If you just want the projector and the camera stuff there's https://paperprograms.org/. - Source: Hacker News / 11 months ago

I see how that might be constructed as a negative, but IMO it's too early to tell whether that's a genuine setback to the project. "Protecting his baby" might be a very wise decision at this point, if only because of how the reception generally goes; pigeonholing the project into something like "an AR coding environment" or "visual programming with projectors" is a very real risk that could damage the project's... - Source: Hacker News / about 3 years ago

After a lot of experimenting, my team and I found Pragli and we were surprised. Simple, flexible and spontaneous. Starting a conversation became as light as looking at the next workstation and saying "hey how are things going there?". Source: about 3 years ago