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

form.json

[
  {
    "type": "help",
    "helpvalue": "<h4>Tabbed Array Example</h4><p>Tab arrays can have tabs to the left, top or right.</p>"
  },
  {
    "key": "comments",
    "type": "tabarray",
    "add": "New",
    "remove": "Delete",
    "style": {
      "remove": "btn-danger"
    },
    "title": "{{ value.name || 'Tab '+$index }}",
    "items": [
      "comments[].name",
      "comments[].email",
      {
        "key": "comments[].comment",
        "type": "textarea"
      }
    ]
  },
  {
    "type": "submit",
    "style": "btn-default",
    "title": "OK"
  }
]

model.json

{
  "comments": [
    {},
    {},
    {
      "comment": "c1"
    }
  ]
}

schema.json

{
  "type": "object",
  "title": "Comment",
  "properties": {
    "comments": {
      "type": "array",
      "items": {
        "type": "object",
        "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"
        ]
      }
    }
  }
}