SpaceSniffer is a free program that displays the size of your files and folders in a visual “Treemap” representation. It allows you to browse your folder structure, drill in and out of represented elements, and filter the display by any combination of criteria (filenames, extensions, size, date). It also allows you to access your Windows context menu for on-the-spot file/folder manipulation.

Free Disk Usage Analyzer is a free hard drive analysis tool that reveals those files and folders on your drive(s) that are occupying the most disk space. It displays ranked lists of both your top space-hogging files and folders.

Easeus Partition Manager Home Edition is a free disk partitioning utility that offers a powerful range of functions such as resizing drive partitions, formatting partitions, copying partitions/drives, creating new partitions, deleting partitions, hiding partitions, changing drive letters, setting active partitions, and a handful other functions.

Desktop Media is a free program that can display shortcuts on the desktop to USB drives, CDs/DVDs and other media when you plug them in, and automatically removes these shortcuts when you unplug. It can also alternately create so-called “hard links” to your media instead of shortcuts.

EjectUSB is an open source program that is run from a USB device to close all programs running from the device and eject the drive for safe removal. It will also remove registry entries and recent document shortcuts that refer to the USB device.

Click&Clean is a free tool that works alongside CCleaner to provide 1-click hard drive and browser cleanup from within Internet Explorer, Firefox, or the desktop Quick Launch bar. It can perform an instant, complete uninterrupted cleanup with CCleaner without exiting the browser or dealing with prompts and dilags.

Pathsync is an open source drive or directory synchronization tool that can compare two paths and provides a number of options for copying files back and forth across the two. It offers a number of useful options such as filtering by user-defined filename mask or extension and user-defined buffer size for the copying operation.

Copy Handler is an open source program that resides in memory and significantly enhances the copying or moving of large files in Windows. It introduces the ability to pause and resume copy/move operations, can speed up transfers by up to 6-7 times, and adds filtering functions that determine exactly which files and folders to copy or move.

Desk Drive is a free program that adds automatic shortcuts on the desktop to flash drives and other media when you plug them in, and removes these shortcuts automatically when the drives are unplugged. Supported media include (CD’s/DVD’s, removable drives, fixed drives, networked and RAM drives).

DocShield is a program that runs in the background and monitors files and folders that you specify for changes. It will create compressed snapshots of your files whenever it detects any changes, enabling you to retrieve your files in case of data loss, and providing a retrievable version history of your files and/or data.

On the NTFS file system, freeware program “Link Shell Extension” provides you with the ability to create clones (called hard links) of your files and folders straight from the context menu.