📊
🧱
Create a Class Diagram
Diagram classes and their relationships for software design.
Регистрация не требуется
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.
Как это работает
1
Ввод
Enter your data into the tool above. Everything stays local to your browser.
2
Обработка
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Скачать
Get your result instantly. Nothing is stored after you leave the page — complete privacy.
Почему наш?
✓Полностью бесплатно — никаких скрытых затрат, никогда
✓Не нужен аккаунт, email или регистрация
✓Файлы никогда не покидают ваше устройство
✓Никаких ограничений по размеру файлов
✓Без водяных знаков на любых результатах