Excaliframe
Lightweight diagramming for Confluence and the web
Create Excalidraw sketches, Mermaid flowcharts, and more — directly in Confluence pages or the browser playground. Free, open source, and your data never leaves your control.
Why Excaliframe?
Multiple Diagram Types
Excalidraw for hand-drawn sketches, Mermaid for code-to-diagram flowcharts — pick the right tool for the job.
Your Data, Your Control
Diagrams are stored in Confluence or your browser. No external servers, no data leaving your organization.
Free & Open Source
Completely free to use. Open source under MIT license. Contribute or customize as needed.
See It In Action
Insert a Diagram
Choose Excalidraw or Mermaid and start diagramming in seconds
Native Editors
Full-featured editors for each diagram type, right in your browser
Clean Rendering
Diagrams render beautifully inline with your content
Ready to Get Started?
Install in Confluence or try the playground — no setup required.