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
No spam in the Contact Form 7.Add anti-spambot functionality to the CF7,it blocks spam without using CAPTCHA.
A lightweight plugin to protect email addresses from email-harvesting robots by encoding them into decimal and hexadecimal entities.
Math Captcha is a 100% effective CAPTCHA for WordPress that integrates into login, registration, comments, Contact Form 7 and bbPress.
The Add new recaptcha google plugin allows you to implement a super security REcaptcha form into web forms.
No more SPAM by spiders scanning you site for email adresses. With CryptX you can hide all your email adresses, with and without a mailto-link, by con
Plugin to reject spam. Port from same author from http://www.phpbbantispam.com Actually visits the URL from commenter to spider for spamwords.
Antispam question for signup and comment forms of wordpress, set by admin, supports Multisite mode. The antispam question does not appear in single si
Stop spam with a fun, fast mini-game CAPTCHA! FunCaptcha is free, and works on every desktop and mobile device. For BuddyPress, Ninja Forms, Gravity F
To protect your Blog from automated spambots, this plugin adds invisible formfields to your comment form.
Contact Form 7 Honeypot - Adds honeypot anti-spam functionality to CF7 forms.
Pass comments through the BotScout API and flag spam comments where appropriate.
Block bots without annoying captchas. Cache friendly solution with rotating keys! Blocks comment, registration, and bbpress spam. Activate and done!
Contact form with captcha plugin allows you to use a Google reCAPTCHA contact form on your blog. It requires PHP 5.0 or later.
Text Domain: spam-killer Kills spam dead in its tracks. Be gone evil demon spam!
Protect your email address from spam bots. In other words "fool the bots". With the "nospam" short code, you can call the function
Enhance your Gravity Forms to include anti-spam measures originally based on the work of David Walsh's "Zero Spam" technique.
Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site.
Very light invisible method to block auto-spam when spam comment is posted. Pings and trackbacks cheks for real backlink.
Bad Behavior prevents spammers from ever delivering their junk, and in many cases, from ever reading your site in the first place.
Integrates reCAPTCHA anti-spam methods with WordPress including comment and registration spam protection.
Comment Spam Prevention without CAPTCHA. No CAPTCHA, No SPAM!
The fight against spam in comments by free service Yandex .NET Web
WPshore Contact Form 7 Spam Prevention helps you manage your Inbox to keep it free of unwanted e-mail messages.
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.
Write email addresses without worrying about spambots and email harvesters.
Antispam for bbPress 2.x
This Plugin provides a Shortcode to encrypt email addresses / links and protect them against spam.