Akismet Spam Protection

The best anti-spam protection to block spam comments and spam in a contact form. The…


Automattic 5+ million active installations Tested with 6.0.2 Updated 2 months ago

Antispam Bee

Antispam plugin with a sophisticated tool set for effective day to day comment and trackback…


pluginkollektiv 700,000+ active installations Tested with 6.0.2 Updated 3 months ago

Email Address Encoder

A lightweight plugin that protects email addresses from email-harvesting robots, by encoding them into decimal…


Till Krüss 100,000+ active installations Tested with 6.0.2 Updated 4 months ago

Gravity Forms Zero Spam

Enhance your Gravity Forms to include anti-spam measures originally based on the work of David…


GravityKit 60,000+ active installations Tested with 6.0.2 Updated 1 month ago

WP Captcha

wp captcha prove that the visitor is a human being and not a spam robot.…


Devnath verma 10,000+ active installations Tested with 5.6.9 Updated 2 years ago

CryptX

No more SPAM by spiders scanning you site for email addresses. With CryptX you can…


Ralf Weber 10,000+ active installations Tested with 6.0.2 Updated 1 week ago

Spam Destroyer

Kills spam dead in it's tracks. Be gone evil demon spam!


Ryan Hellyer 9,000+ active installations Tested with 5.9.9 Updated 8 months ago

Kama SpamBlock

Light and invisible method to block auto-spam when spam comment is posted. Pings and trackbacks…


Kama 8,000+ active installations Tested with 5.8.5 Updated 11 months ago

Captcha Them All

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


Benjamin Guy 5,000+ active installations Tested with 5.0.17 Updated 4 years ago

WP Advanced Math Captcha

Math Captcha is a 100% effective CAPTCHA for WordPress that integrates into login, registration, comments,…


AntiCaptcha 4,000+ active installations Tested with 6.0.2 Updated 19 hours ago

WP Forms Puzzle Captcha

This plugin used to add Puzzle Captcha to WordPress login and Register form and various…


Nitin Rathod 4,000+ active installations Tested with 6.0.2 Updated 3 months ago