> For the complete documentation index, see [llms.txt](https://nxp.gitbook.io/ucans32k1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nxp.gitbook.io/ucans32k1/apache-nuttx.md).

# Apache NuttX

- [About Apache NuttX](https://nxp.gitbook.io/ucans32k1/apache-nuttx/about-apache-nuttx.md): NuttX is an embedded RTOS with an emphasis on standards compliance and small footprint.
- [Download NuttX](https://nxp.gitbook.io/ucans32k1/apache-nuttx/download-nuttx.md): How to download (clone) the NuttX source code using Git.
- [Building and flashing NuttX](https://nxp.gitbook.io/ucans32k1/apache-nuttx/building-and-flashing-nuttx.md)
- [NuttX configuration](https://nxp.gitbook.io/ucans32k1/apache-nuttx/nuttx-configuration.md): NuttX offers a wide range of configuration options and features that can be enabled with one of the available Kconfig frontends.
- [SocketCAN](https://nxp.gitbook.io/ucans32k1/apache-nuttx/socketcan.md)
- [SLCAN](https://nxp.gitbook.io/ucans32k1/apache-nuttx/slcan.md)