Disk Usage/Free Utility - a better 'df' alternative
Publisher’s description
What is duf?
duf by Christian Muehlhaeuser is open-source Windows software in the disk & usb tools category. It ranks 16th by popularity among disk & usb tools in this catalogue. It is written in Go.
Installation and requirements
The publisher provides Portable installers for 64-bit, ARM64 and 32-bit Windows. It runs without installation (portable).
Updates and version history
The current version is 0.9.1, released on September 8, 2025. The version history goes back to February 8, 2022: 3 releases, all linked to the official files. That is about 0.8 releases a year. The last update is more than a year old.
Popularity and file types
The Chocolatey package has been downloaded 3,949 times. The source code on GitHub (muesli/duf) has 15,353 stars. Similar programs include Rufus, Ventoy and gdu.
Project description on GitHub: “Disk Usage/Free Utility - a better 'df' alternative”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
- Large user base
Cons
- No update for more than a year
In short: duf is an open-source disk & usb tool tool for 64-bit, ARM64 and 32-bit PCs. Updates have slowed down.
Is duf safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
503934BE81F847D9DDB1B739834217480633435AD16515DD199E372C0B2E1AFC· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Security practices (OpenSSF Scorecard)
Automated checks of the muesli/duf repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No dangerous workflows10
- No binaries in the repository10
- Published packages10
- Licence declared9
- Signed releases8
- Code review1
- Actively maintained0
- Pinned dependencies0
- Restricted token permissions0
- OpenSSF Best Practices badge0
- Fuzzing0
- Security policy0
- Branch protection0
- Static code analysis0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 3 versions ›3 versions over 4 years · about 0.8 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 0.9.1Latest | September 8, 2025 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 0.9.0 | September 7, 2025 | — | ARM64 ZIP64-bit ZIP32-bit ZIP |
| 0.8.1 | February 8, 2022 | — | 64-bit ZIPARM ZIP32-bit ZIPARM64 ZIP |
Install from the command line
Silent install ›winget install --id muesli.duf -echoco install duf -yscoop install main/dufRelated guide: How to use winget: install and update apps
Also for other systems
brew install dufInformation
- Publisher
- Christian Muehlhaeuser
- Category
- Disk & USB tools
- Licence
- MIT
- Price
- Free
- Source code
- github.com/muesli/duf
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64, 32-bit
- Installer
- Portable
- Version
- 0.9.1
- Released
- September 8, 2025
- Added to the catalogue
- February 28, 2023
- Versions listed
- 3
- Updates / year
- 0.8
- Chocolatey downloads
- 3,949
- GitHub stars
- 15,353
- GitHub forks
- 472
- Website
- github.com
- winget ID
- muesli.duf
- Chocolatey package
- duf
- Scoop package
- main/duf
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to duf
See all ›-
Rufus4.15A utility that helps format and create bootable USB flash drives, such as USB keys/pendrives, memory sticks, etc.Open source840.1K ↓ -
Ventoy1.1.18Ventoy is an open source tool to create bootable USB drive for ISO/WIM/IMG/VHD(x)/EFI files.Open source206.5K ↓ -
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smartmontools7.5smartmontools contains utility programs (smartctl, smartd) to control/monitor storage systems using the Self-Monitoring, Analysis and Reporting Technology System (S.M.A.R.T.) built into most modern ATA and SCSI disks. It is derived from smartsuite.Open source853.5K ↓ -
unetbootin702UNetbootin allows you to create bootable Live USB drives for Ubuntu and other Linux distributions without burning a CD.Open source54.9K ↓ -
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Frequently asked questions
Is duf free?
Yes. duf is open-source software under the MIT licence.
Is duf safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install duf with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Does duf run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of duf?
The versions page lists all 3 versions with links to their official installer files, back to February 8, 2022.
Can I use duf without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to duf?
Rufus, Ventoy, gdu, smartmontools and unetbootin. The alternatives page compares them.
