WinBtrfs is a Windows driver for the next-generation Linux filesystem Btrfs. A reimplementation from scratch, it contains no code from the Linux kernel, and should work on any version from Windows XP onwards. It is also included as part of the free operating system ReactOS.
Publisher’s description
What is WinBtrfs?
WinBtrfs by Mark Harmstone is open-source Windows software in the drivers & hardware category. It ranks 10th by popularity among drivers & hardware in this catalogue. It is written in C.
Installation and requirements
The publisher provides Portable installers for 64-bit, ARM64, 32-bit and ARM Windows. It runs without installation (portable).
Popularity and file types
The Chocolatey package has been downloaded 46,029 times. The source code on GitHub (maharmstone/btrfs) has 7,856 stars. Similar programs include Dokan Library, Barrier and Display Driver Uninstaller.
Project description on GitHub: “WinBtrfs - an open-source btrfs driver for Windows”
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: WinBtrfs is an open-source drivers & hardware tool for 64-bit, ARM64, 32-bit and ARM PCs. Updates have slowed down.
Is WinBtrfs 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:
673B0ECC23634D85213BA46E309BFB788AC83FCC14E4976773B324592401303A· 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 maharmstone/btrfs repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No binaries in the repository10
- No dangerous workflows10
- Actively maintained10
- Licence declared10
- Restricted token permissions0
- Code review0
- Pinned dependencies0
- OpenSSF Best Practices badge0
- Security policy0
- Fuzzing0
- Signed releases0
- Static code analysis0
- Branch protection0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.9Latest | March 16, 2024 | — | ARM64 ZIP64-bit ZIP32-bit ZIPARM ZIP |
Install from the command line
Silent install ›winget install --id maharmstone.btrfs -echoco install winbtrfs -yRelated guide: How to use winget: install and update apps
Information
- Publisher
- Mark Harmstone
- Category
- Drivers & hardware
- Licence
- LGPL-3.0
- Price
- Free
- Source code
- github.com/maharmstone/btrfs
- Written in
- C
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64, 32-bit, ARM
- Installer
- Portable
- Version
- 1.9
- Released
- March 16, 2024
- Added to the catalogue
- September 8, 2025
- Versions listed
- 1
- Chocolatey downloads
- 46,029
- GitHub stars
- 7,856
- GitHub forks
- 312
- Website
- github.com
- winget ID
- maharmstone.btrfs
- Chocolatey package
- winbtrfs
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is WinBtrfs free?
Yes. WinBtrfs is open-source software under the LGPL-3.0 licence.
Is WinBtrfs 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 WinBtrfs 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 WinBtrfs run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Can I use WinBtrfs without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to WinBtrfs?
Dokan Library, Barrier, Display Driver Uninstaller, OpenSC smartcard framework and Driver Store Explorer. The alternatives page compares them.
