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Best addon plugins for WordPress

The most popular addon plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Primary Addon for Elementor leads with 6K+ active installs, ahead of G-Forms hCaptcha (2K+) and Elfsight Blocks for Elementor (2K+). All 74 plugins tagged “addon” 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 addon plugins

  1. 1.
    Primary Addon for Elementor

    The most installed addon plugin, with 6K+ active installs. Only 2 reviews so far, last updated 1 year ago. Tested only up to WordPress 6.7.11.

  2. 2.
    G-Forms hCaptcha

    2K+ active installs. Only 3 reviews so far, last updated 4 years ago. Tested only up to WordPress 6.0.18.

  3. 3.
    Elfsight Blocks for Elementor

    2K+ active installs. Only 2 reviews so far, updated 10 months ago. Tested only up to WordPress 6.8.12.

  4. 4.
    ACF

    2K+ active installs. No reviews yet, last updated 7 years ago. Tested only up to WordPress 5.0.0.

  5. 5.
    Timeline Express HTML Excerpts Add-on

    1K+ active installs. No reviews yet, last updated 3 years ago. Tested only up to WordPress 6.2.15.

  6. 6.
    GST Invoice for WooCommerce

    1K+ active installs. Rated 3.5 from 18 reviews, updated 2 months ago.

  7. 7.
    Date Time Field Add-On for Gravity Form

    1K+ active installs. Only 2 reviews so far, updated 10 months ago. Tested only up to WordPress 6.9.11.

  8. 8.
    Star Addons for Elementor

    700+ active installs. Only 1 review so far, updated 1 month ago.

  9. 9.
    reCAPTCHA for Ninja Forms

    600+ active installs. Rated 4.5 from 8 reviews, last updated 3 years ago. Tested only up to WordPress 6.4.14.

  10. 10.
    Timeline Express

    500+ active installs. No reviews yet, last updated 3 years ago. Tested only up to WordPress 6.2.15.

All 74 plugins tagged “addon”