Formio
Formio is an open-source form-building and data-management platform designed to accelerate the creation and integration of forms in web and mobile applications. It combines a drag-and-drop Form Builder with a backend API layer that can automatically expose RESTful endpoints for both form definitions and form submissions, enabling developers to build form-driven apps without writing server code.
Forms in Formio are defined in JSON. The form definition specifies fields, layout, validation, and logic such
Deployment and usage: Formio supports both self-hosted deployments (open-source core) and a hosted cloud service offered
Data handling and security: Submissions are stored in the Formio backend or an external backend, with API