About Transition between controllers to top. You can change animatable height after presentation controller. For presentation and dismissing using custom ...
iOS Slide View based on iQON, Feedly, Google+, Ameba iPhone app.
UIAlertController drop in replacement with much more customization You can literally replace UIAlertController by PopupViewController and UIAlertAction by PopupAction and you're done. Does not support Action Sheet for now, ...
A protocol to enable UIViewControllers or UIViews to present placeholder views based on content, loading, error or empty states.
SAInboxViewController realizes Inbox like view transitioning. You can launch sample project on web browser from here.