AI Diagram Generator
Describe what you need and the AI draws it — flowcharts, UML, ER and sequence diagrams, mind maps, Gantt charts, timelines, system architecture and more. Every diagram is editable, auto-arranged and ready to export.
- 14 diagram types, one editor
- Standard notation — real UML arrows, crow's-foot style ER keys
- Auto layout: no overlapping boxes or tangled lines
- Chat to edit: add, rename, recolour, restructure
- Presentation mode, live share links and embeds
- Export to PNG, SVG, PDF, PowerPoint, Mermaid and draw.io
How it works
- Pick a diagram type — or just describe it
- The AI builds the diagram in seconds
- Edit by hand or by chatting with the AI
- Export, share or present
Try it with
- Class diagram for a hospital management system
- Use case diagram for online exam registration
- ER diagram for a library
- Gantt chart for a 3-month final-year project
Frequently asked questions
Is it free?
Yes. Drawing by hand is always free and every account includes free AI credits. AI Flowchart Pro adds unlimited AI generation and every diagram type.
Which diagrams can the AI make?
Flowcharts, mind maps, sequence diagrams, ER (database) diagrams, UML class, use case, state and activity diagrams, Gantt charts, timelines, swimlanes, system architecture diagrams, org charts and system design posters.
Is the output editable?
Completely. Every shape, label, colour and connection can be changed by hand or by asking the AI, with undo and version history.
Is it good for students?
Yes — it has templates for common exam and project diagrams (ATM, library, hospital, online shopping), and a Project Kit that makes the full diagram set for a final-year report.
Can I export it?
Yes — PNG, SVG, PDF, PowerPoint with an editable slide, Mermaid code and draw.io. You can also share a live link or present it full screen.