> 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/build/understand-workflows/workflow-components.md).

# Workflow components

Learn about the building blocks of workflows.

You build workflows from a small set of components that you connect together on the canvas.

## In this section

* [Work with nodes](/build/understand-workflows/workflow-components/work-with-nodes.md): add, configure, and control the nodes in your workflow.
* [Connect nodes together](/build/understand-workflows/workflow-components/connect-nodes-together.md): link nodes together to route data through your workflow.
* [Add notes and documentation](/build/understand-workflows/workflow-components/add-notes-and-documentation.md): annotate your workflows using sticky notes.
* [Canvas Groups](/build/understand-workflows/workflow-components/canvas-groups.md): group related nodes together to keep large workflows readable.
* [Find your workflow ID](/build/understand-workflows/workflow-components/find-your-workflow-id.md): locate your workflow's ID.

## Related resources

* [Understand workflows](/build/understand-workflows.md)
* [Create and run workflows](/build/understand-workflows/create-and-run-workflows.md)
* [Save and publish workflows](/build/understand-workflows/save-and-publish-workflows.md)
* [Create and edit credentials](/build/understand-workflows/create-and-edit-credentials.md)
* [Use Gateway credits](/build/understand-workflows/use-gateway-credits.md)
* [Understand executions](/build/understand-workflows/understand-executions.md)