SquirrelDisk is a GUI tool to help you reclaim disk space.
It bills itself as “the easiest app you will ever use to detect huge files.”
This is free and open source software.
Key Features
- Fast scan and deep directory scanning.
- Disk scanning or pick a directory.
- External disks real-time detection.
- A sunburst chart to quickly visualize the disk usage.
- Drag and drop: collect all items to be deleted.
- Right click on a folder/file to open the file explorer.
- Cross-platform support – runs under Linux, macOS, and Windows.
- Auto-updater: get notified when there is a new update.
Website: www.squirreldisk.com
Support: GitHub Code Repository
Developer: Adileo Barone
License: GNU Affero General Public License v3.0

SquirrelDisk is written in TypeScript and Rust. Learn TypeScript with our recommended free books and free tutorials. Learn Rust with our recommended free books and free tutorials.
Related Software
| Disk Usage Utilities | |
|---|---|
| QDirStat | Excellent Qt-based directory statistics |
| Filelight | Creates an interactive map to visualise disk usage |
| Baobab | Also known as Disk Usage Analyse |
| agedu | Utility for tracking down wasted disk space |
| SquirrelDisk | Bills itself as "the easiest app you will ever use to detect huge files" |
| K4DirStat | KDE Directory Statistics sums up disk usage for directory trees |
| Krusader | File manager with built-in disk usage functionality |
| SpaceMan | Treemap disk usage analyzer |
| xdiskusage | Light and frugal utility |
| MX Cleanup | GUI for system cleanup and maintenance |
| crossdirstat | File and directory statistics written using Electron |
Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Discovered a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

