Does Microsoft still support SharePoint 2013 ?
Mainstream Support ended on 10.04.2018. The extended Support for SP1 will end on 11.04.2023. See the Microsoft Prduct Lifecycle page for more info
The mainstream support end date of SharePoint 2013 SP1 is 4/10/2018 and the Extended Support End Date is 4/11/2023.
The detailed guideline of policy is here:https://docs.microsoft.com/en-us/SharePoint/product-servicing-policy/updated-product-servicing-policy-for-sharepoint-2013?redirectedfrom=MSDN
You can always check the life cycle here:https://support.microsoft.com/en-us/lifecycle/search?alpha=SharePoint%20Server%202013