The official Windows 7 site at Microsoft.

Offers help for developers in writing applications using Microsoft products and technologies.

Offers information about Windows products and technologies.

Contains reviews, tips, tricks, and downloads. Publication has ceased, but old articles are still online, accessible via search function. [TechWeb]

A Free Software Foundation campaign criticizing various aspects of Windows 7 such as the DRM restrictions and the authenticity verification which inspects the contents of users' hard drives.

In-depth Windows news and information and information on Microsoft beta programs.

Offers Windows configuration utilities for various Windows products.

Tools and code for network administration. Includes bug listings and fixes, hardware, operating system information, and remote control help.

Provides technical resources and support for tweaking, managing and securing the Windows operating system using the registry, scripting and security.

A blog about Windows 64 bit Operating Systems that features the latest news and information to make your transition to 64 bit computing easier.