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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 15 Oct 2026. Robots without a known cost are hidden unless you include them.

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95 robots of 270

Page 3 of 4 · Ready to build first, then by buildability

  • ZeroBug

    A 3D-printed micro-servo hexapod robot controlled by a Raspberry Pi Zero, with an STM32F103 handling leg locomotion and inverse kinematics for its 18 servos.

    OtherAdvancedBuildability 45/100 · Incomplete documentation
    Cost not stated

  • ALTO 3D Printed 6 Axis Robotic Arm

    A 3D printed desktop high precision 6 axis robotic arm controlled over USB with a Python API.

    Robot armAdvancedBuildability 40/100 · Incomplete documentation
    $400≈ €357 (ECB rate, 15 Oct 2026)

  • FOC Dual-Wheel-Legged Robot

    An open-source wheeled-legged robot featuring mechanical design, electronics, embedded software, and FPV remote control.

    WheeledAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • Head-Neck Control

    A biomimetic robot head with tendon-driven neck controlled via Raspberry Pi and PCA9685 servos.

    HumanoidAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • Mars Rover

    A 3D printed, driveable rover inspired by NASA's Curiosity and Perseverance, controlled over LoRa, WiFi websocket, or an RC transmitter.

    WheeledAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • openDog V3

    A quadruped robot dog built from 3D-printed PLA parts, driven by ODrive-controlled motors with AS5047 absolute encoders and a remote-controlled walking mode.

    QuadrupedAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • 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

    Robot armAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • Tdrone

    An open-source coaxial twin-rotor drone (helicopter-style swashplate control) that can be 3D printed and rebuilt by hobbyists.

    OtherAdvancedBuildability 40/100 · Incomplete documentation
    • No license
    Cost not stated

  • TipTap

    A 3D-printed bipedal robot built as a low-cost desktop platform for semi-direct drive walking research.

    OtherAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • Underwater Vehicle

    An ROV/AUV underwater robot controlled by STM32 and Raspberry Pi for navigation and sensor data processing.

    DroneAdvancedBuildability 40/100 · Incomplete documentation
    • No license
    Cost not stated

  • Upkie

    Open-source wheeled biped robot with wheels for balance and legs for uneven terrain, controllable in simulation and on hardware.

    OtherAdvancedBuildability 40/100 · Incomplete documentation
    Cost not stated

  • Explorer EOD Rescue Robot

    A fully autonomous mobile robot designed for counter-terrorism, bomb disposal, and rescue tasks, featuring a four-wheel drive chassis, five-degree-of-freedom robotic arm, and multi-vision systems.

    WheeledAdvancedBuildability 35/100 · Incomplete documentation
    • Works with AI
    • No license
    Cost not stated

  • GEARdrones

    A lightweight drone control and multi-agent localization system combining flight controller, UWB relative localization algorithm, and software monitor.

    DroneAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • Gretchen

    Gretchen is an open-source humanoid robot development platform.

    HumanoidAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • Mars Rover 2020

    A reproduction of the Mars 2020 Perseverance rover, a mars rover replica built as an open-source project.

    WheeledAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • MickRobot

    An open-source single-arm mobile robot that adds a 7-degree-of-freedom arm to a mobile chassis for grasping and carrying tasks in complex environments.

    Robot armAdvancedBuildability 35/100 · Incomplete documentation
    • No license
    Cost not stated

  • MicroDuck

    An independent hobbyist recreation of the MicroDuck 3D model, provided as SolidWorks source files and a STEP export for a small robot.

    HumanoidAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • Moco-Minitaur LTS

    An open-source 8-DOF desktop quadruped robot platform with force control capabilities.

    QuadrupedAdvancedBuildability 35/100 · Incomplete documentation
    • No license
    Cost not stated

  • OmniNxt

    A compact aerial robot with omnidirectional visual perception for autonomous navigation and mapping.

    DroneAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • 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.

    Robot armAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • Wheel-legged Robot (Balance Leg V2)

    A wheel-legged balancing robot with leg-joint motors and hub-wheel motors, controlled by a custom STM32H723 board using LQR and VMC.

    OtherAdvancedBuildability 35/100 · Incomplete documentation
    • No license
    Cost not stated

  • Wheelbot

    A jumping reaction wheel unicycle robot that balances on a single wheel and can jump.

    OtherAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • ZGPS-01

    A transformable robot that switches between a spherical rolling mode and a hexapod walking mode.

    OtherAdvancedBuildability 35/100 · Incomplete documentation
    Cost not stated

  • ALARIS Hand

    An open-source 6-DOF anthropomorphic robotic hand with linkage-based fingers and worm-and-rack transmissions, intended as a low-cost platform for research and education.

    OtherAdvancedBuildability 30/100 · Incomplete documentation
    Cost not stated

Robots 49–72 of 95

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