bootstrap3

For example, I'd like to add onBlur event to the TextArea within the FileUploadField component, as well as placeholder.
It would probably be best to have some kind of textArea object prop or spread remaining props to the TextArea component.

This is an amazing piece of work – no doubt. That being said where are the unit tests. No one is going to take this lib seriously without unit tests. Do what you need to do but this library should be the goto solution for angular development with complex and/or dynamic forms. The only reason it isn't is because of the lack of unit tests. Realistically I can't trust this library when it lacks basi