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Best compatibility plugins for WordPress

The most popular compatibility plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Plugin Compatibility Checker leads with 10K+ active installs, ahead of Better Plugin Compatibility Control (4K+) and Eli's PHP Compatibility Scanner (1K+). All 36 plugins tagged “compatibility” 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 compatibility plugins

  1. 1.
    Plugin Compatibility Checker

    The most installed compatibility plugin, with 10K+ active installs. Rated 4.2 from 12 reviews, updated 2 weeks ago.

  2. 2.
    Better Plugin Compatibility Control

    4K+ active installs. Rated 4.3 from 19 reviews, updated 2 months ago.

  3. 3.
    Eli's PHP Compatibility Scanner

    1K+ active installs. Only 2 reviews so far, updated 1 month ago.

  4. 4.
    BrightLeaf Digital PHP Compatibility Scanner

    500+ active installs. No reviews yet, updated 2 weeks ago.

  5. 5.
    CompatNav

    300+ active installs. No reviews yet, updated 1 week ago.

  6. 6.
    Airworthy

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

  7. 7.
    Match Me for BuddyPress & BuddyBoss

    200+ active installs. Rated 4.6 from 12 reviews, updated 8 months ago. Tested only up to WordPress 6.9.11.

  8. 8.
    Sullivan Compatibility Plugin

    100+ active installs. No reviews yet, last updated 8 years ago. Tested only up to WordPress 4.8.34.

  9. 9.
    Debugger & Troubleshooter

    90+ active installs. Only 1 review so far, updated 2 weeks ago.

  10. 10.
    Compatibility Fix for Safe SVG

    10+ active installs. No reviews yet, updated 1 month ago.

All 36 plugins tagged “compatibility”