If you see referral spam in your analytics and would like to block it, this plugin is for you.
Todd Lahman's comment spam blocking plugin that blocks automated spam with zero false positives.
Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site. Supports Gravity Forms, Ninja Forms, BuddyPress & mo
Zero Spam makes blocking spam comments and registrations easy.
Are you frustrated by using CAPTCHAS in comments? We provide you a good and simple solution to combat bot spam and human spam without captcha or calcu
Comment spam prevention without moderation, captchas or questions
WordPress Tools for companies using WordPress as a CMS: Prevent comment spam,...
How to make your audience read more and Protect your blog form spam?. By displaying extracts from blog posts or simple messages in a CAPTCHA alternati
MP Spam Be Gone is the simplest, most effective Spam blocker.
Make users Read More related posts and protect WordPress from spam. Displays extracts from blog posts or useful messages.
SiteBrains blocks spam posts using a completely configurable set of rules. Both interactively as the user types and on our servers upon submission.
Contact Form made in Flex / Flash. Easy and simple to install, spam free and good looking :)
Spam Free Contact Form Plugin.