Img.vision - Image hosting & video hosting for eCommerce sellers

Uploadcare - File uploading, media processing & content delivery for modern web apps

BeeIMG - BeeIMG is a simple, fast, easy image sharing solution created to fill up your image sharing needs.

Filestack - Simple file uploader and robust APIs for uploading, transforming, and delivering any file into your app. Filestack is a collection of tools and powerful APIs that make it simple to upload, transform, and deliver content.

ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.

Microsoft Azure Storage - Azure Storage is a durable, scalable cloud storage solution.