Cartpauj Register Captcha

Cartpauj Register Captcha does one simple task. It prevents SPAM signups through WordPress' default registration…


Cartpauj 4,000+ active installations Tested with 5.3 Updated 4 months ago

Math Comment Spam Protection

Asks the visitor making the comment to answer a simple math question. This is intended…


Michael Woehrer 4,000+ active installations Tested with 3.0.5 Updated 9 years ago

Easy Captcha

Several types of captcha to protect your site in one easy to use plugin.


wppal 3,000+ active installations Tested with 3.5.2 Updated 6 years ago

Securimage-WP

Block comment spam, malicious logins, and automated registrations by adding the powerful CAPTCHA protection of…


Drew Phillips 3,000+ active installations Tested with 4.9.12 Updated 2 years ago

Captcha Them All

In any online website, hackers and unscrupulous users will try and attack your website. Whether…


Benjamin Guy 3,000+ active installations Tested with 5.0.7 Updated 9 months ago

WP-reCAPTCHA-bp

Integrates reCAPTCHA anti-spam methods with WordPress sites using BuddyPress plugin, including comment and registration spam…


elrata_ 2,000+ active installations Tested with 4.9.12 Updated 9 months ago

Formidable Honeypot

Add SPAM protection to your Formidable forms without annoying your visitors with Captchas, math, or…


Ryan Pilling 1,000+ active installations Tested with 3.9.29 Updated 5 years ago

Mailster reCaptcha

Adds a reCaptcha™ to your Mailster subscription forms.


EverPress 1,000+ active installations Tested with 5.2.4 Updated 3 months ago

Blue Captcha

Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP…


Jotis Kokkalis (BlueCoder) 1,000+ active installations Tested with 4.2.25 Updated 4 years ago

Spam Captcha

This plugins avoids spam actions on your website (comments and contact form if you use…


SedLex 1,000+ active installations Tested with 4.5.13 Updated 4 years ago

BotBlocker

Kills spam-bots, leaves humans standing. No CAPTCHAS, no math questions, no passwords, just spam blocking…


Lform Design (Brandon Fenning) 1,000+ active installations Tested with 3.3.2 Updated 8 years ago