Formex

A headless form builder that allows you to create form builder for your SaaS product at ease.

Installation

Form Builder

npm install @formex/builder-react
# or
yarn add @formex/builder-react
# or
pnpm add @formex/builder-react

Form Renderer

npm install @formex/renderer-react
# or
yarn add @formex/renderer-react
# or
pnpm add @formex/renderer-react

Usage

View example with MUI GitHub | Stackblitz

Available components

<FormexProvider />

A provider to provide the formex context to the children. It's required to wrap the Formex's components with FormexProvider to make the formex builder work.

Props

Name	Type	Default	Description
children*	React.ReactNode	undefined	The children to be rendered
configs*	Configs<TElements>	undefined	The configs for formex. View types here
zodSchema	ZodSchema	undefined	The zod schema for form builder validation (It's not for the renderer). We use react-hook-form under the hood.
onSave	(onValid: FormexFormValues<TElements>, onInvalid?: Record<string, unknown>) => void	undefined	The function to be called when the form is saved. Which will trigger the react-hook-form validation as well. View the FormexFormValues<TElements> type here
defaultValues	FormexFormValues<TElements>	undefined	The default values for the form. View the type here

<ConfigurationPanel />

A configuration panel to configure each of the form elements' props.

Props

Name	Type	Default	Description
onRemove	(index: number) => void	undefined	The function to be called when the element is removed
container	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The container for the configuration panel
wrapper	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The wrapper for each input elements within the configuration panel

<Editor />

An editor to edit the form elements. Which allows you to drag and drop the elements from <ElementPicker />. and drag the dragHandler to reorder the elements.

Props

Name	Type	Default	Description
container	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The container for the editor
wrapper	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The wrapper for the each input elements within the editor
dragHandler	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The drag handler for each input elements within the editor. We are using dnd-kit under the hood

<ElementPicker />

An element picker to pick the form elements to be added to the form builder.

Props

Name	Type	Default	Description
container	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The container for the element picker
wrapper	React.ForwardRefExoticComponent<HTMLAttributes<HTMLElement>>	undefined	The wrapper for each input elements within the element picker