ER Diagram Maker
Create Entity-Relationship diagrams with entities, attributes, and relationships
Actions
Diagram
2 entities, 1 relationshipsDrag entities to reposition. Click to select and edit.
Features
Entities
- Add unlimited entities
- Custom entity names
- Color customization
- Drag to reposition
Attributes
- Multiple data types
- Primary key markers
- Foreign key markers
- Add/remove attributes
Relationships
- Connect any entities
- Cardinality notation
- Custom labels
- Export to PNG