The Screenshotlayer Ruby Sample Code by Screenshotlayer demonstrates how to take screenshots from URLs by interacting with the API. By setting access key, setting secret keyword, and defining parameters, developers can receive a captured image from cnn.com
Cheezburger, one of the largest social humor networks on the Internet, has launched a new Cheezburger API which allows developers to create innovative applications (web, mobile and desktop) where users can experience the Cheezburger platform by sharing lolcats, memes, and other funny pictures.
PixLab offers a set of APIs that hopes to meet most of your media analysis and processing needs. Whether it's media storage, machine vision, or image processing you need; there is not much on the media analysis/editing market today that PixLab doesn't offer through RESTful APIs.