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Modern web sites and mobile applications frequently showcase a rich set of images with various sizes and dimensions. Such services can even have their graphics, image resolutions and overall look & feel vary between different devices (desktop, mobile, etc.), and may change dramatically with constant upgrades.
One of our key requirements with Cloudinary was to help make image modifications as easy, intuitive and flexible as possible. Using our dynamic URLs, you can indeed resize, crop, alter shape and apply effects using simple URL parameters. New images are transformed on-the-fly in the cloud and the resulting thumbnails are optimized and delivered via a fast CDN. As a result, viewing different derived images of a single hi-res source is a snap. Here's an example of a dynamic image manipulation URL in action: