Overview
json_gen_form is a Flutter package that enables dynamic form generation from JSON, supporting a wide range of built-in form controls, validation rules, custom layouts, and styling. It allows for nested form grouping, making it ideal for server-driven UIs. Developers can define forms declaratively in JSON, reducing boilerplate and enabling flexible, maintainable form structures across platforms.
Use cases
- Dynamic form rendering from JSON
- Server-driven UI with configurable forms
- Nested form structures
- Real-time form validation
- Customizable form layouts
Key features
- Built-in form controls
- Validation support
- Custom layouts and styles
- Nested form grouping
- JSON-based form definition
Suitable for
- Developers building server-driven UIs
- Teams needing reusable form logic
- Apps requiring dynamic form content
- Frontend developers working with JSON schemas
- Projects with frequent form changes
Considerations
- Requires careful JSON schema design
- Limited to supported control types
- May need additional validation logic
- Runtime parsing overhead
- Dependent on accurate JSON input