draw.io (diagrams.net)
Free, open-source diagramming tool
⭐ 4.5/5 (8000 reviews)
About draw.io (diagrams.net)
draw.io is a free, open-source diagramming tool that works in the browser or as a desktop app. Create flowcharts, network diagrams, UML, and more with no account required.
Key Features
- Flowcharts
- Network diagrams
- UML
- Cloud storage integration
- Desktop app
- No account needed
- Shape libraries
✅ Pros
- Completely free
- No account required
- Cloud storage integration
- Full-featured
❌ Cons
- Interface not as polished
- No real-time collaboration
- Performance with large diagrams
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