ASP.NET Tools

• SubText
  Subtext is a personal blog publishing platform that focuses on usability, elegance, and simplicity. If you’ve ever caught yourself throwing your hands in the air and declaring that you’re going to write your own blogging engine, then Subtext is for you.

• ASP.NET AJAX (formerly "Atlas") - |
  A client- and server-side framework providing components and infrastructure that allow the creation of highly interactive web applications while hiding the complexities of Ajax and JavaScript portability
  
• Anthem.NET - |
  Provides web form controls with Ajax built right into them; no client-side JavaScript required
  
• Microsoft Anti-Cross Site Scripting Library - |
  Library of functions used for encoding user input to guard against cross-site scripting attacks