Skip to content
RobothecaBeta

Build your own robot. The plans are free.

491 open-source robots you can actually build, shared by their creators: 3D files, code and parts lists, free to download. You print the parts, buy the rest and build it.

Photos from each robot's repository, shown under its license; credits on each robot's page. First photo: @SIGRobotics-UIUC · Apache-2.0 · source file

Open source means the creator shares the plans for free. Robotheca doesn't sell robots.

Tryrobot arm under €300beginner quadrupedworks with LeRobot

  1. Pick a robot

    From ¥40 (≈ €5) for MCar to full humanoids.

  2. Get the free files

    3D files, code and the parts list, from the creator's own repository.

  3. Build it

    Print the parts, order the rest from the list, follow the creator's guide.

Ready to build

37 robots: well documented, with a license and a known cost · See all Ready to build robots
  • Ready to build

    Open source · free files

    Giraffe

    Robot arm · Intermediate

    Score
    Buildability 100 out of 100
    Cost
    ₹14,585.71≈ €138
  • Ready to build

    Open source · free files

    Hand Exoskeleton

    Robot arm · Intermediate

    Score
    Buildability 100 out of 100
    Cost
    ¥500≈ €67
  • Ready to build

    Open source · free files

    JPL Open Source Rover

    Wheeled · Intermediate

    Score
    Buildability 100 out of 100
    Cost
    $1,600≈ €1,426
  • Ready to build

    Open source · free files

    Koriobots

    Other · Intermediate

    Score
    Buildability 98 out of 100
    Cost
    $972.06≈ €866
  • Ready to build

    Open source · free files

    SO-101

    Robot arm · Beginner

    Score
    Buildability 98 out of 100
    Cost
    €226.30
  • Ready to build

    Open source · free files

    LeKiwi

    Wheeled · Intermediate

    Score
    Buildability 95 out of 100
    Cost
    €545.80

Browse by type

All 491 robots

Trending this week

  1. Open source · free files

    Tiny Engineer

    Home

    A small desktop robot that moves, changes its face, and rings a bell as an AI coding assistant reads files, writes code, and finishes tasks.

  2. 3D render

    Open source · free files

    OOMWOO

    Home

  3. Open source · free files

    Sesame Robot

    Quadruped

  4. Open source · free files

    SO-101

    Robot arm

  5. Open source · free files

    PAROL6

    Robot arm

The most new stars on GitHub over the last 7 days, among robots with a photo and a buildability of 50 or more.

New this week

All robots, newest first

  • Open source · free files

    Zowi

    Other · Added

  • Open source · free files

    LoCO

    Other · Added

  • Open source · free files

    TipToe

    Other · Added

  • Open source · free files

    Rebelia

    Robot arm · Added

Robots added to Robotheca in the last 7 days, with a photo and a buildability of 50 or more.

Collections

All collections

More collections

Your robot is on GitHub? Share it here.

  1. Paste the link
  2. We sort your files and prepare the page
  3. You check it, then publish

≈ € values are approximate, converted at the ECB euro reference rate of 5 Nov 2026. The creator's original price always comes first.