UX Archive Animated - iOS apps animated user flows
Marionette Studio - Marionette Studio is an online animation software for beginners and professionals. Animate 2D characters and environments in minutes with no prior skills.
Rowlab - Hand-picked collection of mobile patterns for inspiration
Lottie by Airbnb - Easily add high-quality animation to any native app
UI Patterns - Level up with interactive mobile design patterns
Animaticons - Beautiful, customizable animated GIF icons.