完全免費

Free UML Diagram tool for personal use:

• No limited number of diagrams and shapes
• No limited period of access
• No ad

Draw as many diagrams as you like. Output and share as PNG/JPG/GIF/SVG/PDF.

快速繪製

Create professional UML diagrams with our web-based UML editor. Some of the editing features:

• Drag and drop diagram editor
• Sticky connectors' end points
• Instant replication of shape format
• Keep patterns of shape as template
• Rich set of diagram templates

幫助功能

一系列強大的圖表工具可以幫助您創建令人驚嘆的 UML 圖表：

• 使用對齊指南精確定位形狀
• 在圖表中包含您自己的圖片、URL 和文本
• 全套形狀和線條格式選項
• 可旋轉的形狀
• 分組、對齊和分發工具
• 自動從文本列表中形成形狀