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AI PageSpeed Optimizer for WordPress

Velox Cache

A free speed plugin for WordPress that sets itself up in a minute: answer two questions, click once, done.

Coming soon to the WordPress.org plugin directory. Want it on your site now? Ask us for early access.

Time to first byte
0.6 ms
Requests per second
5,600+

Measured, not promised

Same real server (Ubuntu, Apache, PHP 8, MariaDB), same Astra and Elementor site, cached pages compared.

SetupTime to first byteRequests per second
Velox Cache0.6 ms5,600+
Next-best free cache plugin1.3 ms2,000
No cache plugin105 ms17

PageSpeed Insights on the same site: 100 on mobile and 100 on desktop.

What it does

Page cache without PHP
Cached pages are served as static files by Apache or LiteSpeed, with a drop-in fallback. The cache is cleared automatically when posts, comments, menus, widgets or themes change, and refilled in the background from your XML sitemap.
Faster pages
HTML and CSS minify, critical CSS, removal of unused CSS, deferred JavaScript and JavaScript delayed until the first interaction. Payment, checkout, captcha, consent, form and slider scripts are never delayed.
Images and media
WebP and AVIF on upload and in bulk, lazy loading for images and iframes, a click-to-play YouTube preview, priority for the largest image and automatic image dimensions.
Set up in a minute
A setup wizard with Safe, Balanced and Maximum profiles, and a ? next to every setting that explains what it does, when to use it and what to watch out for.
See what is happening
The admin bar shows whether visitors get the current page from cache and, if not, why. Core Web Vitals from real visitors with a 30-day chart, and live CPU, memory, disk and OPcache gauges.
Shops and CDNs
WooCommerce ready: cart, checkout and account pages are never cached, and product pages refresh when stock or a sale changes. The Cloudflare cache is purged together with the Velox cache.

AI assistant, only if you want it

The assistant works with your own OpenAI or Anthropic key and stays off until you add one. It reads a technical summary of your site, proposes safe settings and fixes PageSpeed findings for mobile and desktop.

  • Step-by-step mode applies the safest change first, checks the home page and the latest post after every step, and undoes a step that breaks text, images or forms.
  • One click restores the settings from before the AI touched them.
  • Writes alt text for images that have none.
  • Site data is passed to the model as untrusted input, and its answers are checked against a whitelist before anything is shown or applied.

Built by a security company

  • What leaves your site

    Only when you click "Analyse site" or "Run PageSpeed": a technical summary (file names, image counts, theme and plugin names, your Velox settings) goes to the AI provider you chose. Visitor data, cookies and post content are never sent.

  • Signed model list

    Default AI model names are read from a small public file on angelforce.eu, at most once a day and only when the assistant is used. The plugin accepts it only with a valid AngelForce Ed25519 signature and only if it names small, low-cost models.

  • Hardened and audited

    Every admin action needs administrator rights and a security token. The only public endpoint, the Core Web Vitals beacon, takes five numbers, is size- and rate-limited. Version 2.0 shipped after an independent security audit.

Found a security problem in Velox Cache? Please tell us first, through our security.txt.

Requirements

WordPress
5.8 or later, tested up to 7.1
PHP
7.4 or later
Web server
Apache or LiteSpeed for static serving; on Nginx the PHP features work and the GZIP and caching rules are added by hand
Languages
English, Türkçe, Deutsch, Français, Español, Italiano, Português (Brasil), Русский
Price and licence
Free, GPLv2 or later
Latest version
2.0.1

Questions

Does it work on Nginx?

Yes. Page cache, minify, lazy load and the other PHP features work. The GZIP and browser caching rules have to be added to your Nginx configuration by hand.

I already use another cache plugin.

Use only one page-cache plugin at a time. Velox will not overwrite another plugin’s advanced-cache.php.

Can other plugins work with it?

Yes. Velox has a PHP API for plugins on the same site, for example to purge a page or read the cache status. Nothing is sent off the site.

A page looks wrong after optimisation. What now?

While logged in as an administrator, add ?velox_off=1 to the address to see the page without optimisation, then switch off the setting that causes it or choose a safer profile.

Want Velox on your site?

Ask us for early access before it reaches WordPress.org, or for help making a slow WordPress site fast.

Ask for early access
[email protected]

AngelForce OÜ · Tallinn, Estonia