LoginKit handles Signup & Login, via Facebook & Email. It takes care of the UI, the forms, validation, and Facebook SDK access. All you need to do is start LoginKit, and then make the necessary calls to your own backend API to login or signup.
Simplifies creating custom view controller presentations. Specially the typical ones we use which are a popup, an alert, or a any non-full-screen modal. Abstracts having to deal with custom presentation controllers and transitioning delegates