The SO-ARM101 from WowRobo Robotics is a versatile, open-source humanoid robotic arm designed in collaboration with the LeRobot / Hugging Face community. It offers two flexible options — a DIY Kit for hands-on builders and a Fully Assembled Version for users who prefer a ready-to-use robotic arm. Whether you're a beginner exploring robotics or an advanced developer building embodied-AI applications, the SO-ARM101 provides a powerful, customizable platform for learning, research, and innovation.
Features
- Open-Source Robotics Platform — Built on the LeRobot / Hugging Face open-source project, enabling full customization, community support, and rapid iteration.
- Two Flexible Options
- DIY Kit — Includes high-quality printed parts and 12 servos for complete self-assembly.
- Fully Assembled Version — Pre-built, calibrated, and ready for immediate deployment.
- Hands-On Learning Experience — Ideal for STEM education, robotics courses, and makers who enjoy hardware engineering from scratch.
- High-Torque Servo System — Powered by Feetech STS3215 series servos, offering robust torque and high-precision motion control.
- Camera-Ready Design — The assembled version includes a vision camera module for perception, AI vision, and teleoperation tasks.
- Community-Driven Development — Supported by an active Discord community for troubleshooting, hardware upgrades, and collaborative projects.
Applications & Use Cases
STEM & Robotics Education
Perfect for classrooms and university labs, the SO-ARM101 enables students to master robotics fundamentals, kinematics, and control theory through a real-world humanoid robotic interface.
Embodied-AI Research & Development
With its open-source software stack, the SO-ARM101 is an ideal testbed for reinforcement learning, imitation learning, and advanced machine learning workflows in physical environments.
Human–Robot Interaction (HRI)
The dual-option design is perfectly suited for testing gesture recognition, teleoperation, and natural collaborative tasks between humans and robotic systems.
Prototyping & Algorithm Testing
Researchers can rapidly prototype motion-planning algorithms and perception-based tasks, leveraging the arm's high-torque servos and open control interface.
AI Vision & Perception Tasks
The integrated camera module enables advanced computer vision applications, including object detection, tracking, and 3D pose estimation.
Teleoperation & Remote Manipulation
The smooth servo control and real-time camera feedback allow the SO-ARM101 to excel in remote teaching and telepresence robotics scenarios.
Why Choose the SO-ARM101?
The SO-ARM101 bridges the gap between affordable hobbyist kits and expensive industrial arms. By choosing WowRobo Robotics, you gain a reliable hardware platform backed by the Hugging Face LeRobot ecosystem. Whether you are building an AI-driven assistant or teaching the next generation of engineers, this arm offers the flexibility and performance needed to succeed.