Dia Diagram Editor. Most linux distributions contain dia binaries. Dia supports more than 30 different diagram types like flowcharts network diagrams database models.
If you would like to copy dia to your flash usb drive. Once you get started you can use layers and drawing tools to create the images you would like. Dia diagram editor is an open source visual editing application which can be used to draw numerous different kinds of diagrams.
Dia uses a controlled single document interface similar to gimp and inkscape.
It currently has special objects to help draw entity relationship diagrams uml diagrams flowcharts network diagrams and many other diagrams. If you would like to copy dia to your flash usb drive. Dia diagram editor is free open source drawing software for windows mac os x and linux. Learn and flexible enough to allow power users to create highly customized diagrams.