Shapes made with,
https://github.com/oyboy/Generator_for_3D_Reuleaux_or_Constant_Width_Shapes

Hopefully I'll update it soon. Currently the code is a mess and the UI does not work...

It actually generates shapes of constant width tho :D

Note, it can be difficult to make the bottom of the shape work well. It can end up being flat or support material can cause some bumps.