digiKam - Professional Photo Management with the Power of Open Source
UI Patterns - Level up with interactive mobile design patterns
Photos on macOS - Photos keeps your images organized and accessible. Rediscover favorite shots with Memories. Access them on your devices with iCloud Photos.
UX Archive Animated - iOS apps animated user flows
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
UI Garage - Specific mobile and web design patterns for your inspiration