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Best classes plugins for WordPress

The most popular classes plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Widget CSS Classes leads with 80K+ active installs, ahead of Custom Classes (2K+) and Widget Classes (1K+). All 30 plugins tagged “classes” are below, with figures from WordPress.org that update every day.

Installs aren’t everything: a recent release, a “Tested up to” that matches the current WordPress, and support threads that get resolved show a plugin is looked after. Open any plugin for its downloads, rank history and alternatives.

Research this niche or see all plugins.

Top 10 classes plugins

  1. 1.
    Widget CSS Classes

    The most installed classes plugin, with 80K+ active installs. Rated 4.9 from 74 reviews, last updated 1 year ago. Tested only up to WordPress 6.7.11.

  2. 2.
    Custom Classes

    2K+ active installs. Rated 5.0 from 11 reviews, last updated 8 years ago. Tested only up to WordPress 4.8.34.

  3. 3.
    Widget Classes

    1K+ active installs. Only 1 review so far, last updated 16 years ago.

  4. 4.
    Ambrosite Body Class Enhanced

    200+ active installs. Rated 5.0 from 5 reviews, last updated 15 years ago. Tested only up to WordPress 3.2.1.

  5. 5.
    Custom Menu Class

    200+ active installs. Rated 3.2 from 6 reviews, last updated 10 years ago. Tested only up to WordPress 4.5.33.

  6. 6.
    Custom CSS classes for images

    100+ active installs. Only 3 reviews so far, last updated 11 years ago. Tested only up to WordPress 4.2.39.

  7. 7.
    MB Spirit for MINDBODY

    90+ active installs. Only 3 reviews so far, last updated 3 years ago. Tested only up to WordPress 6.3.14.

  8. 8.
    Gym Class Pass Manager

    50+ active installs. Only 1 review so far, updated 1 week ago.

  9. 9.
    MAJpage Menu Class Extender

    30+ active installs. Only 1 review so far, last updated 7 years ago. Tested only up to WordPress 5.2.30.

  10. 10.
    Extra Classes

    30+ active installs. Only 3 reviews so far, last updated 11 years ago. Tested only up to WordPress 4.2.39.

All 30 plugins tagged “classes”