Visual Flowchart Builder
Create flowcharts by dragging and connecting shapes — rectangles, diamonds, circles, and more. Auto-layout arranges your diagram. Import or export as Mermaid code. No account needed.
Build a FlowchartNo UploadFiles stay on your device
No SignupNo account required
Runs in BrowserWorks offline too
Free ForeverNo limits, no watermarks
What you get
- ✓Drag-and-drop shape placement
- ✓6 shape types (rectangle, diamond, circle, etc.)
- ✓Automatic layout with Dagre
- ✓4 flow directions (top-down, left-right, etc.)
- ✓Undo/redo with 50-step history
- ✓Import and export Mermaid code
Frequently asked questions
Can I import existing Mermaid code?
Yes. Paste Mermaid flowchart code and it will be rendered as a visual diagram that you can edit with drag-and-drop.
Free · No account · No upload · Works offline