A form builder is a software tool or application that allows users to create and customize online forms without the need for coding or technical expertise. It provides a user-friendly interface with drag-and-drop functionality, enabling users to easily add fields, checkboxes, dropdown menus, and other form elements. Form builders are commonly used for creating contact forms, surveys, registration forms, and other types of online forms. They often offer features such as form validation, data collection, and integration with other tools or platforms. With a form builder, users can quickly and efficiently create professional-looking forms that can be embedded on websites or shared via links.