📊
🧱
Create a Class Diagram
Diagram classes and their relationships for software design.
Níl gá le logáil isteach
Preview
Start typing to see your diagram…
💡 Write diagrams in Mermaid syntax — flowcharts, sequence diagrams, Gantt charts, class diagrams, and more — and export as SVG or PNG. Rendering happens entirely in your browser; nothing is uploaded.
class diagrams tips
🧱
Define classes with fields and methods, then use "<|--" to show inheritance.
📐
Keep design docs in version control by storing the diagram as text.
🖼️
Export SVG for documentation that scales cleanly at any zoom.
🔒
Your architecture stays private — rendered locally.
Conas a Oibríonn sé
1
Cuir isteach
Enter your data into the tool above. Everything stays local to your browser.
2
Próiseas
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Íosluchtaigh
Get your result instantly. Nothing is stored after you leave the page — complete privacy.
Cén fáth ár gceann a úsáid?
✓Go hiomlán saor in aisce - gan aon chostais i bhfolach, riamh
✓Níl cuntas, ríomhphost ná logáil isteach ag teastáil
✓Ní fhágann comhaid do ghléas riamh
✓Níl aon teorainn le méid comhaid ar bith
✓Gan comhartha uisce ar aon aschur