Whether you’re a solo developer, a DBA, or working with a team, Luna Modeler helps you create clear ER diagrams, manage data models, and generate SQL scripts effortlessly.
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It’s perfect for developers, data engineers, architects, and educators who work with MySQL and need an easy-to-use visual tool to manage database structures and data models.
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Frequently Asked Questions on ER Diagram tool for MySQL
A visual ERD creator like Luna Modeler allows you to easily design database diagrams using an intuitive interface. Luna Modeler isn’t just a drawing application – it works with object dependencies and supports SQL script generation.
Absolutely. Luna Modeler lets you export complex SQL scripts that are specific to MySQL.
Yes. Luna Modeler can connect to your MySQL database and generate an ER diagram from existing schema. You can visualize locally running, on-premises and cloud databases.
Luna Modeler is a desktop application and it’s available for Windows, macOS, and Linux. Database connections and data models are not stored in the cloud. Everything you create stays with you.
Luna Modeler allows you to update the model and, for some database platforms, also generate an SQL script for the differences found. Both Model Update and Synchronization Script Generation are available for MySQL.
Yes. Luna Modeler can compare your data model with the database and display the differences. You can generate a report in various styles easily.
Key features of Luna Modeler
ER Diagram Tool for MySQL

Draw ER diagrams for
MySQL databases
Define MySQL database objects like tables, keys, indexes and relationships graphically. Manage your database structures in projects, export diagram to PDF and generate SQL code for your projects.
Easy database modeling with our ER diagram tool
Create data models quickly and conveniently. Luna Modeler is a tool that focuses on simplicity, clarity, and a pleasant user interface. At the same time, it provides advanced features and supports various MySQL database specifics.


Visualize existing structures
Connect to an existing MySQL or MariaDB database platform, reverse engineer and visualize existing database structures.
Secure SSH/SSL/TLS connections to MySQL databases are supported in the Professional Edition.
Generate SQL scripts using the ER diagram tool
When your ERD for MySQL is finished, click a button on the main toolbar and immediately see SQL code preview.
You can also write templates and generate custom output from your diagrams!


Generate documentation or export diagrams to images or PDF
- Generate interactive HTML reports with ER diagrams
- Compare your project with the database and generate a report with a list of detected differences
- Export your ER diagram to images or a multi-page PDF
Compare & Synchronize your database diagrams
Connect to your MySQL database, run a comparison and either update your project or generate a synchronization SQL script!
Read more about updating MySQL projects
See how to generate sync SQL scripts

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Luna Modeler
Luna Modeler is available for Windows, Linux and MacOS.
Trial version expires 14 days after installation.