ASP, or Active Server Page, is a Microsoft-developed programming language for dynamically generated web pages.
First released in 1996, ASP
has been developed and grown until version 3 was released in 2000. Plain 'vanilla' ASP was replaced by ASP.NET in 2002. Instead of the ASP ending
in page endings, you'll now see "ASPX".
Many well known websites, such as MySpace.com and Monster.com use ASP.NET.