Flickr - image and video hosting website
Exposure - Turn your pictures into art.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Pinspire - Discover, collect, and share images you love on Pinspire.
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.
Known - Publish blog posts, photos and media to your own site, and syndicate it to your social networks. Keep everything on your own site.