KOROBO (2.1 Gen)
A palm-sized robot covered by a capsule, with a simple structure and parts assembled by fitting them together.
Project documentation
Before you build
Five answers, each linked to its source
What does it cost?
Not documented
No cost in the reviewed sources.
Can I sell what I build?
Yes, with creditCommercial use OK, with credit
Hardware Creative Commons Attribution-ShareAlike 4.0 International · Software CC-BY-SA-4.0. Licensing source
What’s open?
4 of 6CAD: AvailableBOM: AvailablePCB: AvailableCode: AvailableSim: Not documentedGuide: Partial
Guide partial · sim not documented. All six files
What does it run on?
Simulation: Not documented. Software
Is it maintained?
Not documented
No activity snapshot yet. Activity
01 / Under the shell
The specifications.
Hardware, build and software on one sheet. Every fact links to where we found it.
KOROBO (2.1 Gen) is a palm-sized robot covered by a capsule. Its design retains a simple structure and press-fit assembly, uses a Raspberry Pi Pico, and includes STEP and STL models, board data, and source code in the repository.
Hardware
- Actuators
- Not documented Documentation
- Build
- 3D-printed · PLA and TPU parts Documentation
- Controller
- Raspberry Pi Pico README
Building it
- Assembly
- Parts use a press-fit assembly method. README
Software & simulation
- Runs on
- Raspberry Pi
02 / The files behind the robot
What’s open.
Six parts of the build, each checked separately. Gaps stay visible.
| Part | Status | What’s there | License | Source |
|---|---|---|---|---|
| CAD | Available | STEP and STL model files | Not documented | Model/ |
| Bill of materials | Available | Procurement list | Not documented | Parts-List_KOROBO_2-1.pdf |
| Electronics | Available | Data for ordering the board | Not documented | Board/ |
| Code | Available | Source code and libraries | Not documented | Code/ |
| Simulation model | Not documented | Not documented | Not documented | No source found |
| Assembly guide | Partial | Assembly steps are documented; the README says assembly instructions are excepted from the data described as minimally complete. | Not documented | README.md |
03 / Know before you build
Can you sell it?
Yes, with creditCommercial use OK, with credit
The whole repository, design files included, is Creative Commons Attribution-ShareAlike 4.0 International. Commercial use is allowed if you credit the maker and keep the license notices. Changes you distribute must be shared under the same license.
- Hardware
- Creative Commons Attribution-ShareAlike 4.0 International
- Software
- CC-BY-SA-4.0
04 / The upstream project
Is it maintained?
Not documentedRepository activity is not documented
Active: activity within 90 days of the snapshot. Quiet: within a year. Dormant: longer.
05 / Parts & kits
A head start.
Maker-listed sellers only. No affiliate links or paid placement.
MAKER’S COST
Not documented
No cost in the reviewed sources.
Kit availability is not documented in our reviewed sources.
06 / Side by side
Compare with other mobile robots.
Other mobile robots in the directory, most recently active first. Same sources, same rules.
| Robot | Cost | Open files | Can I sell it? | Runs on | Maintained | Stars |
|---|---|---|---|---|---|---|
| KOROBO (2.1 Gen)This robotKORokoro.rOBOt project | Not documented | 4 of 6 | Yes, with creditHW Creative Commons Attribution-ShareAlike 4.0 International · SW CC-BY-SA-4.0 | Raspberry Pi | Not documented | — |
| LeKiwiSIGRobotics-UIUC | $4995V version | 4 of 6 | YesHW Apache-2.0 · SW Apache-2.0 | LeRobotRaspberry Pi | ActiveAug 5, 2026 | 1,497 |
| AlohaMiniLi Yiteng / Wu Zhiyong | About $600total, self-print | 5 of 6 | YesHW Apache-2.0 · SW Apache-2.0 | LeRobotRaspberry Pi | QuietJul 23, 2026 | 8 |
| OpenPodcarOpenPodcar | Not documented | 6 of 6 | Yes, with creditHW GPL-2.0 · SW GPL-2.0 | ROS 1GazeboArduino | DormantMay 9, 2022 | 50 |
| This robotKOROBO (2.1 Gen) | LeKiwi | AlohaMini |
|---|---|---|
| Cost | ||
| Not documented | $499 | About $600 |
| Can I sell it? | ||
| Yes, with credit | Yes | Yes |
| Open files | ||
| 4 of 6 | 4 of 6 | 5 of 6 |
| Runs on | ||
| Raspberry Pi | LeRobot, Raspberry Pi | LeRobot, Raspberry Pi |
| Maintained | ||
| Not documented | ActiveAug 5, 2026 | QuietJul 23, 2026 |
Upkeep is measured against each robot’s own snapshot. Costs keep the maker’s scope, so check what each figure covers.
See them in the table07 / Follow the evidence
Open books.
Repository files are pinned to commit 16168ac. Websites and papers are listed with their review dates.
- 01README.md at 16168acReviewed Oct 31, 2026
- 02LICENSE.txt at 16168acReviewed Oct 31, 2026