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Best signature addon plugins for WordPress

The most popular signature addon plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. Digital Signature for eCommerce Checkout leads with 20+ active installs. All 1 plugins tagged “signature addon” 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 signature addon plugins

  1. 1.
    Digital Signature for eCommerce Checkout

    The most installed signature addon plugin, with 20+ active installs. Only 1 review so far, updated 1 month ago.

All 1 plugins tagged “signature addon”