Dia is a desktop-based freeware open source diagramming tool, which has been released under a GPL licence. It functions on Windows 7, Vista, XP, Linux and Mac OS X operating systems.
- Tools Menu – This software includes a tools menu which allows users to access all of the common tools required to create a flowchart.
- Diagramming- Dia is not just designed for flowchart creation, it is also useful for the creation of network diagrams, UML charts, simple circuits, etc.
- Multiple pages – This application can create diagrams that are spread over a number of pages.
- Export – These diagrams and flowcharts can be exported in a number of formats, including EPS, SVG, CGM and PNG.
Dia is freeware and can be downloaded here. It is available under the GNU General Public License.
While this software is quite simple and a little bit basic, it does provide the main features that are required to generate useful flowcharts.