Eliminate render blocking assets: Swift Performance not just minify and combine the CSS and javascript files, but it can create critical CSS on the fly for your pages. | Innovative, super fast cache: Swift Performance provide intelligent caching, you can cache AJAX requests and dynamic requests as well. | Image Optimizer: Swift Performance comes with a built-in image optimizer. You can losslessly compress your JPEG and PNG images, and improve your site’s performance. | CDN Support: Swift Performance provides CDN support. You can specify a hostname what will be used for static resources. You can also set 3 different hosts for CSS, JS and for media files.