Upon activation, SpamLord eliminates the potential for automated spam comments, as well as trackback spam.
Secure & Monetize your site with Solve Media's CAPTCHA replacement.
BuddyPress - Validate XProfile data with PCRE regular expressions.
Vicomi comments is a free comment platform with a new cool, stylish graphic interface that replaces your default WordPress comment system.
Close comments, pingbacks and trackbacks on your posts automatically at intervals set by you
A lightweight plugin to protect email addresses from email-harvesting robots by encoding them into decimal and hexadecimal entities.
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.
Simple IP Ban is a lightweight ip / user agent ban plugin.
minotaur - Rid the internet of text CAPTCHAs!
Dead simple and super lightweight anti-spambot WordPress plugin. No captcha, tricky questions or any other user interaction required at all.
Help combat spam registrations by forcing the user to answer a simple math sum while registering for your BuddyPress-powered site
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.
This plugin protects your registered user base by preventing registration with a disposable email addresse (like the ones provided by mailinator).
Stop a lot of spambots from polluting your site by making visitors identify a custom word displayed as an image before commenting.
Anti-Captcha is a transparent spam solution that does not require any end-user interaction.
RSS link for this tag.