Marked is a free utility application designed for Mac users, specializing in previewing Markdown and MultiMarkdown documents. This tool allows users to view their text markup in real-time, facilitating a seamless writing and editing experience. It supports various text markup languages, making it versatile for different types of projects and documents.

The application features a clean interface that enhances usability, enabling users to customize their preview settings according to their preferences. Marked also supports exporting options, allowing users to save their work in different formats. Overall, it serves as a powerful tool for writers, developers, and anyone who frequently utilizes Markdown for documentation.