Can all versions of Sharepoint be automated using Automation Studio?
Are you looking for Automating SharePoint 365?
The SharePoint 2010 version can be automated using the out-of-box activity. While you can use the Web Mode of the Application activity of Automation Studio to automate operations of the browser-based SharePoint site of any version.
Refer Knowledge Base for Automating SharePoint 2010 - SharePointActivities
For automating SharePoint 365, via out of the box activity, refer the below link
This answer helpful for AssistEdge Enterprise and community users.
yes I am trying to automate SharePoint 365