Free database modeling tool?

Looking for a free database modeling tool? There are many of them on the market and Moon Modeler belongs among them as well.
The free database modeling tool can be used for visual definition of smaller database structures for both relational database systems, e.g. MariaDB, noSQL databases, e.g. MongoDB or object-document mappers like Mongoose.

Moon modeler can be installed as a trial version that automatically switches to freeware mode after trial version expires.

Example of a sample MariaDB database structure:

Free database modeling tool

Trial version

All key features are enabled in trial version and you can try fully functional software for 14 days. Then the software expires and the following modal form is displayed:

Database modeling tool and freeware mode switch

As you can see, you can purchase commercial version by clicking the Buy Now button and following instructions, activate already purchased product or continue with the freeware version of the database modeling tool.

Click Continue with freeware to enable the freeware mode.

Limitations of the free database modeling tool

In freeware mode you can create smaller projects with 10 objects at maximum. You can add more object to your project, but saving the project will not be allowed.
Note: Freeware mode can also be used as a viewer for existing projects.

When you add more than 10 objects to a project or try to save larger project (opened from file system, for example), the following notification appears in the software:

Freeware mode and notifications

#free database modeling tool

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