This online galleries platform is totally integrated with Lightroom. It helps me to save lot of time with a very efficient workflow.
I retrieve automatically selection and order purchase into Lightroom.
Pixieset - Beautiful photo galleries for photographers and their clients.
Flickr - image and video hosting website
SmugMug - SmugMug is a platform that allows amateurs and professional photographers to host their pictures and create a virtual gallery for promoting and selling their work.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Zenfolio - Building your Home page and site navigation, designing and sharing Themes.
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.