Liam ERD is an open-source tool that instantly generates beautiful, interactive ER diagrams from your database. Whether youโre working on public or private repositories, Liam ERD helps you visualize complex schemas with ease.
Azimutt - Next-Gen ERD to Design, Explore and Document real world databases (big and messy ones ^^)
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.
drawDB - Free, simple, and intuitive online database design tool and SQL generator.
HeidiSQL - HeidiSQL is a powerful and easy client for MySQL, MariaDB, Microsoft SQL Server and PostgreSQL. Open source and entirely free to use.
DrawSQL - Easy database diagrams. Create, visualize and collaborate on your database entity relationship diagrams.
dbForge Studio for PostgreSQL - dbForge Studio for PostgreSQL is a universal GUI tool for PostgreSQL databases development and management with options to create and execute queries in the IDE.