JSON Schema Form Builder
Build form schemas visually without writing JSON. Add fields, configure validation, and export to JSON Schema format. Use the generated schema with our form generators.
Form Builder
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JSON Schema
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Builder Features
- • Visual drag-and-drop field ordering
- • Support for all common form field types
- • Built-in validation configuration
- • Real-time JSON schema preview
Why Use JSON Schema Form Builder?
Writing JSON by hand can be error-prone. This visual builder lets you create form schemas by adding and configuring fields with a user-friendly interface. The generated JSON is perfectly formatted and ready to use with our form generators.
Frequently Asked Questions
What field types are supported?
The builder supports text, email, password, number, phone, URL, date, textarea, select, checkbox, and radio fields.
Can I reorder fields?
Currently fields are added in order. Future updates will include drag-and-drop reordering functionality.
How do I add options for select/radio?
Click the settings icon on a select or radio field to expand its options. Then use 'Add Option' to add value/label pairs.
Can I import an existing schema?
The current version focuses on building from scratch. Use our Form to JSON Schema tool to extract schemas from existing HTML forms.
Where can I use the generated schema?
The schema works with our JSON to HTML Form, Tailwind Form, Bootstrap Form, and React Form generators. You can also use it with your own tools.