Duc is a collection of tools for inspecting and visualizing disk usage.
Duc scales quite well, it has been tested on systems with more than 500 million files and several petabytes of storage.



DelightDisk is described as 'Analyze Mac storage & claim more space' and is a disk usage analyzer in the system & hardware category. There are more than 50 alternatives to DelightDisk for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best DelightDisk alternative is WinDirStat, which is both free and Open Source. Other great apps like DelightDisk are WizTree, Baobab Disk Usage Analyzer, Filelight and FreeCommander.
Duc is a collection of tools for inspecting and visualizing disk usage.
Duc scales quite well, it has been tested on systems with more than 500 million files and several petabytes of storage.



Inspect your disk and find the files that occupy the most space or that haven’t been modified in a long time.




GdMap is a tool which allows to visualize disk space. Ever wondered why your hard disk is full or what directory and files take up most of the space? With GdMap these questions can be answered quickly. To display directory structures cushion treemaps are used which visualize a...


Folder Size analyzes your hard drives and displays file and folder sizes so that you can easily check the distribution of your disk space. The application will display the sizes of the folders and files and also the percentage of the total disk size that they occupy in a bar...








K4DirStat, fork of KDirStat , is a small utility program that sums up disk usage for directory trees, very much like the Unix 'du' command. It displays the disk space used up by a directory tree, both numerically and graphically.
Xinorbis is a completely FREE, powerful Windows-based data storage analyser for single users or network administrators. Provides an instant visual display of the contents of a hard disk, single or multiple directories. Output reports to XML, CSV, HTML or plain ASCII.




MeinPlatz "My-Place" offers an easy and fast way to scan the hard disk for lost disk space. With analysis on a percentage basis and grouping by folders, file types, size or date. It has also a nice print and export function.




Create a visual representation of the amount of space each file is taking on your hard drive. It creates a "squarified treemap" that makes it easy to see where all your space is going.

This free-for-personal-use software utility analyses storage disk usage, and then presents the gathered information in graphical format(s) viz. a directory tree, or a pie chart.
