Mado – fast Markdown linter

Mado is a command-line Markdown linter written in Rust. It is designed to check Markdown documents for style and formatting issues, and it is compatible with both CommonMark and GitHub Flavored Markdown. The tool can be used to lint individual files, glob patterns, or entire directories, making it suitable for documentation repositories, technical writing projects, and Markdown-heavy codebases.

This is free and open source software.

Key Features

  • Fast Markdown linting with a strong performance focus.
  • Compatible with CommonMark and GitHub Flavored Markdown.
  • Supports most markdownlint rules.
  • Can lint single files, file globs, or full directories.
  • Supports project and global configuration files via mado.toml or .mado.toml.
  • Integrates with GitHub Actions for automated checks in CI workflows.
  • Available through multiple installation methods including Homebrew, Nix, Arch Linux, Scoop, and WinGet.

Website: github.com/akiomik/mado
Support:
Developer: Akiomi Kamakura
License: Apache License 2.0

Mado is written in Rust. Learn Rust with our recommended free books and free tutorials.


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