DiskBoss is capable of scanning disks, network shares and NAS storage devices and classifying files into a categorized file hierarchy. DiskBoss automatically recognizes more than 2,500 file types and allows one to browse the categorized file hierarchy, perform various file management operations on specific files or file categories and physically reorganize files according to user-defined rules and policies.

The user is provided with the ability to apply second-level file categories and filters to file classification results allowing one to precisely focus on specific files or file groups. In addition, DiskBoss allows one to generate various types of charts and export file classification results into a number of standard formats such as HTML, XML, text and Excel CSV.

DiskBoss provides a number of file classification plugins allowing one to classify files by the category, extension, user name, file size, last access, modification and creation times, etc. In addition, power computer users and IT professionals are provided with the ability to design custom file classification plugins using an open and easy-to-use XML-based format.

The top view of the file classification results dialog shows the file categories and classes sorted by the amount of the used disk space and the bottom view shows the second-level file categories and filters, which may be used to filter files and categories displayed in the top view making it very easy to focus on specific types of files or file groups. In order to apply a second-level file filter, select one or more file categories in the filters view, press the right mouse button and select the 'Apply Selected Filters' menu item.

DiskBoss will filter file classification results and display in the top view files matching the selected file filters and file categories containing these files. When a file filter is active, the file classification results dialog generates charts and exports HTML, XML, text and Excel CSV reports for filtered files only. The user is provided with the ability to browse the filtered file hierarchy and perform file management operations in the usual way. In order to reset the file filter, press the right mouse button over the filters view and select the 'Clear Selected Filters' menu item.

DiskBoss provides a number of different types of charts capable of showing the amount of the disk space and the number of files per file category, extension, user name, file size, last access, modification and creation dates, etc. In order to open the charts dialog press the 'Charts' button located on the file classification results dialog's toolbar. By default, the charts dialog shows the currently displayed file categories and the selected second-level file categories. In order to change the displayed chart type, use the chart mode selector. In order to generate a chart for a different type of second-level file categories, select the required categories on the file classification results dialog and then open the charts dialog.

DiskBoss provides advanced reporting capabilities allowing one to save file classification results to HTML, XML, text and Excel CSV reports. In addition, the user is provided with the ability to save DiskBoss' native reports from multiple servers and desktop computers allowing one to submit a long term history of file classification reports to an SQL database and enabling advanced disk usage trends analysis across the entire enterprise. In order to save a report file, press the 'Save' button located on the file classification results dialog's toolbar.

On the save report dialog, select an appropriate report format, enter a report title, specify a file name and press the 'Save' button. By default, DiskBoss exports a short file classification reports containing up to 3 levels of file categories with up to 20 files per file class. In order to change the amount of exported information, press the 'More Options' button and specify the number of levels and the number of files per class that should be exported.

One of the most powerful capabilities of DiskBoss is the integration between file search and file classification capabilities allowing one to classify files matching one or more user-specified rules. For example, the user is provided with the ability to classify files with the file size greater than X MB that were last modified more than Y months ago or any other combination of user-specific file matching rules.

DiskBoss provides multi-level file classification and disk space analysis capabilities allowing one to analyze file classification results and visualize physical locations of all files related to one or more specific file categories or file classes. These capabilities are especially useful when used in conjunction with second-level file categories and filters providing the user with the ability to analyze categorized and filtered file classification results and making it very easy to reveal locations of very specific files the user is looking for.

IT and storage administrators are provided with the ability to submit file classification reports from multiple servers and desktop computer to a centralized SQL database. A long-term history of file classification reports allows one to gain an in-depth visibility into disk usage trends across the entire enterprise. In order to submit a file classification report to an SQL database, select the 'SQL Database' report format and press the 'Save' button.

Finally, DiskBoss Ultimate and DiskBoss Server allow one to analyze file classification reports from one or more servers and/or desktop computers and display various types of charts showing file categories and disk space usage per user and/or per host.