We’ve actually secretly featured [rectorsquid]’s Linkage software before, in this writeup of some amazing cosplay animatronic wings that used the program for their design. But we really don ...

After a preliminary test bed with the V1, which used a suspension platform similar to VPP, Ethan returned to the drawing board and decided to move to a 4-bar linkage for the next round of testing.

As they described it, the robot moves using a 4-bar linkage mechanism with the motor’s torque “transferred to the arm mechanisms through a pair of bevel gears and a worm drive.” Even cooler ...