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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.

Guide translated from

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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120 robots of 270

Page 4 of 5 · Ready to build first, then by buildability

  • Robot arm

    DIY Delta robot

    A DIY delta-type parallel robot controlled from a Python application with live kinematics visualization and Bluetooth connection.

    Level
    Advanced
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Robot arm

    Dolphin Robot Arm

    A 3-degree-of-freedom desktop dolphin robot arm controlled via an STM32 microcontroller and a PS2 gamepad.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Wheeled

    EzRover

    A cheap, extensible differential drive robot built on an ESP32-CAM, an L9110S motor driver and a Robot Car chassis, with closed-loop speed control, pose estimation and go-to-goal behavior.

    Level
    Beginner
    Buildability
    45/100
    Incomplete documentation
    Cost
    $40≈ €36 (ECB rate, 14 Oct 2026)
  • Drone

    FinsROV

    FinsROV is a low-cost, open-source underwater robot platform designed for underwater tasks and research in robotics and AI.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Robot arm

    H1 6-Axis 3D-Printed Manipulator

    A 6-axis 3D-printed robotic arm capable of understanding human commands and performing tasks.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Wheeled

    HeRoSwarm v2

    A fully-capable miniature swarm robot with multiple sensors, Wi-Fi and Bluetooth communication, Raspberry Pi Zero computing, and wheel odometry, designed for multi-robot research.

    Level
    Advanced
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Other

    Hexapod

    A family of 18-DOF, 3D-printed hexapod walking robots powered by an ESP32, controlled over WiFi or live pose streaming.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Other

    Hexapod v2 (Linkit 7697)

    A six-legged hexapod robot with 18 servo joints, controlled from a mobile phone over Bluetooth Low Energy by a Linkit 7697 board.

    Level
    Advanced
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Quadruped

    Hyun

    A wheeled-legged robot controlled by an ESP32, featuring an MPU6050 gyroscope, PM3510 brushless motors, and SimpleFOC drivers.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Humanoid

    OpenFigure

    An open-source full-size humanoid robot designed for low-cost manufacturing and customization by enthusiasts.

    • Work in progress
    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Wheeled

    OpenMover

    An open-source AGV chassis based on ROS for learning and practical applications.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Other

    Penny#3

    A low-budget three-servo hexapod robot that walks, dances and avoids obstacles using infrared proximity sensors.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    €10
  • Other

    RhinoV2.0 Adaptive Gripper

    An open-source adaptive two-finger gripper designed for low-cost, high-performance robotic applications.

    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    ¥1,000≈ €133 (ECB rate, 14 Oct 2026)
  • Home

    Roomi

    An open-source autonomous robot arm that cleans, makes beds and organizes rooms in hotels and homes.

    • Works with AI
    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    $700≈ €625 (ECB rate, 14 Oct 2026)
  • Wheeled

    Rush Mog

    An intelligent omnidirectional wheel car inspired by the Unimog, featuring VLA control, PS2/Wi-Fi and voice control, camera monitoring, and robotic arm support.

    • Work in progress
    • Works with AI
    Level
    Intermediate
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Wheeled

    WhaleBot

    An ESP32-S3-based omnidirectional AI robot car with voice interaction, powered by Coze and Baidu speech technology.

    • Work in progress
    • Works with AI
    Level
    Beginner
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Other

    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.

    Level
    Advanced
    Buildability
    45/100
    Incomplete documentation
    Cost
    Not stated
  • Quadruped

    12-DOF Quadruped Robot

    A 12-DOF quadruped robot driven by servos, featuring open-loop gait control and IMU stabilization.

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

    6-DOF Articulated Robot Arm V1

    A low-cost, six-degree-of-freedom articulated robotic arm designed for education, research, and small-scale automation tasks.

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

    ALTO 3D Printed 6 Axis Robotic Arm

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

    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    $400≈ €357 (ECB rate, 14 Oct 2026)
  • Robot arm

    EEZYbotARM

    A four-axis, 3D-printable hobby robot arm controlled from Python and Arduino, with 3-D forward and inverse kinematics.

    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Drone

    ESP-Drone

    A small drone platform based on Espressif ESP32/ESP32-S2/S3 microcontrollers with Wi-Fi control and multiple flight modes.

    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Wheeled

    FOC Dual-Wheel-Legged Robot

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

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

    Hexapod Robot

    A six-legged walking robot with inverse kinematics control and a PC-based interface for movement and posture adjustments.

    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated

Robots 73–96 of 120

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