Galen Framework - Automated testing of look and feel for your responsive app
Img.vision - Image hosting & video hosting for eCommerce sellers
Reapp - An easier, faster way to build apps with React and JavaScript.
UploadHouse - Thumbnail and resize your photos and images
RestControl - Modern and powerful framework for testing and validation REST api
ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.