Often, different data structures have unique sets of symbols and visual elements, which standardize the way diagrams appear. While software engineering and IT professionals primarily use data modeling tools to design databases and other structures, you might also use these programs to represent business workflows, chemical processes and supply chain logistics procedures. Related: What Is Data Modeling? What is data modeling?ĭata modeling represents information visually, using diagrams and other tools. In this article, we explain what data modeling is and list 24 open-source and free data modeling tools. If you create databases, web applications, workflow diagrams or other visual aids, learning about no-cost data modeling tools can help you select the ideal program for your needs. ![]() There are many tools available to help you create data modeling diagrams. Data modeling is a key part of database and software design, allowing designers and programmers to decide how parts of a software program connect with each other.
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