Had some old 2-axis mini joysticks laying around. They're not really breadboardable, a bit awkward to use, and their pins kept getting bent during my various relocations (they do have a packaging material, but they keep falling out.) Design files and renders after the jump.

Credit: CTS Electrocomponents

So here's a PCB design for them. And a KiCAD module library (just use the dual potentiometer from the default library devices).