This Plugin provides very simple and powerful captcha for your blog with wide variety of captcha methods and models.
The plugin sends an email message when a comment goes to the spam folder.
The plugin adds a No CAPTCHA reCAPTCHA tag in Contact Form 7, which can be used to include a No CAPTCHA reCAPTCHA anti-spam field.
Block 250+ spam sites, such as semalt.com and 4webmasters.org! Keep your website safe and your Google Analytics statistics clean and accurate.
Contact form with captcha plugin allows you to use a Google reCAPTCHA contact form on your blog. It requires PHP 5.0 or later.
Automatic updating of the comment blacklist in WordPress with antispam keys from GitHub.
Stop spam with a fun game instead of distorted text! PlayThru works effortlessly on blog comments, registration pages, lost password forms, and more.
Adds integration with Nocaptcha Mail.Ru service - free intelligent CAPTCHA service.
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.
Adds Graphic Captcha Protection field for login, registration, lost password, comments pages. Perfect antispam solution for your website.
Widget with simple and secure contact form.
LIBRO DE VISITAS- GUESTBOOK is the WordPress guestbook you've just been looking for. Beautiful, responsive,easy and multi-language.
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.
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.
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
Pass comments through the BotScout API and flag spam comments where appropriate.
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.
Very light invisible method to block auto-spam when spam comment is posted. Pings and trackbacks cheks for real backlink.
Integrates reCAPTCHA anti-spam methods with WordPress including comment and registration spam protection.
WPshore Contact Form 7 Spam Prevention helps you manage your Inbox to keep it free of unwanted e-mail messages.
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.
Antispam for bbPress 2.x
An easy to use wordpress Captcha plugin to prevent spam on your site. You can use Image Captcha to protect comments and the admin panel.
Prevent spams with hassle free captcha.
This plugin will make your blog more secure by adding rules which spambots will not pass.