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Tools & PlatformsAI - Ars Technica · May 26, 2026

3D-printable humanoid legs let robotics experiments run wild

3D-printable humanoid legs let robotics experiments run wild — AI - Ars Technica

Hugging Face has released LeRobot Humanoid, a set of 3D-printable humanoid robot legs, to make robotics research more accessible and affordable. This open-source project provides researchers with inexpensive hardware to test and train AI-powered robotics software in both physical and simulated environments. The initiative aims to democratize robotics development and mitigate the dominance of large corporations in the industry. The company plans to expand the project with an upper body and more advanced behaviors. Hugging Face previously released a 3D-printable robotic arm and the Reachy Mini robot.

Author: Morein.ai Editorial

Hugging Face has launched LeRobot Humanoid, an open-source project providing researchers with 3D-printable humanoid robot legs. This initiative aims to make robotics research more accessible and affordable, allowing for easier testing and training of AI-powered robotics software in physical bodies during real-world experiments. The project provides a bill of materials, 3D-printable files, wiring documentation, assembly instructions, and software tools for calibration and control in both physical and simulated environments.

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