Handsontable is a JavaScript library designed for creating interactive data grids in web applications. It allows developers to easily implement spreadsheet-like features, such as sorting, filtering, and editing, without extensive coding. This makes it a popular choice for applications that require dynamic data manipulation. The library is highly customizable, enabling users to define their own cell types, validation rules, and styling options. Handsontable can be integrated with various frameworks like React, Angular, and Vue, making it versatile for different development environments. Its user-friendly interface enhances the overall experience for both developers and end-users.