Mermaid.js is a powerful, open-source tool designed to create diagrams and flowcharts using text and script processing. It was developed to address the need for a simple, flexible way to generate diagrams dynamically based on predefined information. With Mermaid.js, developers can easily create complex diagrams in their documentation, making it easier for readers to understand their work. The beauty of Mermaid.js lies in its simplicity. You don't need to be a graphic designer or have advanced programming skills to use it effectively. All you need is a basic understanding of JavaScript and a willingness to learn. The tool uses a simple markdown-inspired syntax that is easy to learn and use. However, despite its simplicity, Mermaid.js is incredibly flexible and powerful, offering a wide range of diagram types and customization options. Examples can be extremely useful to get started with Mermaid.js. In this guide, we’ll provide a range of examples, from basic to advanced, to help you discover this powerful tool and make your web development projects more efficient and visually engaging. Learn more in our detailed guide to mermaid js examples.This is part of a series of articles about mermaid js.