3D CAD Tutorials is a tutorials site that features resources on these applications.
AutoCAD
Autodesk more…
CATIA
DesignCAD
Form Z
IntelliCAD
Inventor
IronCAD
Key Creator
MicroStation
NX (I-DEAS)
PowerCAD
Pro/ENGINEER
Rhino3D
Solid Edge
SolidWorks
Thinkdesign
TurboCAD
Unigraphics
VectorWorks
VX CAD/CAM