GIS Explorer
GISWiki - Das freie Portal für Geoinformatik (GIS)
GIS Explorer is a user friendly freeware Geographic Information System from BMT Cordah. It supports many spatial data formats (Oracle Spatial, DGN V7, ESRI Shape, ASCII NXYZ, GeoTIFF). Besides just opening and viewing files, the viewer supports an extensive list of features including layer properties control, spatial querying, map measurements, raster, Flash and PDF export and much more.
http://gis.bmtcordah.pl/images/stories/screenshots/mainscreenshot.png