Users Ultra Pro reCaptcha 3.0 Add-on
This is a free add-on for Users Ultra Pro 3.0 Plugin.
Plugin Tag: spam control
Easy WP Members reCaptcha Add-on
This is a free add-on for Easy WP Members Plugin.
WP Ticket Ultra reCaptcha Add-on
This is a free add-on for WP Ticket Ultra Plugin.
Ultimate Captcha reCAPTCHA Plugin for WordPress
This is a free plugin to protect your WordPress website.