> For the complete documentation index, see [llms.txt](https://docs.lightact.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lightact.com/node-reference/layout-nodes/lifeline-and-actions-node-category.md).

# Lifeline and actions node category

In Lifeline and actions node category we have the following subcategories and nodes.

* [Tick](/node-reference/layout-nodes/lifeline-and-actions-node-category/tick-node.md)
* coming soon...