D2
6.6#36 in diagramming toolsWebAPILinuxmacOS
VisitD2 vs SmartDraw
What both publish
| Fact | D2 | SmartDraw |
|---|---|---|
| Diagram types | software architecture diagrams; UML class diagrams; sequence diagrams | Templates and tools cover flowcharts, organizational charts, network diagrams, UML, ERD, timelines, mind maps, Gantt charts, cause-and-effect diagrams and technical drawings. |
| Free plan | Yes | No |
| Integrations | Official integrations include extensions for VSCode, Vim, and Obsidian; the extensions page also lists community plugins and tools. | Integrations include Microsoft 365, Google Workspace, Teams, Confluence, Jira, Trello, SharePoint, OneDrive, Google Drive, Dropbox, Box, AWS, Azure, GitHub, Entra ID, ChatGPT and Claude. |
D2 plans
No prices published.
SmartDraw plans
- Individual$9.95 a month
- Team$8.95 a month
- EnterprisePriced on request
Pick D2 if…
You want what its maker publishes above — check its page for the details.
Pick SmartDraw if…
SmartDraw suits building and facility managers, construction and public safety professionals, investigators, and estimators needing specialized plans. It also fits IT, HR, software, and product teams creating collaborative diagrams and documentation.