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Best site optimisation plugins for WordPress

The most popular site optimisation plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Preload LCP Image leads with 3K+ active installs. All 1 plugins tagged “site optimisation” 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 1 site optimisation plugins

  1. 1.
    Preload LCP Image

    The most installed site optimisation plugin, with 3K+ active installs. Rated 4.8 from 5 reviews, updated 6 months ago.

All 1 plugins tagged “site optimisation”