aug 24, 2001 - Windows XP [2001] Perhaps the most familar version of the Microsoft Windows OS in this generation is the Windows XP, codenamed "Whistler". This version was a major advance from the MS-DOS based versions of Windows, giving a significant upgrade in security, stability, and efficiency. It also had a greatly improved GUI.
Added to timeline:
Date:
aug 24, 2001
Now
~ 23 years ago