Draw · Save · Teach
Online E-R diagrams, beautiful and educational.
ER Designer is a web whiteboard to create Entity-Relationship diagrams instantly. Perfect for students, teachers and anyone who needs to design databases clearly.
Saving
DB auto-save
Teaching
Roles & Classes
Access
Local / Google / GitHub
Latest projects
Cloud saving
Whiteboard (Preview)
Everything you need to work well
A simple editor to use, with features designed for education and real projects.
Intuitive editor
Entities, relationships, attributes, ISA and cardinality links: everything on the whiteboard, frictionless.
Undo / Redo
Experiment freely: you can undo and redo changes with keyboard shortcuts.
Auto-save
In project editor, saving is automatic on the server after each change.
Flexible access
Local account or login with Google/GitHub. You can also try the whiteboard as a guest.
Preview
Designed so you don't waste time: the space is dedicated to the diagram and properties.
Whiteboard
Open the anonymous whiteboard: /board
Open whiteboard
Projects
Manage and save projects (login required)
Login
Try it for free, then choose your plan
The trial is configurable; when it expires you can choose between User / Teacher / Organization.
User
For personal projects
Completely free
- Projects saved on the server
- Full editor
- Auto-save
Teacher
For teaching
- Class management
- Student work
- Teacher role
Organization
For schools and teams
- Custom durations
- User management
- Payments integration (roadmap)
Ready to start?
Log in to create and save your first project.