Build one
Build guides written per robot type, aimed at an MVP — not "it twitches" but the smallest complete state worth continuing from. Every one follows the same structure: what counts as moving, parts and sourcing, assembly order, the software stack, bring-up to first motion, and where to go next. Pick a type here, then go to Blueprints to check the specific machine.
Build one · B
Build a desktop arm: from parts to the smallest loop that produces data
Using the SO-101 route as the example. The goal is not a waving arm; it is reaching the state where you can teleoperat…
SO-101 arm · Feetech STS series servos · LeRobot · 3D printing and materials · 2026-09-28
Build one · B
Build a ROS 2 rover: the smallest loop from SLAM to navigation
The most learning per dollar of any robot type. The MVP is not driving around by remote control; it is building a map …
ROS 2 rover · Raspberry Pi 5 vs Jetson Orin Nano · IMU orientation sensors · micro-ROS · 2026-09-28
Build one · B
Build a servo quadruped: the Spot Micro route to an MVP
The legged route most people actually finish. The MVP is not smooth walking; it is stable standing and a straight-line…
Spot Micro quadruped · SG90 and MG996R servos · IMU orientation sensors · 3D printing and materials · 2026-09-28
Build one · B
The road to a humanoid: why it is not the first machine you buy
A humanoid is the destination of DIY robotics, not the starting line. This entry is about the road itself — which capa…
LeRobot Humanoid · Berkeley Humanoid Lite · Robstride joint motors · CAN and CAN FD buses · MuJoCo · 2026-09-28