Iris - The fastest web framework for Go in (THIS) earth
Flickr - image and video hosting website
Citizen - Stay safe with instant alerts about nearby crime
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Guardians - A safety app for women
Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.