WP referrer spam blacklist (fight 500+ Referrer Spammers in (Google/Piwik) Analytics)

WordPress plugin to fight with 500+ referrer spammers (like semalt, buttons-for-website and many more).


Rolands Umbrovskis 1,000+ active installs Tested with 4.7.4 Updated 3 months ago

MP Spam Be Gone

MP Spam Be Gone is the simplest, most effective Spam blocker.


MikesPickz Web Solutions, Inc. 1,000+ active installs Tested with 3.3.2 Updated 5 years ago

WP-Hashcash Extended

Client-side javascript blocks all spam bots. XHTML 1.1 compliant. Now with support for WordPress Versions…


Aziz B. 1,000+ active installs Tested with 3.3.2 Updated 5 years ago

Raven's Antispam

Powerful and invisible fighter against comment spam.


Peter Kahoun 1,000+ active installs Tested with 3.0.5 Updated 7 years ago

Comments Cleaner

This plugin removes all HTML tags, BBCode tags and links from added comments (including link…


Daniel Frużyński 1,000+ active installs Tested with 3.2.9 Updated 6 years ago

Anti Spam & Secure Captcha Plugin by Captcha Booster

Best Anti Spam and Secure Captcha solution by Captcha Booster. It protects your WordPress site…


Tech Banker 1,000+ active installs Tested with 4.7.4 Updated 3 days ago

Defensio Anti-Spam

Defensio is an advanced spam, malicious content and profanity filtering web service that learns and…


Websense, Inc. 1,000+ active installs Tested with 3.3.2 Updated 5 years ago

Yawasp – Yet Another WordPress Anti Spam Plugin

With the release of WordPress 2.8 development of Yawasp is discontinued!!! For further protection against…


Sven Kubiak, Lukas Sadzik 900+ active installs Tested with 2.7.1 Updated 8 years ago

Blacklist Updater

Automatic updating of the comment blacklist in WordPress with antispam keys from GitHub.


Sergej Müller 800+ active installs Tested with 4.2.14 Updated 2 years ago

WP Email Invisibliser

A simple plugin to hide emails from spambots. Simply use the shortcode [hide_email myemail@mydomain.com] to…


Adam Sargant 600+ active installs Tested with 3.4.2 Updated 4 years ago