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Explore robots

Open-source robots with their licenses, parts and source files. Every page is pinned to a commit on GitHub.

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Ready to build: a score of 80 or more, a license and a finished design.

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Where the project was published, known for 29 of 270 robots. Never guessed.

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Guides machine-translated into English by Robotheca, with a link to the original on each robot page.

37 of 270 robots state a cost. Costs in other currencies are compared using the ECB reference rate of 14 Oct 2026. Robots without a known cost are hidden unless you include them.

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28 robots of 270

Page 2 of 2 · Ready to build first, then by buildability

  • Robot arm

    Pedro

    Pedro is an open-source STEM robot whose 3D-printable parts (arm, gear, servo holder and base) are provided as STL files.

    Level
    Beginner
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Robot arm

    SCARA Parallel

    A parallel SCARA robotic arm designed for graduation project, featuring closed-loop stepper motors, harmonic reducers, carbon fiber rods, 3D-printed joints, and motion control with linear interpolatio

    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Robot arm

    RR1: Real Robot One

    A DIY 3D-printable 6-axis desktop robotic arm with closed-loop encoders on each joint, driven by Nema 23 and Nema 17 stepper motors and custom planetary gearboxes.

    Level
    Advanced
    Buildability
    35/100
    Incomplete documentation
    Cost
    Not stated
  • Robot arm

    OmniT-Hand

    A minimalist underactuated robotic hand with one motor per finger, achieving adaptive grasping for humanoid robots.

    Level
    Intermediate
    Buildability
    15/100
    Incomplete documentation
    Cost
    ¥1,230≈ €164 (ECB rate, 14 Oct 2026)

Robots 25–28 of 28

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