Quarto is an open-source document format and computational notebook system that combines the power of Markdown, code execution, and reproducible research. It allows users to seamlessly integrate code, text, and visualizations within a single document, fostering a dynamic and interactive narrative. Quarto supports multiple programming languages, including R, Python, Julia, and JavaScript, enabling cross-language interoperability. With its intuitive syntax, Quarto makes it easy to create professional-quality reports, presentations, and articles, where code chunks can be executed on-demand and their outputs automatically updated.