Spidey is an open-source DIY robotics platform.
It includes OpenSCAD 3D parametric design of parts and assembly, a list of on-shelf electronics parts (featuring ROBOTIS XL-320), instructions and control firmware.
The total cost is about 350€ / 500 U.S.$ for the 12 D.O.F version that is on the video ~ hackaday.io/hacker/10533
This. 1000 times this.