Akismet Anti-Spam

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


Automattic 5+ million active installations Tested with 5.1.1 Updated ago

Antispam Bee

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


pluginkollektiv 400, 000+ active installations Tested with 5.1.1 Updated 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 5.1.1 Updated ago

Stop Spammers

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


Bryan Hadaway 40, 000+ active installations Tested with 5.0.4 Updated 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 4.6.14 Updated ago

WPBruiser {no- Captcha anti-Spam}

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


Mihai Chelaru 20, 000+ active installations Tested with 5.1.1 Updated ago

WordPress Captcha Plugin by Captcha Bank

Captcha Bank is a anti-spam captcha plugin for WordPress forms that adds secure image captcha…


Tech Banker 10, 000+ active installations Tested with 5.1.1 Updated 1 нэдиэлэ 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 4.4.18 Updated ago

Blackhole for Bad Bots

Blackhole is a WordPress security plugin that detects and traps bad bots in a virtual…


Jeff Starr 10, 000+ active installations Tested with 5.1.1 Updated ago

Conditional CAPTCHA

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


Samir Shah 7, 000+ active installations Tested with 5.0.4 Updated ago

Anti-Captcha (anti-spam botblocker)

Anti-Captcha is a transparent spam solution that does not require any end-user interaction.


Filidor Wiese 5, 000+ active installations Tested with 4.0.0 Updated ago