免费在线编辑器

Learn UML and ERD with a free web based diagram editor

• Unlimited no. of diagrams and shapes
• Won't expired
• Produce JPG, PNG and other image formats

简单、迅速

Create stunning diagrams conveniently with our web-based drawing editor. Some of the editing features:

• Drag-to-create shape
• Well attached connectors (no separate apart)
• Draw with your own shapes
• Hundreds of diagram templates

丰富的图表集

创建任何常用图表： UML 2.x 图表、ER 图表、组织结构图、平面图、业务概念图和 ITIL 图表。你还可以升级到付费版，享受 ArchiMate、BPMN、Flowchart、AWS、GCP、PERT 等高级图表。