I believe once SIP is disabled most virtual cameras should work (that's how this works at least). You also might be able to use OBS to stream a webpage or whatnot as a virtual camera. Source: about 3 years ago

There is a little confusion as most macOS users are not familiar with the difference between a window manager and a window tiling manager. There are a ton of great window manager (Magnet is still one of the common ones around which you brought up, but Mosaic is my favorite. Most window apps have all the same or similar features, but Mosaic includes some really advanced layout options that you can save and then... Source: almost 2 years ago

Maybe it's a(n older) version of TotalSpaces? Source: almost 2 years ago

After macOS ditched the 2D space switching for the 1D thing, I got Total Spaces 2 which allows me to do the 2D space switching again. I absolutely love it and find it difficult to use the primitive built-in spaces management. However, I'm still on Big Sur v11.6, specifically because Monterey is wholly incompatible with Total Spaces, you can't even hack it to work. Unfortunately, Total Spaces 3 isn't out yet, and... Source: about 2 years ago

I also use their TotalSpaces2[3] which is an amazing Spaces manager. Highly recommend it if you run a lot of concurrent apps and windows. Once again, it's limited to <12.0 and Intel-only Macs, but they have a TotalSpaces3 in alpha they are working on trying to release at some point. Source: over 2 years ago

Check out Total Spaces(https://totalspaces.binaryage.com/) for Mac. I use this with dual monitors and love that each monitor can have its own virtual desktop. I have my left monitor as a communications hub. It has only one virtual screen. I also keep my browser there. I have a 3x3 grid on the right hand monitor. - Source: Hacker News / over 2 years ago