| Operating system | Developer | First release | License |
|---|---|---|---|
| FreeRTOS | — | 2003 | MIT License |
| Fuzix OS | Alan Cox | — | GNU General Public License, version 2.0 |
| RIOT | Martin Lenders, Benjamin Valentin, Alexandre Abadie | — | GNU Lesser General Public License, version 2.1 |
| Operating system | Developer | First release | License |
|---|---|---|---|
| FreeRTOS | — | 2003 | MIT License |
| Fuzix OS | Alan Cox | — | GNU General Public License, version 2.0 |
| RIOT | Martin Lenders, Benjamin Valentin, Alexandre Abadie | — | GNU Lesser General Public License, version 2.1 |