Earlier quoted context omitted.
Assuming you're not using ImageMagick, what are you using and what makes your solution superior? Do you have any benchmarks comparing against ImageMagick/GraphicsMagick?
(Employee of imgix here.) Most of our feature benefits are derived from being a "full-stack" imaging solution. Because we know a lot more about the request and the client, we're able to perform operations to deliver the best image possible. One of the ways we do this is our automatic content negotiation strategy, which will serve up WebP images for Chrome, JPEG XR for IE 10+, etc. These more modern file formats tend…
Rather than ImageMagick, how do your benchmarks compare against libvips?