Bastiaan Olij | Setting up stereo projection in Godot @BastiaanOlij | Uploaded April 2017 | Updated October 2024, 1 day ago.
This video provides a basic overview about setting up cameras for stereo projection in Godot using the new frustum mode. This mostly covers the theory side of things.

Source code can be downloaded here:
github.com/BastiaanOlij/DemoCamera

Pull requests needed for the frustum camera mode:
- Godot 2.x: github.com/godotengine/godot/pull/7778
- Godot 3.x: github.com/godotengine/godot/pull/7121

And the link to the video from Johnny Lee I mention:
youtube.com/watch?v=Jd3-eiid-Uw