jsPDF is a popular JavaScript library that allows developers to generate PDF documents directly in the browser. It provides an easy-to-use API for creating text, images, and shapes, making it suitable for applications that require dynamic PDF generation without server-side processing. This library is particularly useful for web applications that need to offer downloadable content, such as reports or invoices. By using jsPDF, developers can customize the layout and design of the PDF files, ensuring that the output meets specific requirements and enhances user experience.