pgAdmin

https://www.pgadmin.org/

pgAdmin is the leading Open Source graphical management tool for PostgreSQL. Its ERD tool provides a graphical representation of database tables, columns, and inter-relationships. You can use the ERD tool to design a new schema and generate the SQL required to create it or to reverse engineer and diagram an existing database schema.

Supported databases:

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You can find pgAdmin in these categories:

pgAdmin in GUI tools

https://www.pgadmin.org/

pgAdmin is the leading Open Source graphical management tool for PostgreSQL. Its ERD tool provides a graphical representation of database tables, columns, and inter-relationships. You can use the ERD tool to design a new schema and generate the SQL required to create it or to reverse engineer and diagram an existing database schema.