Microsoft is ending support for the following:

SQL Server 2008/R2 - July 19, 2019

Windows 7 - January 14, 2020
Exchange Server 2010 - January 14, 2020
Windows Server 2008/R2 - January 14, 2020

Microsoft Office 2010 - October 13, 2020
Sharepoint Server - October 2020

End of Support