Live from WordPress.org · Sep 27, 2026
Best Custom JS Plugins for WordPress
11 plugins are tagged “custom js” on WordPress.org. We rank them by active installs and score every one on update freshness, compatibility, ratings and support — so you can pick a safe one in seconds. The most popular right now is Simple Custom CSS and JS with 600K+ active installs.
Top Custom JS plugins, head to head
All comparisons →How we rank
Popularity first, then a health check you can trust
Plugins are ordered the way WordPress.org ranks them for this category. Next to each one you’ll see its health score, so a popular-but-neglected option never sneaks into your stack.
- 25 Update freshness
- 20 Works with the latest WordPress
- 25 Rating, weighted by review count
- 15 Support threads resolved
- 15 Active installs
Popular plugins categories
FAQ
Quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 27, 2026
What is the most popular custom js plugin for WordPress?
Simple Custom CSS and JS is the most popular custom js plugin with 600K+ active installs and a 4.4/5 rating on WordPress.org.
How many custom js plugins are on WordPress.org?
There are currently 11 plugins tagged “custom js” in the official WordPress.org plugin directory.
Which custom js plugin has the best rating?
Among the most-installed options, Simple Custom CSS and JS has the highest rating at 4.4/5 from 103 reviews.
Are these custom js plugins actively maintained?
0 of the top 11 custom js plugins were updated in the last 30 days. Check each plugin’s health score for update freshness, WordPress compatibility and support responsiveness.
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