Diagram Designer

[Mel]

Simple vector graphics editor for creating flowcharts, diagrams and
slide
shows.

Features
========
* Customizable template object palette.
* Spellchecker (see below about dictionaries).
* Import/export WMF, EMF, BMP, JPEG, PNG, MNG, ICO, GIF and PCX images.
* Slide show viewer.
* Simple graph plotter to plot mathematical expressions.
* Advanced "pocket" calculator with equation solver.
* MeeSoft Image Analyzer integration for bitmap image editing and
extended file format support.
* Uses compressed file format for minimizing drawing file size.

http://meesoft.logicnet.dk/DiagramDesigner/

 

[Joe]

Simple vector graphics editor for creating flowcharts, diagrams and
slide
shows.

Features
========
* Customizable template object palette.
* Spellchecker (see below about dictionaries).
* Import/export WMF, EMF, BMP, JPEG, PNG, MNG, ICO, GIF and PCX images.
* Slide show viewer.
* Simple graph plotter to plot mathematical expressions.
* Advanced "pocket" calculator with equation solver.
* MeeSoft Image Analyzer integration for bitmap image editing and
extended file format support.
* Uses compressed file format for minimizing drawing file size.

http://meesoft.logicnet.dk/DiagramDesigner/

there is a really good one on the pricelessware site. I forget the name of
it, it is called simply draw or pure draw or drawing program, some such
name, it is very good and very simple...