Compare software

Mado vs rumdl: catalog facts
Mado	rumdl
Free Free and open source under the Apache-2.0 license.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Command line
Supports CommonMark and GitHub Flavored Markdown Covers many markdownlint rules	Both lints and formats Markdown Written in Rust for speed
Some rules are unstable or unsupported	Command-line only Younger project than established Markdown linters
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.