Automattic

Donncha O Caoimh (a11n)

Jeremy Herve

Brandon Kraft

Devin Walker

Brad Jorsch

Eric Binnion

rheinardkorf

Nauris

Mark (a11n)

Andrei (a11n)

Pete (a11n)

Adnan Haque (a11n)

Ben Dwyer

Peter Petrov

danwalmsley

davidlonjon

Jaroslav "Dero" Polakovic

exelero

Karthik Bhat

Liam Sarsfield (a11n)

Speed up your WordPress site by optimizing page performance with Jetpack Boost. Easily activate one-click optimizations to boost your Core Web Vitals.
Did you know that a faster website:-
<ul>
<li>Ranks higher on Google.</li>
<li>Improves bounce rate (people stay on your site for longer).</li>
<li>Increases your conversion rate.</li>
</ul>
Increase your website performance and speed up your website with one-click optimizations that supercharge your WordPress site’s performance and improve core web vitals scores for better search engine listings.
Improving Core Web Vitals helps you rank higher on Google. A faster website also improves your SEO, helps you reduce your bounce rate and increase your ecommerce conversion rate.
<ul>
<li>Largest Contentful Paint (LCP): Measures loading performance. Improve your LCP and improve your website loading speed.</li>
<li>First Input Delay (FID): Measures interactivity. To improve user experience pages should have a low FID.</li>
<li>Cumulative Layout Shift (CLS): Measures visual stability. Lowering your CLS helps improve your user experience.</li>
</ul>
<h3>Performance Modules</h3>
Optimize your website with the same techniques used on the world’s most successful websites.
Each technique that is used to increase website performance is packaged up as a module that you can activate and try out.
Currently, the plugin has 6 performance modules available:
<ol>
<li>
Optimize CSS Loading generates Critical CSS for your homepage, posts and pages. This can allow your content to show up on the screen much faster, particularly for viewers using mobile devices.
Read more about critical CSS generation at <a href="https://jetpack.com/redirect/?source=jetpack-boost-critical-css" rel="nofollow ugc">web.dev</a>
</li>
<li>
Page Cache speeds up your site by saving pages as static files. These files are quickly served to visitors, reducing load times and enhancing user experience.
</li>
<li>
Defer Non-Essential JavaScript moves some tasks to after the page loads, so that important visual information can be seen sooner and your website loads quicker.
Read more about deferring JavaScript at <a href="https://jetpack.com/redirect/?source=jetpack-boost-defer-js" rel="nofollow ugc">web.dev</a>
</li>
<li>
Image Guide is a must-have feature for anyone who wants to optimize the images on their website. With this guide, you can ensure that the images on your site are the right size and dimensions, which is critical for improving user experience, page speed, and site ranking. Following the tips and best practices outlined in the guide, you can reduce image file sizes and speed up your site. Check out our <a href="https://jetpack.com/support/jetpack-boost/image-performance-guide/" rel="nofollow ugc">support page</a> to learn more about this feature and how it can help you achieve a faster and smoother website experience for your users.
</li>
<li>
Image CDN allows your site to serve automatically-resized images in modern web formats directly from Jetpack’s worldwide Content Delivery Network.
Read more about Image CDNs at <a href="https://web.dev/image-cdns/" rel="nofollow ugc">web.dev</a>
</li>
<li>
Concatenate and Minify CSS and JS combines and shrinks your JavaScript and CSS resources to reduce the number and size of requests to your server, ensuring your content loads faster.
Read more about minifying files at <a href="https://web.dev/minify-css/" rel="nofollow ugc">web.dev</a>
</li>
</ol>
Don’t want to have to manually generate your critical CSS each time you update your site? Let us do the heavy lifting for you with automated critical CSS – each time you update your site we will automatically regenerate your critical CSS and update your performance scores. Upgrading also gives you dedicated email support access.
<h3>With 💚 by Jetpack</h3>
This is just the start!
We are working hard to bring more features and improvements to Jetpack Boost. Let us know your thoughts and ideas!
We’d also like to give a special THANK YOU to the XWP team who provided help with initial research and scoping of the plugin and were engaged with our team throughout the project.

Jetpack Boost – Website Speed, Performance and Critical CSS

10 seconds, one click, and improved my site speed by 12%. I'll take it.

Quick and easy


Boost is an easy-to-use plugin. The interface to improve CSS is just one click! 


Very easy to use


Tackled request with care. Expert team has a superb experience.


Awesome app in the history

Speed up your WordPress site with one-click optimizations like Page Cache, Critical CSS, and Image CDN to improve Core Web Vitals.

Pierre Lannoy

Hosterra

Truthful user experience and browsing performances monitoring.
Vibes is a robust user experience and browsing performances monitoring solution that analyzes perceived performances from users’ viewpoint.
It is fully autonomous – does not rely on external services and does not require any API keys, works on any type of hosting and in any type of environment – including staging, intranets or password protected sites.
By continuously monitoring user experience, Vibes can report:
<ul>
<li>navigation performance KPIs per pages – like latency, redirections, browser caching hit rates, etc.;</li>
<li>network timelines as if you were in the dev tools of your users’ browsers;</li>
<li>resources details – like initiators, protocols, mime types, average sizes, etc.;</li>
<li>Web Vitals: LCP, FID, CLS, FCP and TTFB.</li>
</ul>
It can segment all this data per:
<ul>
<li>user type (anonymous vs. authenticated);</li>
<li>channel (frontend vs. backend);</li>
<li>country (requires the free <a href="https://wordpress.org/plugins/ip-locator/" rel="ugc">IP Locator</a> plugin);</li>
<li>device classes and types (requires the free <a href="https://wordpress.org/plugins/device-detector/" rel="ugc">Device Detector</a> plugin).</li>
</ul>
Vibes supports multisite report delegation (see FAQ).
Vibes supports WP-CLI commands to:
<ul>
<li>display (past or current) performances signals in console – see <code>wp help vibes tail</code> for details;</li>
<li>toggle on/off main settings – see <code>wp help vibes settings</code> for details.</li>
</ul>
For a full help on WP-CLI commands in Vibes, please <a href="https://perfops.one/vibes-wpcli" rel="nofollow ugc">read this guide</a>.
<blockquote>
Vibes is part of <a href="https://perfops.one/" rel="nofollow ugc">PerfOps One</a>, a suite of free and open source WordPress plugins dedicated to observability and operations performance.
</blockquote>
Vibes is a free and open source plugin for WordPress. It integrates many other free and open source works (as-is or modified). Please, see ‘about’ tab in the plugin settings to see the details.
<h4>Support</h4>
This plugin is free and provided without warranty of any kind. Use it at your own risk, I’m not responsible for any improper use of this plugin, nor for any damage it might cause to your site. Always backup all your data before installing a new plugin.
Anyway, I’ll be glad to help you if you encounter issues when using this plugin. Please read carefully the FAQ at the bottom of this page before requesting support.
<h4>Donation</h4>
If you like this plugin or find it useful and want to thank me for the work done, please consider making a donation to <a href="https://www.laquadrature.net/en" rel="nofollow ugc">La Quadrature Du Net</a> or the <a href="https://www.eff.org/" rel="nofollow ugc">Electronic Frontier Foundation</a> which are advocacy groups defending the rights and freedoms of citizens on the Internet. By supporting them, you help the daily actions they perform to defend our fundamental freedoms!

Vibes

Great plugin

Truthful user experience and browsing performances monitoring.

Jetpack Boost – Website Speed, Performance and Critical CSS vs Vibes