Tabulator is an open-source JavaScript library designed for creating interactive and customizable data tables. It allows users to display, sort, filter, and manipulate data easily, making it a popular choice for web developers who need to present large datasets in a user-friendly format. With features like pagination, search functionality, and responsive design, Tabulator enhances the user experience by providing tools for efficient data management. It supports various data formats, including JSON and CSV, and can be integrated with other libraries and frameworks, making it versatile for different web applications.