Rails4 + AngularJS
Check demo app here.
CRUD example using Rails4 + AngularJS
In this app I given example of how to create CRUD operation using Rails4 with AngularJS.
Create nested form using AngularJS
When you want nested form to using AngularJS, you need to write your own code. In this app I given sample code for nested form.
This is released under the MIT license.