Checklist Design - The best UI and UX practices for production ready design.
Really Good UX - A library of screenshots for UX inspiration
UXsniff - Track user behavior on your website and improve conversions with UXsniff: the user experience watchdog that looks out for you.
UX Archive Animated - iOS apps animated user flows
Uxcel - The easiest way to learn UX/UI design
FlowMapp - FlowMapp is a UX planning tool for creating visual sitemaps and user flow.