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Best check plagiarism plugins for WordPress

The most popular check plagiarism plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Plagiarism Checker By SST leads with 100+ active installs. All 1 plugins tagged “check plagiarism” 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 check plagiarism plugins

  1. 1.
    Plagiarism Checker By SST

    The most installed check plagiarism plugin, with 100+ active installs. Rated 3.0 from 10 reviews, last updated 2 years ago. Tested only up to WordPress 6.6.11.

All 1 plugins tagged “check plagiarism”