W3 Total Cache

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W3 Total Cache improves the SEO and user experience of your site by increasing website performance, reducing download times via features like content delivery network (CDN) integration. The only web host agnostic WordPress Performance Optimization (WPO) framework recommended by countless web developers and web hosts. Trusted by numerous companies like: AT&T, stevesouders.com, mattcutts.com, mashable.com, smashingmagazine.com, makeuseof.com, kiss925.com, pearsonified.com, lockergnome.com, johnchow.com, ilovetypography.com, webdesignerdepot.com, css-tricks.com and tens of thousands of others. An inside look: BENEFITS Improvements in search engine result page rankings, especially for mobile-friendly websites and sites that use SSL At least 10x improvement in overall site performance (Grade A in WebPagetest or significant Google Page Speed improvements) when fully configured Improved conversion rates and “site performance” which affect your site’s rank on Google.com “Instant” repeat page views: browser caching Optimized progressive render: pages start rendering quickly and can be interacted with more quickly Reduced page load time: increased visitor time on site; visitors view more pages Improved web server performance; sustain high traffic periods Up to 80% bandwidth savings via minify and HTTP compression of HTML, CSS, JavaScript and feeds KEY FEATURES Compatible with shared hosting, virtual private / dedicated servers and dedicated servers / clusters Transparent content delivery network (CDN) management with Media Library, theme files and WordPress itself Mobile support: respective caching of pages by referrer or groups of user agents including theme switching for groups of referrers or user agents Accelerated Mobile Pages (AMP) support Secure Socket Layer (SSL) support Caching of (minified and compressed) pages and posts in memory or on disk or on (FSD) CDN (by user agent group) Caching of (minified and compressed) CSS and JavaScript in memory, on disk or on CDN Caching of feeds (site, categories, tags, comments, search results) in memory or on disk or on CDN Caching of search results pages (i.e. URIs with query string variables) in memory or on disk Caching of database objects in memory or on disk Caching of objects in memory or on disk Caching of fragments in memory or on disk Minification of posts and pages and feeds Minification of inline, embedded or 3rd party JavaScript (with automated updates) Minification of inline, embedded or 3rd party CSS (with automated updates) Browser caching using cache-control, future expire headers and entity tags (ETag) with “cache-busting” JavaScript grouping by template (home page, post page etc) with embed location control Non-blocking JavaScript embedding Import post attachments directly into the Media Library (and CDN) WP-CLI support for cache purging, query string updating and more Various security features Caching statistics for performance insights Extension framework for customization or extensibility e.g. New Relic, Cloudflare, WPML and more Reverse proxy integration via Nginx or Varnish Improve the user experience for your readers without having to change WordPress, your theme, your plugins or how you produce your content. What users have to say: Read testimonials from W3TC users. Who do I thank for all of this? It’s quite difficult to recall all of the innovators that have shared their thoughts, code and experiences in the blogosphere over the years, but here are some names to get you started: Steve Souders Steve Clay Ryan Grove Nicholas Zakas Ryan Dean Andrei Zmievski George Schlossnagle Daniel Cowgill Rasmus Lerdorf Gopal Vijayaraghavan Bart Vanbraban mOo Please reach out to all of these people and support their projects if you’re so inclined.