Apache NuttX
7.3#4 in operating systemsFree planFree planAPILinuxmacOSSelf-hosted
VisitApache NuttX vs OpenWrt
What both publish
| Fact | Apache NuttX | OpenWrt |
|---|---|---|
| Company profile | LinkedIn lists NuttX as a public organization with 2–10 employees, Wilmington, Delaware headquarters and a 2007 founding year. | LinkedIn classifies OpenWrt as a nonprofit software-development organization founded in 2003 with 11–50 employees. |
| Extensibility | Architecture APIs, board configurations, driver skeletons, host tools and configuration variables are documented for adding platforms and features. | Developer feeds can load package recipes from Git, version-control repositories, local filesystems or other supported URLs. |
| License | NuttX is distributed under the Apache License 2.0. | The build environment is generally GPLv2, while bundled third-party components may use their own open-source or public-domain licenses. |
| Product | Apache NuttX is a real-time operating system for embedded systems, designed with an emphasis on standards compliance and a small footprint. | OpenWrt is a Linux operating system for embedded devices, typically wireless routers. |
| Self-hosting | NuttX is obtained as source repositories or release archives and built for selected boards or simulator targets by the developer. | Building OpenWrt on an OpenWrt device is possible but documented as experimental and requiring workarounds. |
Apache NuttX plans
- Apache NuttXFree
OpenWrt plans
- OpenWrtFree
- OpenWrt free softwareFree
Pick Apache NuttX if…
Apache NuttX suits developers building software for embedded boards and devices, including projects spanning different processor architectures. Its documented simulator targets may also fit development workflows that do not rely solely on physical hardware.
Pick OpenWrt if…
OpenWrt suits users customizing embedded devices who are comfortable with GNU/Linux and basic networking. Check the hardware support list and device resources before installing.