rumdl is a high-performance Markdown linter and formatter written in Rust.
It catches stylistic and structural issues in Markdown documents, fixes
them automatically where possible, and integrates with editors through
the Language Server Protocol. rumdl ships a comprehensive rule set,
intelligent caching for fast incremental runs, and is configured via
pyproject.toml or .rumdl.toml.
Publisher’s description
What is rumdl?
rumdl is an open-source developer utilitie program for Windows from Ruben J. Jongejan. It is written in Rust.
Installation and requirements
Official installers exist for 64-bit as Portable. It runs without installation (portable). It needs Windows 10 1809 or newer.
Updates and version history
The current version is 0.3.0, released on October 17, 2026. 68 versions are listed since May 7, 2026, each with links to its own installer files. The last update is less than a month old.
Popularity and file types
The source code on GitHub (rvben/rumdl) has 1,599 stars. Similar programs include WinMerge, jq and x64dbg.
Project description on GitHub: “Fast Markdown linter and formatter written in Rust”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Updated in the last two months
Cons
- No native ARM64 build
In short: rumdl is an open-source developer utilitie tool for 64-bit PCs.
Is rumdl 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:
72ED0BD3912560758CFC66CB439A2804755A858573E605CD3D1E65E8AA79D2A1· 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
Recent versions
All 68 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.3.0Latest | October 17, 2026 | — | 64-bit ZIP |
| 0.2.79 | October 9, 2026 | — | 64-bit ZIP |
| 0.2.78 | September 29, 2026 | — | 64-bit ZIP |
| 0.2.77 | September 23, 2026 | — | 64-bit ZIP |
| 0.2.76 | September 23, 2026 | — | 64-bit ZIP |
| 0.2.75 | September 20, 2026 | — | 64-bit ZIP |
| 0.2.74 | September 18, 2026 | — | 64-bit ZIP |
| 0.2.69 | September 8, 2026 | — | 64-bit ZIP |
Install from the command line
Silent install ›winget install --id rvben.rumdl -escoop install main/rumdlRelated guide: How to use winget: install and update apps
Also for other systems
brew install rumdlInformation
- Publisher
- Ruben J. Jongejan
- Category
- Developer utilities
- Licence
- MIT
- Price
- Free
- Source code
- github.com/rvben/rumdl
- Written in
- Rust
- Requires
- Windows 11 / 10 (Windows 10 1809+)
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 0.3.0
- Released
- October 17, 2026
- Added to the catalogue
- May 8, 2026
- Versions listed
- 68
- GitHub stars
- 1,599
- GitHub forks
- 93
- Website
- github.com
- winget ID
- rvben.rumdl
- Scoop package
- main/rumdl
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to rumdl
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Frequently asked questions
Is rumdl free?
Yes. rumdl is open-source software under the MIT licence.
Is rumdl 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 rumdl 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.
Which Windows versions does rumdl support?
The installer requires Windows 10 1809 or newer and is available for 64-bit.
Does rumdl run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of rumdl?
The versions page lists all 68 versions with links to their official installer files, back to May 7, 2026.
Can I use rumdl without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to rumdl?
WinMerge, jq, x64dbg, Biome and Vale. The alternatives page compares them.
