XnConvert - XnConvert is an easy image converter for graphic files, photos and images available on Windows...
imgix - Real-time Image Processing. Resize, crop, and process images on the fly, simply by changing their URLs.
BatchPhoto - BatchPhoto is a batch photo editing software for Win and Mac that can convert, resize, annotate and watermark hundreds of photos in one go. Learn more and try it for Free!
Cloudimage - Cloudimage.io is the easiest way to resize, store, and deliver your images to your customers through a rocket fast CDN.
Batch Image Converter - Convert multiple images, photos, and pictures between 30+ formats: JPG, PNG, GIF, TIFF, BMP, JP2, J2K, TGA, PSD, RAW, DDS, PNM, WMF, ICO, SGI, HDR, LBM
Sirv - Dynamic image processing, hosting and rich-media for retailers and eCommerce.