You have a 3D printer and want a pegboard that fits your needs? No problem, just print it.
If you need a pegboard bigger then your build plate, you can just print modules and connect them.
You can customize this model and if you are familiar with OpenSCAD you are able to modify it completely.
The peg diameter is ¼ inch and the peg distance is 1 inch.
The author hasn't provided the model origin yet.