The best open source alternative to DaisyDisk is WinDirStat. If that doesn't suit you, our users have ranked more than 50 alternatives to DaisyDisk and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to DaisyDisk are Baobab Disk Usage Analyzer, SquirrelDisk, Filelight and GrandPerspective.
Comprehensive disk analysis tool offering treemap visualizations to identify large files, duplicate detection, and versatile cleanup actions. Operates offline, ad-free, and open-source, it runs portably on Windows without registration, providing a lightweight solution to manage disk storage.
Most users think WinDirStat is a great DaisyDisk alternative.
Powerful GNOME application that provides in-depth disk usage analysis with graphical representation. It supports scanning of volumes, specific directories, and network folders, offering insights into space allocation both locally and remotely.
It's powerful and very nice graphically
windows-based when Daisy Disk is Mac
Most users think Baobab Disk Usage Analyzer is a great DaisyDisk alternative.
SquirrelDisk shows you exactly what's taking up all that space and helps you clear it out. Using SquirrelDisk is a matter of clicking one button to easily find all the huge files on your computer.
Provides graphical disk usage analysis using interactive segmented rings, scans local, remote and removable disks, enables navigation and file management from within the interface, displays live info on hover, and integrates with KDE file managers for efficient data management.
GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.
A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire graphical setup, but have to do with a simple SSH connection. ncdu aims to be fast, simple and easy to use, and should be able to run in any minimal POSIX-like...
QDirStat is a graphical disk usage utility. The successor of KDirStat without any KDE dependencies.
DiskUsage provides a way to find out which files and directories on the SD card of your Android phone are consuming the most space. It displays diagram with directories/subdirectories proportional to their size. Users are allowed to zoom in to look at specific directory content.
Open source Mac command line utility integrating disk cleanup, deep app uninstallation with artifact removal, disk analysis, optimization tasks, and a live terminal dashboard for real-time CPU, GPU, memory, disk, and network monitoring with interactive options.
dua (-> Disk Usage Analyzer) is a tool to conveniently learn about the usage of disk space of a given directory. It's parallel by default and will max out your SSD, providing relevant information as fast as possible.
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Simple, free, works on Windows, informative, customizable. Aesthetics are a bit dated (think like Windows XP) but overall it does the trick and I use it all the time