Dia Diagram Editor is free Open Source drawing software for Windows, Mac OS X and Linux. Dia supports more than 30 different diagram types like flowcharts, network diagrams, database models. More than a thousand readymade objects help to draw professional diagrams. Dia can read and write a number of different raster and vector image formats. Software developers and database specialists can use Dia as a CASE tool to generate code skeletons from their drawings. Dia can be scripted and extended using Python.

Features

  • Draw structured diagrams (flowcharts, network layouts, etc)
  • Easy to use (Recommended in 89% of the user ratings)
  • More than 1000 predefined objects and symbols
  • Supports Windows, Mac OS X and Linux
  • Many im- and export formats
  • Scriptable via Python

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