AutoCad Downloads
AutoCad Programs

Add on Tools for AutoCAD R14 to 2002
AutoBasiC programs formally known as Cadutils

Miscellaneous Cad Downloads
Some interesting programs I have found on the net

StruCad Downloads
StruCad Macros & other interesting stuff

BricsCAD Downloads
BricsCAD programs

nanoCAD Downloads
nanoCAD programs

Microsoft .NET Framework Downloads
Microsoft .Net downloads and tools