ActiveDwg.com
Link to ActiveDwg.com.

74mph
Home of the 'Hurricane' productivity add-on.
Arban & Carosi
Premiere architectural precast manufacturer for the U.S. mid-Atlantic region.
AutoCAD Answers, by Joe Biddy
BTN
Better Than Nothing AutoLISP.
CADalog
AutoCAD shareware, lisp routines, discussion forums, parts library and more!
CADinfo.net
CAD-related news and information.
Cadopolis.com
Work better, quicker, smarter. We provide people with the products, service, and solutions for all your AutoCAD needs.
CAD Panel
for cad professionals.
CADProgrammers.net
CAD customization forum.
Click4Links
Extensive links for the technical community.
The Drafting Shop
Ireland-based CAD drafting service.
DwgToPDF
Your best source for AutoCAD DWG /DXF to PDF Converters. Easily distribute and convert your AutoCAD Drawings into a portable documents.
HatchPatterns
AutoCAD Hatch Patterns.
HyperPics
AutoCAD training and customization resources.
IntelCAD
DWG recovery service. Developer of software for massive DWG processing and DWF/DWG conversion.
ManuSoft
Productivity add-ons for AutoCAD and an extensive list of undocumented features ('AutoCAD Exposed').
MB Design
Resources and Information for professional designers.
Microsol Resources
Northeastern USA Autodesk sales and support.
OnLine Structural Services
Structural and miscellaneous steel detailing services.
Open Directory Project CAD Pages
A comprehensive web directory.
ProjectDox
ProjectDox software enables team members to use a Web browser to access a centralized, online site to find latest documentation and changes. This software creates an online web site for secure file sharing, change notification, threaded issues discussion, history tracking and markup collaboration.
TenLinks VBA Page
TopTen VBA for AutoCAD resources by TenLinks.
TenLinks AutoCAD Page
TopTen AutoCAD resources by TenLinks.
Wentworth ATC
New England's Largest Authorized Training Center for instructor-lead training located in Boston Massachusetts, USA.
xarch AutoCAD
Reini Urban's comprehensive AutoLISP resources, etc.

Aukland (NZ) AutoCAD Users Group
Bellingham(WA) AutoCAD Users Group
Eastern Virginia AutoCAD Users Group
Greater Chicago AutoCAD Users Group
North Jersey Autodesk Users Group
Northern California AutoCAD Users Group
Professional AutoCAD Users Group(Denver, Colorado)
Sacramento AutoCAD Users Group
San Francisco AutoCAD Users Group
South Plains(TX) AutoCAD Users Group
Tampa Bay AutoCAD Users Group
Vancouver AutoCAD Users Society

AcadPlus
French/English dual language site with freeware, AutoLISP and VBA original code.
PowerClic
French/English dual language site offering the 'PowerClic' productivity add-on.
CadGuruCool
India's premiere CAD portal. English.
CAD.pl
Polish language site.
CadFancy
Dutch language site with an English-language drawing management utility.