Extension:WhosOnline

The WhosOnline extension adds a special page - Special:WhosOnline - for viewing the list of users currently viewing a page on the wiki.

Usage
Users who login after the extension is installed can be seen at. Refresh the page if it is blank. As of version 1.3.1 it is possible to include the contents of the special page into a page:. If you use  it will only show 10 users and will have the navigation controls.