markdownlint-cli2-formatter-summarize is a formatter for markdownlint-cli2 that transforms its verbose output into a concise summary. It aggregates violations by file and rule, making it easy to identify recurring issues in your Markdown documents. This clear and structured report enables developers to quickly pinpoint and address the most prevalent linting errors, streamlining the Markdown quality assurance process and improving overall code quality. Ideal for integrating into CI/CD pipelines for consistent reporting.