draw.io
Free, open-source diagramming tool for flowcharts, network diagrams, and more
⭐ 4.3/5Free Tier AvailableOpen SourceFounded 2013
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About draw.io
draw.io (now diagrams.net) is a free, open-source diagramming tool that works both online and offline. It offers a wide range of diagram types including flowcharts, network diagrams, UML, entity relationship diagrams, and more. It can be self-hosted and integrates with various platforms.
draw.io Interface Preview
Pricing at a Glance
| Free Tier | Lowest Paid | Enterprise |
|---|---|---|
| Completely free | Free | Free (self-hosted option) |
Key Features
✓Flowcharts
✓Network diagrams
✓UML diagrams
✓Entity relationship
✓Wireframes
✓Offline mode
✓Self-hosting
✓Google Drive integration
✓GitHub integration
✓Confluence integration
Use Cases
- • Diagramming + Design workflow optimization
- • draw.io onboarding for new teams
- • Reducing manual tasks with draw.io automations
Popular Integrations
SlackGoogle WorkspaceZapierHubSpot
Pros & Cons
👍 Pros
- ✓Completely free
- ✓Open source
- ✓Self-hostable
- ✓Wide range of diagram types
👎 Cons
- ✗Less polished UI
- ✗No real-time collaboration in free version
- ✗Fewer templates
- ✗Steeper learning curve
User Reviews & Testimonials
“We switched in under a week and cut software spend materially while keeping the same workflow quality.”
“The comparison + pricing context made this an easy decision. Great shortlist quality.”
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