Windows 2008 Server & Windows 2003

• Paul Thurrott's Supersite for Windows
• The System Center Connector
• Windows Networking: articles & tutorials
• Windows Server 2008 Homepage

• Microsoft: W2003
• The System Center Connector (blog)
• Paul Thurrot's SuperSite for Windows
• Visual Win
• Windows Server 2003 tutorial website

Windows 7

• "Official"
• Engineering Windows 7 blog
• Talking about Windows
• Windows Team Blog
• Tips & Tricks
• Step-by-Step: Windows 7 Upgrade and Migration
• Windows 7 Online Training (Channel 9)
• Support
• Technet: Windows 7 springboard series
• Technet: Windows 7 forum
• Windows7Update
• WinSupersite FAQ
• Unofficial - news, tips and info
• Engadget
• Gizmodo
• Microsoft Watch
• Neowin
• SevenBits.nl
• Windows7.cc
• Windows 7 news
• Windows Vienna
• WinFuture.de
• Tools
• Application Compatibility Toolkit (software compatibility check)
• Microsoft Assessment and Planning toolkit (hardware driver check)
• VistaBoot: dual boot

Microsoft Azure - the cloud as OS

• Microsoft
• Azure Services platform
• Unofficial
• Techtictles