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Best image optimisation plugins for WordPress

The most popular image optimisation plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. ImageKit leads with 1K+ active installs, ahead of EffortLess Simple Image Optimiser (30+) and Intrinsic Images for Woo (10+). All 7 plugins tagged “image 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 7 image optimisation plugins

  1. 1.
    ImageKit

    The most installed image optimisation plugin, with 1K+ active installs. Rated 4.7 from 13 reviews, updated 7 months ago. Tested only up to WordPress 6.9.11.

  2. 2.
    EffortLess Simple Image Optimiser

    30+ active installs. No reviews yet, updated 3 weeks ago.

  3. 3.
    Intrinsic Images for Woo

    10+ active installs. No reviews yet, last updated 5 years ago. Tested only up to WordPress 5.7.21.

  4. 4.
    Tieraxo Asset Booster

    Fewer than 10 active installs. No reviews yet, updated 1 day ago.

  5. 5.
    Simme Media Organiser

    Fewer than 10 active installs. No reviews yet, updated 2 weeks ago.

  6. 6.
    Photu

    Fewer than 10 active installs. No reviews yet, last updated 5 years ago. Tested only up to WordPress 5.8.19.

  7. 7.
    ITBoffins Image Scout

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

All 7 plugins tagged “image optimisation”