imgix - Real-time Image Processing. Resize, crop, and process images on the fly, simply by changing their URLs.
IMG.LY - Power Your Apps with IMG.LY | The Leading Provider of Design, Photo, and Video Editing SDKs
Cloudimage - Cloudimage.io is the easiest way to resize, store, and deliver your images to your customers through a rocket fast CDN.
Jimp - Jimp is an image processing library written entirely in JavaScript for Node.
Sirv - Dynamic image processing, hosting and rich-media for retailers and eCommerce.
Pixolution - Pixolution is an AI powered visual search engine, with custom training for specific image collections.