> 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/node-reference/layout-nodes/lifeline-and-actions-node-category.md).

# Lifeline and actions

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

* [Tick](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/on-layer-tick.md)
* [On Begin](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/on-layer-begin.md)
* [On End](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/on-layer-end.md)
* [Sequence](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/fork.md)
* [On shutdown](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/on-shutdown.md)
* [Key up/down](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/key-down.md)
* [Switch case](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/switch-case.md)
* [Run once](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/run-once.md)
* [Run every](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/run-every.md)
* [Delayed tick](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/delayed-tick.md)
* [Cycle](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/cycle.md)
* [For loop](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/for-loop.md)
* [Foreach](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/foreach.md)
* [Run on marker](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/run-on-marker.md)
* [Go to marker](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/go-to-marker.md)
* [Go to section](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/go-to-section.md)
* [Go to landmark](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/go-to-landmark.md)
* [Set layer state](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/set-layer-state.md) (Deprecated)
* [Get device status](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/get-device-status.md) (Deprecated)
* [Set device status](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/set-device-status.md)
* [Get timeline state](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/get-timeline-state.md) (Deprecated)
* [Set timeline time](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/set-timeline-time.md) (Deprecated)
* [Timeline time](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/get-timeline-time.md) (Deprecated)
* [Set timeline state](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/set-timeline-state.md) (Deprecated)
* [Timeline play](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/set-timeline-play.md) (Deprecated)
* [Color to texture](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/color-to-texture.md)
* [On project loaded](/node-reference/node-reference/layout-nodes/lifeline-and-actions-node-category/on-project-loaded.md)