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

Snip&Sketch - Quickly annotate screenshots, photos and other images with your pen, touch, or mouse and save, paste or share with other apps.

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

NinjaCapture - All in on Screen Capture

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

Picosmos Tools - Picosmos Tools integrates picture browsing, editing, layout, frames, and cosmetic effects into one set. It also provides plenty of source material.