>>1666600Dave Macleod's edge hangboard is a prime example of a simple no frills design you can pretty easily replicate with just a table saw and a piece of lumber. A router with a round over bit would speed things up but hand sanding will get you there eventually.
I made the one in
>>1666631. If there's enough interest I'd happily make customized hangboards for $50-$75 depending on how complex they are. I could replicate something like pic related for $50.