Dia is an open-source diagram editor designed for creating structured diagrams such as flowcharts, UML models, network architecture maps, database schemas, and more. Inspired by Microsoft Visio, it provides an intuitive interface with a wide range of predefined shapes and supports exporting to multiple file formats.

Features of Dia:

• Supports flowcharts, UML, ER diagrams, network and circuit designs.
• Includes various shape libraries with customizable elements.
• Exports to formats like PNG, SVG, PDF, and EPS.
• Lightweight and cross-platform, with a simple graphical interface.

To check the Dia version, run $ dia --version

Disclaimer: Dia is an open-source project licensed under the GNU General Public License (GPL). It is developed and maintained by the open-source community and is not affiliated with, endorsed by, or sponsored by any specific company. Dia is provided "as is," without any warranty.