MKVToolNix is a collection of tools for the Matroska media container format by Moritz Bunkus including mkvmerge. The free and open source Matroska libraries and tools are available for various platforms including Linux and BSD distributions, macOS and Microsoft Windows. The tools can be also downloaded from video software distributors and FOSS repositories.
MKVToolNix was reviewed by the Linux Journal, Linux Format, the ICTE Journal, and Softpedia among others. The tools are cited in patents for a "Universal container for audio data". A "portable" Windows edition exists, but is not yet available in the PortableApps format.
What is MKVToolNix?
MKVToolNix by Moritz Bunkus is open-source Windows software in the containers & devops category. The first release dates back to 2003. It is written in C++ and Ruby. Besides Windows, it is available for Linux, macOS and NetBSD.
Installation and requirements
The publisher provides EXE (NSIS) and Portable installers for 64-bit and 32-bit Windows. The main installer is 36.9 MB. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 103.0.0, released on October 18, 2026. The version history goes back to May 1, 2020: 56 releases, all linked to the official files. That is about 8.7 releases a year. The last update is less than a month old.
Popularity and file types
The Chocolatey package has been downloaded 359,436 times. Wikipedia has an article about it in 8 of our languages. On Windows it registers 1 file type, including .mtxcfg. Similar programs include Docker Desktop, Helm and Kubernetes - Minikube - A Local Kubernetes Development Environment.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Frequent updates (about 8.7 a year)
- Also runs on Linux, macOS and NetBSD
- Mature project (since 2003)
Cons
- No native ARM64 build
In short: MKVToolNix is an open-source containers & devop tool for 64-bit and 32-bit PCs. It is actively maintained. Administrators can deploy it unattended.
Screenshots
Is MKVToolNix safe to download?
- The file is served by mkvtoolnix.download, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
3BB4B6EFE464C8B852A9813F6BE4093FA61BB79229EA755B3A70C5FA42489421· Open the VirusTotal report for this hash - The link answered when we last checked it (October 26, 2026)
- 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
Recent versions
All 56 versions ›56 versions over 6 years · about 8.7 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 103.0.0Latest | October 18, 2026 | 103.9 MB | 64-bit ZIP32-bit ZIP64-bit EXE (NSIS)32-bit EXE (NSIS) |
| 102.0.0 | September 14, 2026 | 89.5 MB | 64-bit EXE (NSIS)32-bit EXE (NSIS)32-bit ZIP64-bit ZIP |
| 101.0.0 | August 24, 2026 | 89.5 MB | 64-bit ZIP32-bit EXE (NSIS)64-bit EXE (NSIS)32-bit ZIP |
| 100.0.0 | July 5, 2026 | 90.3 MB | 32-bit ZIP32-bit EXE (NSIS)64-bit ZIP64-bit EXE (NSIS) |
| 99.0.0 | May 24, 2026 | 88.7 MB | 32-bit EXE (NSIS)64-bit EXE (NSIS)64-bit ZIP32-bit ZIP |
| 98.0.0 | April 5, 2026 | 85.8 MB | 32-bit ZIP64-bit EXE (NSIS)32-bit EXE (NSIS)64-bit ZIP |
| 97.0.0 | January 2, 2026 | 85.8 MB | 64-bit EXE (NSIS)64-bit ZIP32-bit EXE (NSIS)32-bit ZIP |
| 96.0.0 | November 8, 2025 | 85.8 MB | 32-bit EXE (NSIS)64-bit EXE (NSIS)32-bit ZIP64-bit ZIP |
Install from the command line
Silent install ›winget install --id MoritzBunkus.MKVToolNix -echoco install mkvtoolnix -yscoop install extras/mkvtoolnixmkvtoolnix-64-bit-103.0-setup.exe /SProgram files (.exe): mkvextract.exe, mkvinfo.exe, mkvmerge.exe, mkvpropedit.exe
Related guide: How to use winget: install and update apps
Also for other systems
brew install --cask mkvtoolnix-appbrew install mkvtoolnixflatpak install flathub org.bunkus.mkvtoolnix-guiInformation
- Publisher
- Moritz Bunkus
- Category
- Containers & DevOps
- Licence
- GPL-2.0
- Price
- Free
- Source code
- mkvtoolnix.download
- Written in
- C++ and Ruby
- Content rating
- All ages
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (NSIS), Portable
- Other platforms
- Linux, macOS, NetBSD
- Version
- 103.0.0
- Released
- October 18, 2026
- First release
- 2003
- Added to the catalogue
- May 30, 2021
- Versions listed
- 56
- Updates / year
- 8.7
- Chocolatey downloads
- 359,436
- Website
- mkvtoolnix.download
- winget ID
- MoritzBunkus.MKVToolNix
- Chocolatey package
- mkvtoolnix
- Scoop package
- extras/mkvtoolnix
File types it opens (1)
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is MKVToolNix free?
Yes. MKVToolNix is open-source software under the GPL-2.0 licence.
Is MKVToolNix safe to download?
The download comes from mkvtoolnix.download, 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 MKVToolNix 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.
Can MKVToolNix be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does MKVToolNix run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.
Where can I download an older version of MKVToolNix?
The versions page lists all 56 versions with links to their official installer files, back to May 1, 2020.
What are alternatives to MKVToolNix?
Docker Desktop, Helm, Kubernetes - Minikube - A Local Kubernetes Development Environment, k9s and Pulumi. The alternatives page compares them.
