ManageEngine ADManager Plus’s Sharepoint Management Tool, a powershell based tool, enables administrators to view the entire SharePoint Environment in a Tree Structure. ADManager Plus’s free Sharepoint Reporting utility provides comprehensive reports on "Web Part" and "File Size" in a Sharepoint environment.
The Web Part Inventory Tool lists all available Web Parts for any selected 'SiteCollection' or 'Site'.
This report provides information on all the Web Parts that are available for any selected Web Page.
This report provides information on all the Web Pages that are linked to a given Web Part for a selected Site or Site Collection.
This report provides information on the sizes of all files in the specified Site or SiteCollection and also lists all the files which are Greater than or Less than a specified size.