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3D-printable robots

Robots whose build needs a 3D printer for their parts. 233 robots on Robotheca, each with its licenses and its source 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 15 Oct 2026. Robots without a known cost are hidden unless you include them.

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233 robots of 270

Page 6 of 10 · Ready to build first, then by buildability

  • 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
  • No photo yet
    Humanoid

    Head-Neck Control

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

    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
  • Photo on GitHub
    Robot arm

    Jyker Arm

    An open-source 3D-printed robotic arm with 5 degrees of freedom and a gripper.

    • Works with AI
    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Robot arm

    Linco Robot Arm

    A desktop robotic arm designed for easy 3D printing with minimal parts, featuring a 3D-printed structure and basic electronic components.

    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Wheeled

    Mars Rover

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

    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Other

    Mech Butterfly

    A biomimetic butterfly robot controlled via ESP32C3 using ESP-NOW wireless communication.

    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Photo on GitHub
    Quadruped

    NodeHexa

    An open-source ESP32-based six-legged robot with Web control, calibration, performance motions, motion sequences and optional voice interaction.

    • Works with AI
    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Quadruped

    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.

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

    Quadruped Robot

    A four-legged robot designed for research and education in legged locomotion.

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

    RoverLite32

    A mini Mecanum-wheel rover driven by an ESP32-Pico-D4 development board with OV2640 camera, dual DRV8833 motor drivers, Type-C interface, and PSRAM.

    Level
    Intermediate
    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
  • Photo on GitHub
    Wheeled

    STM32 Balance Car

    A self-balancing robot using STM32F103C8T6 with Mahony algorithm for attitude estimation.

    • Work in progress
    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Photo on GitHub
    Other

    Tdrone

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

    • No license
    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Other

    TipTap

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

    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Photo on GitHub
    Drone

    Underwater Vehicle

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

    • No license
    Level
    Advanced
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Other

    Woodpecker Writing Machine

    A low-cost DIY writing machine that draws on a vertical surface using two stepper motors and a servo-controlled pen.

    • Work in progress
    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    ¥25.80≈ €3 (ECB rate, 15 Oct 2026)
  • Photo on GitHub
    Robot arm

    X-Bot

    A tiny open-source writing robot arm designed for AI drawing applications.

    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • Photo on GitHub
    Drone

    ziFly Quadcopter Flight Controller

    A quadcopter flight controller based on STM32F103 with remote control, PCB, 3D models, and ROS 2/PX4 simulation support.

    • No license
    Level
    Intermediate
    Buildability
    40/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Drone

    Airplane

    A small quadrotor drone based on STM32 that can fly stably.

    Level
    Intermediate
    Buildability
    35/100
    Incomplete documentation
    Cost
    Not stated
  • No photo yet
    Robot arm

    BetaBots Robot Arm

    A 3D-printable robot arm, current version V4 (Green), designed for printing and assembly by hobbyists.

    Level
    Intermediate
    Buildability
    35/100
    Incomplete documentation
    Cost
    Not stated
  • Photo on GitHub
    Robot arm

    Dummy Robotic Arm

    A compact smart robotic arm with 6 degrees of freedom, designed for educational and hobbyist use.

    • No license
    Level
    Intermediate
    Buildability
    35/100
    Incomplete documentation
    Cost
    ¥2,000≈ €267 (ECB rate, 15 Oct 2026)

Robots 121–144 of 233

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