The boostsolutions End-User Viewer Tool is a free tool that displays the total number of end-users in a SharePoint Site Collection or Farm and gives the administratorthe ability to delete invalid/inactive user accounts.
SharePoint Column/View Permission provides further protection on list columns and views than the SharePoint permission system does. Using it, you can safeguard the confidential column contents from access and edition by unauthorized users.
You can now check in a whole group of documents all at once. Possibility is also given to upload & simultaneously check in multiple documents, even to edit the values of the columns as documents are checked in.