Better Captcha
Stop bad bots from attacking your forms using hCaptcha or simple maths questions
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Stop bad bots from attacking your forms using hCaptcha or simple maths questions
Protects WordPress website forms from spam and brute-force attacks with Google reCAPTCHA.
Protect your forms from spam with hard to break and easy to read Secure CAPTCHA…
Affiliates, Affiliates Pro and Affiliates Enterprise integration with the Captcha plugin.
Adds Mathematical Captcha to be solved in your form to prevent spam.
Hercules Recaptcha adds a Recaptcha to the comment form for non-logged in users. It uses…
A customisable human detection plugin, that isn't annoying. Seriously.
antispam question for signup and comment forms of wordpress, set by admin, supports Multisite mode
This plugin integrates Really Simple Captcha to the Buddypress registration page.
Protect your cf7 forms against spam and brute-force attacks. The plugin is invisible, compliant to…
Adds a text captcha to Contact Form 7
Adds an advanced clean image captcha to Contact Form 7
Validate your forms with a self hosted SVG Captcha.
Slide Captcha it is a WordPress plugin that add a slide captcha field to the…
Geo-Captcha shows a captcha image only to countries you don't trust. Geo-Blacklists allows you to…
A very simple captcha solution for Gravity Forms.
CaptchaFox is an easy-to-use and GDPR compliant bot protection service. Protect your WordPess forms from…
A simple free contact form with text-based spam prevention.
BT Captcha – simple, Bilingual, Flexible, Protect Your WP Blog Against Comment Spams