React Base Fiddle (JSX)

Starting point for creating JSFiddles with React. This uses React with Addons.

HTML

<script src="https://npmcdn.com/react-jsonschema-form/dist/react-jsonschema-form.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://facebook.github.io/react/js/jsfiddle-integration-babel.js"></script>

<div class="container">
  <div id="main">

  </div>
</div>

Babel + JSX

const Form = JSONSchemaForm.default;

class MyComp extends React.Component {
    constructor(props) {
      super(props)
      const schema = {
        "title": "My Form",
        "type": "object",
        "properties": {
          "check": {
            "type": "boolean",
            "title": "Show name?"
          }
        }
      };
      const formData = {};
      this.state = {
        schema,
        formData
      }
    }

    handleChange(data) {
      const {
        formData
      } = data
      let schema = {...this.state.schema} 
      if (formData.check) {
        schema.properties = Object.assign(schema.properties, {
          name: {
            type: "string",
            title: "Name"
          }
        })
      } else {
        schema.properties = Object.assign({},schema.properties)
      	delete formData.name
				delete schema.properties.name
      }
      
      this.setState({
      	formData,
        schema
      })
    }

    render() {
      return ( 
      	<Form 
        	schema={this.state.schema}
        	formData = {this.state.formData}
          onChange={this.handleChange.bind(this)}
        />)
      }
    }

    React.render( < MyComp / > , document.getElementById("main"))