This is the ORCA v1 hand: a tendon-driven robot hand that replicates the movement of a human hand. This open source robot hand has tactile sensors and can be assembled in under 8 hours. It costs about $2000 to make something like this. It has a popping joint design, so you can assemble this hand faster and don’t have to worry about it breaking.
You may also want to see:
ORCA: An Open-Source, Reliable, Cost-Effective, Anthropomorphic Robotic Hand - IROS 2025 Paper Video
The ORCA hand has 17 degrees of freedom with a 1DOF wrist, so it can take on various dexterous manipulation tasks. It also has a silicone skin for a soft grip. It uses cooling fans for heat dissipation. The structural components can be printed using a standard 3D printer.
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