and outputs a straight-colour foreground plus a linear alpha.

How to shoot a clean green-screen key: even lighting, subject separation, and camera settings, including why f/4 beats shooting wide open.