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markdownlint-cli2 is a linter for Markdown.

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Files

Markdownlint will run on files with the following extensions:
  • .md
  • .markdown

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Configuration

markdownlint-cli2 supports the following config files:
  • .markdownlint.jsonc
  • .markdownlint.json
  • .markdownlint.yaml
  • .markdownlint.yml
CodeRabbit will use the default settings based on the profile selected if no config file is found.

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When we skip markdownlint

CodeRabbit will skip running markdownlint when:
  • markdownlint is already running in GitHub workflows.

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Ignored rules

The following markdownlint rules are automatically ignored:
  • MD004 - ul-style (disallows mixing of list markers)
  • MD012 - no-multiple-blanks (disallows multiple blank lines)
  • MD013 - line-length (enforces maximum line length)
  • MD025 - single-title, single-h1 (ensures only one H1 heading per file)
  • MD026 - no-trailing-punctuation (disallows trailing punctuation in headings)
  • MD032 - blanks-around-lists (disallows multiple blank lines around lists)
  • MD033 - no-inline-html (disallows inline HTML inside Markdown)