1.) Microsoft Data Platform Site – news and updated releases of their most recent data products

2.) ADO.NET Team blog - With so many new technologies and approaches this seems to be the source of the news with respect to data.   Development 

3.) Excel generation on server (CodePlex)

4.) James Newton-King Json.NET - The Json.NET library makes working with JavaScript and JSON formatted data in .NET simple. Quickly read and write JSON using the JsonReader and JsonWriter or serialize your .NET objects with a single method call using the JsonSerializer.

5.) LinqToSQL A Detailed Review by Jesse Libery

6.) JQuery – 10 Tips for Better Code – check out also Best JQuery Tutorials here   Collaboration

7.) EtherPad – web based word processor that allows people to work together

8.) Microsoft SharedView - Connect with up to 15 people in different locations and get your point across by showing them what's on your screen. Share, review, and update documents with multiple people in real time.A Windows Live ID (Passport, Hotmail, or MSN) is required to start sessions, but not to join sessions. New in version 1.0: we have added a web based join experience to make SharedView even easier.   Operating Systems  

9.)  Windows 7 Edition Comparison Chart 

10.)  Windows XP to Windows 7 Upgrade   Tools

11.)  ImgBurn – DVD Burner utility (Free)

12.) WinDirStat:Windows Directory Statistics (Free)   Fun

13.)  Mondays – fun (sometimes crude) podcast with Carl Franklin(DotNetRocks), Karen Greenwald, Mark Miller(CodeRush) and Richard Campbell(RunAs Radio)