Palm-sized open-source development quadcopter from Bitcraze, with hardware docs, firmware and a simulation model.
Hobby 3D-printed quadruped with 3-DoF legs, inspired by Petoi Bittle. Archived.
Adult-sized, 3D-printed open-source humanoid soccer platform from Uni Bonn.
James Bruton's original open-source brushless quadruped, built episode by episode.
VR-teleoperable manipulation humanoid from Pollen Robotics with open software; mechanical CAD unpublished.
Fully 3D-printed tendon-driven humanoid hand and forearm, ~$300 in parts.
ROS 2 software stack for DIY 2WD, 4WD and mecanum robots built from off-the-shelf parts; not a hardware design.
12-DoF ESP32 + Raspberry Pi bionic robot dog; open firmware, commercial kit hardware.
Low-cost 3D-printed hobby-servo teaching arm with a full ROS 2 + MoveIt 2 stack.
6-DoF, almost fully 3D-printed student arm; repo files are empty placeholders, blueprints are on Instructables (non-commercial).
Rhoban's RoboCup kid-size humanoid, shipped as a clean Onshape-to-robot sim export.