Javascript

Create custom "Shortcodes" easily for HTML, JavaScript, CSS code snippets and use the shortcodes within posts, pages & widgets

Get information about calls to deprecated jQuery features in plugins or themes.

Enables browsers to speculatively prerender or prefetch pages to achieve near-instant loads based on user interaction.

Optimize PageSpeed Performance & Core Web Vitals, Advanced Cache, Minify CSS & JavaScript, Inline Critical CSS, Defer CSS & JS, Smush & Lazy Load, CDN

Async Javascript lets you add 'async' or 'defer' attribute to scripts to exclude to help increase the performance of your WordPres …

Purges cache on WPEngine, W3TC, WP Super Cache, WP Fastest Cache when widgets, menus, settings update. Forces browsers to reload CSS and JS files.

Delay JavaScript to improve speed and performance by loading scripts only when needed, reducing render-blocking for a faster and smoother user experie …

This plugin updates jQuery to the latest stable version on your website.

This plugin allows Admin users to individually add HTML, custom CSS, Classes and JavaScript directly to Post, Pages or any other custom post types.

Offloads select JavaScript execution to a Web Worker to reduce work on the main thread and improve the Interaction to Next Paint (INP) metric.

Auto-boost your SEO with 100% crawlable by Search Engines, hidden content! Readers will be able to expand more content without refreshing the page, si …

Simple plugin to add script to header and footer for individual pages & posts

Lazy loading for images and iframes makes your site load faster and saves bandwidth. Uses no external JS libraries and degrades gracefully for non-js …

Code Embed provides a very easy and efficient way to embed code (JavaScript, CSS and HTML) in your posts and pages.

Easily add custom CSS and JavaScript code to your WordPress site, with draft previewing, revisions, and minification!

Add custom JavaScript to your site from a professional editor in the WordPress admin.

A lightweight plugin that automatically minifies, compresses, and caches HTML, CSS, and JavaScript on demand to improve your website’s load speed.

Add CSS, JavaScript, PHP and HTML code snippets to your site. For AI-powered snippets, get our free plugin here: wpsnippets.ai

Allows your site to use common javascript libraries from Google's AJAX Libraries CDN, rather than from WordPress's own copies.

Lets you use raw HTML or any other code in your posts. You can also disable smart quotes and other automatic formatting on a per-post basis.