A saved configuration for a schema form example, http://textalk.github.io/angular-schema-form/examples/bootstrap-example.html

form.json

[
  {
    "type": "help",
    "helpvalue": "<div class=\"alert alert-info\">Grid it up with bootstrap</div>"
  },
  {
    "type": "section",
    "htmlClass": "row",
    "items": [
      {
        "type": "section",
        "htmlClass": "col-xs-6",
        "items": [
          "name"
        ]
      },
      {
        "type": "section",
        "htmlClass": "col-xs-6",
        "items": [
          "email"
        ]
      }
    ]
  },
  {
    "key": "comment",
    "type": "textarea",
    "placeholder": "Make a comment"
  },
  {
    "type": "submit",
    "style": "btn-info",
    "title": "OK"
  }
]

model.json

{}

schema.json

{
  "type": "object",
  "title": "Comment",
  "properties": {
    "name": {
      "title": "Name",
      "type": "string"
    },
    "email": {
      "title": "Email",
      "type": "string",
      "pattern": "^\\S+@\\S+$",
      "description": "Email will be used for evil."
    },
    "comment": {
      "title": "Comment",
      "type": "string",
      "maxLength": 20,
      "validationMessage": "Don't be greedy!"
    }
  },
  "required": [
    "name",
    "email",
    "comment"
  ]
}