|Products Released||Lifecycle Start Date||Mainstream Support End Date||Extended Support End Date||Service Pack Support End Date||Notes|
|Microsoft .NET Framework 1.0||4/15/2002||Not Applicable||Not Applicable||3/19/2003||Support for the .NET Framework components does not imply that support for the hosting Windows operating system is available. Search this site to find the support timelines for your particular Windows operating system.|
|Microsoft .NET Framework 1.0 Service Pack 1||3/19/2002||Not Applicable||Not Applicable||8/7/2003|
|Microsoft .NET Framework 1.0 Service Pack 2||8/7/2002||Not Applicable||Not Applicable||7/21/2005|
|Microsoft .NET Framework 1.0 Service Pack 3||9/9/2004||7/10/2007||7/14/2009|| |
Support ends 12 months after the next service pack releases or at the end of the product's lifecycle, whichever comes first. For more information, please see the service pack policy.