Microsoft Windows

9x Family
{| class="wikitable" style="text-align:center" ! Name !! Version !!Codename
 * Windows 95|| 4.0|| Chicago
 * Windows 98|| 4.1|| Memphis
 * Windows ME|| 4.9|| Millennium
 * Windows 98|| 4.1|| Memphis
 * Windows ME|| 4.9|| Millennium
 * Windows ME|| 4.9|| Millennium

Windows NT family
{| class="wikitable" style="text-align:center" ! Name !! Version !!Codename
 * Windows NT 3.1|| 3.1|| NT OS/2
 * Windows NT 3.5|| 3.5|| Daytona
 * Windows NT 3.51|| 3.51|| Daytona
 * Windows NT 4.0|| 4.0|| Cairo
 * Windows 2000|| 5.0|| Memphis NT
 * Windows XP|| 5.1|| Whistler
 * Windows Vista|| 6.0|| Longhorn
 * Windows 7|| 6.1|| Blackcomb, Vienna,"7"
 * Windows 8|| 6.2|| "8"
 * Windows 8.1|| 6.3|| Blue
 * Windows XP|| 5.1|| Whistler
 * Windows Vista|| 6.0|| Longhorn
 * Windows 7|| 6.1|| Blackcomb, Vienna,"7"
 * Windows 8|| 6.2|| "8"
 * Windows 8.1|| 6.3|| Blue
 * Windows 7|| 6.1|| Blackcomb, Vienna,"7"
 * Windows 8|| 6.2|| "8"
 * Windows 8.1|| 6.3|| Blue
 * Windows 8.1|| 6.3|| Blue
 * Windows 8.1|| 6.3|| Blue