Fast Velocity Minify is compatible with all major hosting providers and CDNs.
A free WordPress plugin that merges and minifies CSS and JavaScript, inlines critical styles, and defers what can wait. With the controls you need for the sites where defaults are not enough.
Illustrative. Actual results depend on your theme, plugins, and settings.
40,000+ active installs/4.6/5 across 195 reviews/in production since 2016/GPL, no telemetry, free forever
What it does
Focused asset optimization, without pretending every site is the same.
Everything centers on CSS and JavaScript delivery: cut weight, reduce blocking behavior, and reuse processed assets. Each behavior can be tuned or excluded per file.
Merge and minify CSS and JavaScriptCombine many small files into a few compact ones, so the browser spends its time rendering instead of requesting.
Inline critical CSSMove above-the-fold styles into the document itself, so first paint stops waiting on a stylesheet download.
Defer or delay scriptsPush non-critical JavaScript out of the rendering path, with per-script exclusions where a theme needs special handling.
Cache and CDN friendly outputProcessed files are static and reusable, built to sit behind page caches and CDNs instead of fighting them.
From WordPress.org reviews
“Tried them all. The results, simplicity and unobtrusiveness of this plugin makes it the winner.”
No optimizer can safely rewrite every site's assets on defaults alone, and this one does not pretend to. It gives you controls and expects you to use them.
A good fit if
You check your site after enabling an optimization, and want per-file control when something needs excluding.
You maintain client sites and need settings that survive real themes, page builders, and plugin stacks.
You deploy with scripts: WP-CLI cache purging and custom cache path constants fit straight into automation.
Look elsewhere if
You want to press one button and never think about performance again. No minify plugin honestly delivers that.
You cannot test after changing settings. Merging and deferring assets on a live site you never look at is a gamble.
You need licensing, signed updates, and priority support across a portfolio. That is WP Raiser, our commercial toolkit.
Install
Add it to your next deploy.
Free from WordPress.org, or one line if your deploys speak WP-CLI.