WP-Hashcash
Client-side javascript blocks all spam bots. XHTML 1.1 compliant.
Client-side javascript blocks all spam bots. XHTML 1.1 compliant.
Kills spam dead in it's tracks. Be gone evil demon spam!
reCAPTCHA in WP comments form is an ANTISPAM tool that adds a Google reCAPTCHA to…
Light and invisible method to block auto-spam when spam comment is posted. Pings and trackbacks…
Several types of captcha to protect your site in one easy to use plugin.
Comment spam prevention without moderation, captchas or questions
Integrates reCAPTCHA anti-spam methods with WordPress sites using BuddyPress plugin, including comment and registration spam…
Enhance your Gravity Forms to include anti-spam measures originally based on the work of David…
WordPress plugin to fight with 500+ referrer spammers (like semalt, buttons-for-website and many more).
Block spam with cookies and JavaScript. All Spambots will remain away from your blog. Without…
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.
Spam Master is the Ultimate Spam Protection plugin that blocks new user registrations and post…
Client-side javascript blocks all spam bots. XHTML 1.1 compliant. Now with support for WordPress Versions…