Flickr - image and video hosting website
Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Textpattern - Textpattern is an elegant content management system that is free, open source software.
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.
TYPO3 - TYPO3.com - Infos, SLAs, Extended Support Versions and more