Akismet

Akismet checks your comments and contact form submissions against our global database of spam to…


Automattic 5+ million active installations Tested with 4.8.2 Updated 4 semanas ago

Antispam Bee

Easy and extremely productive spam-fighting plugin with many sophisticated solutions. Includes protection against trackback spam…


pluginkollektiv 200.000+ active installations Tested with 4.7.6 Updated 6 meses ago

WP-SpamShield

Powerful and user-friendly WordPress anti-spam defense that prevents spam on blog comments, contact forms, registrations,…


Scott Allen 100.000+ active installations Tested with 4.8.2 Updated 4 días ago

Email Address Encoder

A lightweight plugin to protect email addresses from email-harvesting robots by encoding them into decimal…


Till Krüss 90.000+ active installations Tested with 4.8.2 Updated 10 meses ago

Growmap Anti Spambot Plugin

Defeat automated spambots (even the new 'learning' bots with dynamically named hidden fields) by adding…


Andy Bailey 40.000+ active installations Tested with 4.0.19 Updated 3 años ago

Spam Free WordPress

Todd Lahman's comment spam blocking plugin that blocks automated spam with zero false positives.


Todd Lahman, LLC 40.000+ active installations Tested with 4.4.11 Updated 2 años ago

Stop Spammers

Aggressive anti-spam plugin that eliminates comment spam, trackback spam, contact form spam, and registration spam.…


Bryan Hadaway 30.000+ active installations Tested with 4.8.2 Updated 2 meses ago

WordPress Zero Spam

Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site.…


Ben Marshall 20.000+ active installations Tested with 4.6.7 Updated 10 meses ago

Stop Spam Comments

Dead simple and super lightweight anti-spambot WordPress plugin. No captcha, tricky questions or any other…


Pino Ceniccola 10.000+ active installations Tested with 4.4.11 Updated 2 años ago

WPBruiser {no- Captcha anti-Spam}

An extremely powerful antispam plugin that blocks spam-bots without annoying captcha images.


Mihai Chelaru 10.000+ active installations Tested with 4.8.2 Updated 2 meses ago

Invisible Captcha

Smart invisible captcha for wordpress comments


Andrey Sorvin 10.000+ active installations Tested with 3.5.2 Updated 5 años ago

WP-Hashcash

Client-side javascript blocks all spam bots. XHTML 1.1 compliant.


Elliott Back 9.000+ active installations Tested with 3.0.5 Updated 7 años ago

Conditional CAPTCHA

Asks commenters to complete a simple CAPTCHA if they don't have a previously approved comment,…


Samir Shah 9.000+ active installations Tested with 4.7.6 Updated 11 meses ago

IP Ban

Simple IP Ban is a lightweight ip / user agent ban plugin.


Sandor Kovacs 8.000+ active installations Tested with 4.7.6 Updated 10 meses ago