Best theme security plugins for WordPress
The most popular theme security plugins for WordPress in November 2026, in WordPress.org’s own popular order, which follows active installs. InstallLock leads with fewer than 10 active installs. All 1 plugins tagged “theme security” 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 theme security plugins
- 1.
InstallLockThe most installed theme security plugin, with fewer than 10 active installs. No reviews yet, updated 7 hours ago.