ERDHubDatabase Diagram Editor

Design, visualize, and collaborate on database schemas with a powerful DSL editor and live ERD canvas.

DSL-First Design

Define your schema in a clean, readable DSL. Tables, columns, relationships, enums, indexes — all in code.

DSL Reference

See your schema rendered as an interactive diagram in real time. Drag tables, auto-layout, zoom, and export.

Editor Overview

Export production-ready DDL for PostgreSQL, MySQL, SQL Server, and SQLite with dialect-specific handling.

SQL Dialects

Edit diagrams together with live cursors, presence indicators, and CRDT-powered conflict-free syncing.

Learn More

Create projects, share with public/password/private links, invite collaborators as editors or viewers.

Managing Projects

Organize projects in team workspaces with role-based access control and seat-based billing.

Workspaces

Import existing SQL schemas or export your diagrams as PNG, SVG, or production-ready SQL scripts.

Import & Export

Auto-saved snapshots with 90-day retention. Label, restore, or fork from any version.

Version History

Free forever for personal use. Upgrade to Pro for advanced features or Team for workspace collaboration.

Plans & Pricing