Apps similar to SQL Developer Data Modeler include Dia, which is free and open source. Other options are MySQL Workbench, Navicat, SAP PowerDesigner and Qonqur. You can choose from more than 10 Database Management Tools like SQL Developer Data Modeler for Windows, Linux, Mac, the web and iPhone.
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.
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DbDesigner is a web application which allows you to design your database schema without writing SQL.
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