This package provides TypeScript definitions for the eslint-plugin-markdown ESLint plugin. It allows developers to use TypeScript to write and validate their ESLint rules for Markdown files, enhancing the development experience with features like autocompletion and type checking. By installing this package, TypeScript users gain improved type safety and code maintainability when working with ESLint and Markdown. It ensures consistency and helps prevent errors within ESLint plugins targeting Markdown linting.