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CCBR Humanoid Collaboratory

The first student-run, fully open-source legged robotics collaboration.

Founded at ICRA 2025 by students at Caltech, Columbia, Berkeley, and Rutgers.

A quick integration test of a moving quadruped leg, using the Unitree GO-M8010-6 motors.

Designed and built by CCBR.

A custom-built actuator in motion, based on the MIT Mini Cheetah.

Designed by Nachum Twersky. Built by CCBR.

Box of custom actuators

Three custom-built actuators, based on the MIT Mini Cheetah.

Designed by Nachum Twersky. Built by CCBR. Photo: Ryan Rudes.

Custom actuator (external)

The outside of a custom-built actuator, based on the MIT Mini Cheetah (before stator winding).

Designed by Nachum Twersky. Built by CCBR. Photo: Ryan Rudes.

Custom actuator (internal)

The internals of a custom-built actuator, based on the MIT Mini Cheetah (before stator winding).

Designed by Nachum Twersky. Built by CCBR. Photo: Ryan Rudes.

Meet the Team

Nikhil VijayAlex TongSarah HongRyan RudesWill C. ForteDonny Lu