A frame to attach your favorite gridfinity items on the wall. In my case those are dev boards.
The dev board attachment are explained here:
The gridfinity base plates I use are those ones: https://www.printables.com/model/300603-gridfinity-screw-together-baseplate
To attach it to the wall I used 4 big command strips, the weight of the total frame with the boards is getting close to the weight listed on the command strips but the frame have been up for 2 month without issues for now.
The author remixed this model.
A frame that goes around those base plates.