Side by side
Apache NuttX vs Contiki-NG
Both stand on iot operating systems. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Open source APILinuxMac+2
Choose Apache NuttX for embedded development when its supported architectures and POSIX/ANSI-oriented APIs fit your project. Its stated deployment targets are physical embedded devices and simulator targets.
Visit Apache NuttX Free plan LinuxMacSelf-hosted+1
Contiki-NG offers a small-footprint, protocol-rich option for constrained IoT devices. Check the documented hardware and link-security status against the intended deployment.
Visit Contiki-NGThe facts
| Apache NuttX | Contiki-NG | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Yes | Not published |
| Runs on | API, Linux, Mac, Self-hosted, Windows | Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | nuttx.apache.org | contiki-ng.org |
| On iot operating systems | #1 of 14 | #4 of 14 |
Apache NuttX: what it does well
- Free software with a free plan
- Supports a broad range of CPU architectures
- Configurable build system
- POSIX/ANSI-oriented APIs
- ELF and NXFLAT module loading
What to know first
- Its stated targets are embedded devices and simulator environments
- The build system is configurable around boards and architectures
Contiki-NG: what it does well
- Memory use can be configured as low as 10 kB.
- IPv6 stack includes TCP, UDP, DNS, RPL, and CoAP.
- Security documentation covers DTLS and EDHOC.
- Free and open source under a BSD license unless specified otherwise.
What to know first
- CSMA link-layer security is described as planned.
- Native toolchain installation is documented for Linux and macOS.
- Hardware support is limited to documented platforms.
Alternatives to Apache NuttX Alternatives to Contiki-NG The whole list