> For the complete documentation index, see [llms.txt](https://docs.n8n.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.n8n.io/deploy/host-n8n/understand-the-architecture/how-n8n-works.md).

# How n8n works

Understanding n8n's underlying architecture is helpful if you need to:

* Embed n8n
* Customize n8n's default databases

This section is a work in progress. If you have questions, please try the [forum](https://community.n8n.io/) and let n8n know which architecture documents would be useful for you.