完全免费

For doing homework, self-learning, and all sorts of personal uses. For Free!

• Create unlimited number of diagrams and shapes
• No ads

简单、迅速

Create professional database design with our web-based ERD 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

All-in-One Diagram Tool

A full-fledged diagramming software that features UML, ERD, Organization Chart, Floor Plan, Business Concept and ITIL tools. You may upgrade to a paid edition for diagrams like Flowchart, BPMN, ArchiMate, Mdin Map, PERT, DFD, SWOT, etc.