#12 · Primary category: Robotics & Embodied AI Simulation

OpenCat-Quadruped-Robot

ai arduino block-coding education iot legged-robot quadruped quadruped-robot-gaits raspberry-pi robot-cat robot-dog robot-kit robot-pet robotics robotics-education simulation stem visual-programming walking

An open source quadruped robot pet framework for developing Boston Dynamics-style four-legged robots that are perfect for STEM, coding & robotics education, IoT robotics applications, AI-enhanced robotics application services, research, and DIY robotics kit development.

Project last updated:08/16/26

GitHub Stars

5.2K

Forks

616

Contributors

19

License

MIT

Why we included this project

OpenCat gives you a working quadruped platform without making you reimplement low-level motion control. The Arduino and Raspberry Pi based framework handles gait coordination, servo control, and IMU integration, so you can start from a robot that already walks and runs, then build on top. For educators that means a path from block-based coding up to C/C++ and Python; for researchers it's a low-cost testbed for reinforcement learning and sim-to-real work, with community-documented ROS SLAM and perception routes. The same code drives Petoi's Bittle dog and Nybble cat kits, but it's open enough to fork for custom or 3D printed builds. It started in 2016 as a dorm-room project to make Boston Dynamics style robots affordable and hackable, and that spirit still shows.

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