# Auto-layout (dagre)

**Category:** Layout  
**Live demo:** https://xenolithengine.github.io/xenolith-graph/examples/auto-layout/  
**Frameworks shipped:** vanilla, react

## Description

A messy 14-node DAG snaps into a clean layered layout. Toggle LR/TB; Cmd+Z restores the mess in a single undo step.

## Source files

  - [vanilla] vanilla/auto-layout.ts
  - [vanilla] shared/auto-layout.ts
  - [react] demos/AutoLayoutDemo.tsx
  - [react] shared/auto-layout.ts

## How to use this example

Open the live demo at https://xenolithengine.github.io/xenolith-graph/examples/auto-layout/ to interact with it in the browser. The same source files are
reproduced verbatim in the page so you can copy-paste into your own project. Every example is
self-contained — pick one, copy the files, install `@xenolithengine/graph-editor` + the relevant framework
adapter, and it runs.

## See also

- Full project docs: https://xenolithengine.github.io/xenolith-graph/llms.txt
- All examples (raw): https://xenolithengine.github.io/xenolith-graph/api/graphs.jsonl
- MCP tool catalog: https://xenolithengine.github.io/xenolith-graph/api/mcp-tools.json
- Repository: https://github.com/XenolithEngine/xenolith-graph