Mermaid Live Editor

A free, offline, multi-language app for creating flowcharts, diagrams and charts
Mermaid Editor turns simple text into professional diagrams — right on your phone.

Type Mermaid syntax in a fast, syntax-highlighted editor and watch your diagram render live. Pinch to zoom, drag to pan, then export a crisp PNG or scalable SVG in one tap.

Features:

1. 12 diagram types: flowcharts, sequence, class, state, ER, Gantt, pie, mindmap, user journey, git graph, timeline and quadrant charts.
2. Ready-made templates to start in seconds.
3. Live preview with smooth zoom and pan.
4. Multiple diagram themes plus custom colors.
5. Save your diagrams and reopen them anytime.
6. Clean light & dark interface, fully offline.

Great for those who think in diagrams.