Open source editor for instant database diagrams from a single query, quick schema visualization, AI-powered DDL export, and SQL/image sharing in 15 seconds.
Offline desktop ERD tool for software engineers. Reverse engineers PostgreSQL, Supabase, MySQL, MariaDB, SQL Server and SQLite, stores every diagram as plain JSON you can commit to Git, and turns schema edits into a migration SQL diff you approve before it runs. One-time purchase.
Lucidchart
Schema3D is a free, interactive database visualization tool that transforms your database schema into a beautiful 3D representation. Whether you're a developer, database administrator, or data architect, Schema3D helps you explore tables, views, and foreign key relationships...
DrawSQL
