ER diagram tool for PostgreSQL, MySQL, MariaDB, SQLite, schema designs for MongoDB and GraphQL. Draw ER diagrams and generate SQL or schema creation scripts. Visualize existing structures or generate interactive HTML reports.
SAP PowerDesigner - SAP PowerDesigner: Enterprise Architecture tools for digital transformation success
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pgModeler - Open source data modeling tool designed for PostgreSQL. No more DDL commands written by hand. Let pgModeler do the job for you!
ERBuilder Data Modeler - A database modeler can make a developer’s job a lot simpler, as it allows you to design everything visually, which also means less experienced users should also have an easier time, ER/Builder is a data modeler aimed at both novices and experts
Toad Data Modeler - Toad Data Modeler product page. Easy-to-use, multi-platform database modeling