DraftSight screenshots

Create, edit, view, and mark up any kind of 2D drawing and DWG file
Main window
DraftSight 2012.3 : Main window

Alternative downloads

Bentley OpenPlant Modeler V8i (SELECTseries 5)
OpenPlant Modeler V8i is a powerful 3D CAD plant modeling program.
Autodesk Alias Design 2014
You can develop 3D product designs from concept to final surfaces.
OnlineMaps for DraftSight
Browse and insert maps into drawings.