Best hardness plugins for WordPress
The most popular hardness plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. OPI Security Boost leads with 70+ active installs. All 1 plugins tagged “hardness ” 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.
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Top 1 hardness plugins
- 1.
OPI Security BoostThe most installed hardness plugin, with 70+ active installs. No reviews yet, updated 3 months ago.