getscreenshot by rasterwise

GetScreenshot is a powerful programmable API that allows you to do screenshot operations at scale and for less than the existing solutions. This RESTful API can be accessed by any standard/popular client with HTTP capabilities. This means that almost any language with an HTTP request library or built-in module can make calls to GetScreenshot. A successful request to the API will return a simple JSON that includes a URL pointing to the resulting screen capture.