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Best smo plugins for WordPress

The most popular smo plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. WordiZ leads with 20+ active installs, ahead of Update SEO Meta for Posts and Categories (10+) and Elokenz (10+). All 7 plugins tagged “smo” 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 5 smo plugins

  1. 1.
    WordiZ

    The most installed smo plugin, with 20+ active installs. Only 3 reviews so far, last updated 13 years ago. Tested only up to WordPress 3.6.1.

  2. 2.
    Update SEO Meta for Posts and Categories

    10+ active installs. Only 1 review so far, last updated 10 years ago. Tested only up to WordPress 4.1.42.

  3. 3.
    Elokenz

    10+ active installs. Only 3 reviews so far, last updated 12 years ago. Tested only up to WordPress 3.7.41.

  4. 4.
    WordiZ

    10+ active installs. Only 2 reviews so far, last updated 12 years ago. Tested only up to WordPress 3.7.41.

  5. 5.
    Gregius Optimizer

    Fewer than 10 active installs. No reviews yet, updated 4 months ago.

All 7 plugins tagged “smo”