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SPECIFICTION
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ER Designer

ermap.io

Free plan Web
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Spec score 7.6 #18 of 35 in Database Design Tools

Spec sheet

Purpose
ER Designer is a browser-based platform for creating ER diagrams, restructuring database schemas and generating logical schemas.Read 10 Oct 2026 · ermap.io
Intended users
The site describes the tool for teachers, students, independent users and business database design teams.Read 10 Oct 2026 · ermap.io
Support
The help page invites bug reports and improvement suggestions through a feedback form.Read 10 Oct 2026 · ermap.io
Maker
The site identifies Di Menna Riccardo as the software's creator.Read 10 Oct 2026 · ermap.io
Anonymous use
The site says users can open an anonymous whiteboard, but signing in is required to save projects on the server.Read 10 Oct 2026 · ermap.io
Diagram elements
The editor supports entities, attributes, keys, composite and multivalued attributes, relationships and generalizations.Read 10 Oct 2026 · ermap.io
Diagram styles
It offers Classic, Oval and Tabular diagram styles.Read 10 Oct 2026 · ermap.io
Guided restructuring
A wizard highlights issues such as missing keys, multivalued attributes and ISA structures, then proposes step-by-step solutions.Read 10 Oct 2026 · ermap.io
Import and export
Users can import and export diagrams as JSON and export diagrams as PDF or PNG.Read 10 Oct 2026 · ermap.io
Integrations and login
Users can sign in with email and password or through Google or GitHub OAuth.Read 10 Oct 2026 · ermap.io
Logical schema
It can generate tables, primary keys, foreign keys and crow's foot notation from a restructured diagram.Read 10 Oct 2026 · ermap.io
Role activation
Teacher access requires a profile request in account settings that is reviewed by an administrator.Read 10 Oct 2026 · ermap.io
Student workflow
Students can join classes with a code or invitation, access assigned work and submit exercises.Read 10 Oct 2026 · ermap.io
Teaching tools
Teachers can create classes, assign exercises with attachments, monitor submissions and review student projects read-only.Read 10 Oct 2026 · ermap.io

Plans and prices

Student Free Access teacher's classes · Full editor · Exercise submission Read 10 Oct 2026 · ermap.io
Teacher Free Create and manage classes · Assign work with attachments · Monitor submissions and progress Read 10 Oct 2026 · ermap.io
Institute / Department Priced on request Price on request Multiple teachers · Centralized user management · Dedicated onboarding Read 10 Oct 2026 · ermap.io

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