Learn how to create design systems and style guides using Catalog, a free React-based tool that utilizes Markdown for quick and easy documentation setup. Explore the installation process, understand the documentation, and discover how to implement various features such as color palettes, typography, components, and specimens. Follow along to establish a comprehensive design system that will benefit large projects and improve team collaboration. Gain insights into Catalog's functionality, including Markdown cheat sheets, typography examples, and CSS integration, to streamline your design documentation process.