Dynamics AX
Microsoft product page
System requirements
Microsoft PartnerSource
Microsoft CustomerSource
Dynamics AX User Group
Axaptapedia
Microsoft Dynamics AX Developer Center

Dynamics AX Blogs
Dave's Dynamics AX Blog
Microsoft X++ Blog
Dynamics AX Add-ons Blog
http://dynamics-ax.blogspot.com
http://www.dynamicsaxblog.com
http://daxguy.blogspot.com
Aku's AX Blog
http://axaptafreak.blogspot.com

Newsgroups
Microsoft Business Solutions
Dynamics AX Yahoo Group

Various
www.OurDynamics.com
MSDynamics.de
msdynamicsworld.com
mibuso.com
DynamicsNation
MicrosoftDynamicsAddons.com