We have a great round-up on design & UI collection websites. Usually, you see each inspirational design in static image, but nowadays, since animation has became one of the crucial element in UI design, you can see some of the websites record animation in GIF format and even video to fully demonstrate the effect.
So, if you're looking for inspiration in certain elements that you aren't familiar with, this is the right page to start:
A site with UI animations recorded in Gif.
A collection of mobile ui elements.
Website elements, mobile and animation inspiration.
Mobile and Tablet design inspirations.
Mobile design grouped in different categories such as list, maps, search etc.
Design pattern from zurb.
UI inspiration for wearable.
Subtle animation in websites.
A video gallery for Mobile onboarding design inspiration.
Design pattern from UltraLinx
See the subtle animations in UI, recorded in Gif too.
A good collection of user contributed UI inspiration.
A collection of animation, UI, mobile and graphic design.
Handpicked design inspirations.
UI resources for designers and developers.