KOffice 1.4 includes Kivio
, a Visio-style flowcharting application.
Kivio is a flowcharting and diagramming application for the KOffice application suite, and has an userinterface that is similar to Visio®. It is fully integrated into KOffice and can for example be embedded into KWord.
* Scriptable stencils using Python.
* Support for Dia stencils.
* Plugin framework for adding more functionality.
I hope that helps,