SiteBrains blocks spam posts using a completely configurable set of rules. Both interactively as the user types and on our servers upon submission.
Integrates Picatcha image-identification CAPTCHA - anti-spam solution with WordPress including comment and registration.
Inserts Google’s new reCAPTCHA into Infusionsoft web forms
This plugin adds a new form of captcha to your Buddy Press registration and comment forms. Use this plugin to prevent bots from spamming your website
If you see referral spam in your analytics and would like to block it, this plugin is for you.
With this wp antispam plugin you can stop spammers commenting on your blog with poor comments looking for links.
This plugin adds the ease of use and security of Picatcha's Pix-Captcha to your Gravity Forms in WordPress. Why settle for a difficult to use tex
Block SPAM without any type of CAPTCHA - plugin add "HoneyTrap" (and a few other tricks) for comment form to block SPAMbots.
Captcha Booster is an effective and powerful plugin that protects you from spam, bots or automated scripts with bullet-proof validations.
Geo-Captcha shows a captcha image only to countries you don't trust. Geo-Blacklists allows you to disable comments for some countries.
Keep Your Site Happy, add Khush Captcha Anti-SpamBot Technology to your WordPress Registration and Comment Forms.
Make users Read More related posts and protect WordPress from spam. Displays extracts from blog posts or useful messages.
This plugin allows you to implement Google reCAPTCHA (CAPTCHA) into your web forms.
CAPTCHA with the sophistication of video advertising that protects your website from spam. Make money as we take human verification to the next level.
The most lightweight Google reCAPTCHA v2 comment anti-spam plugin!
Сaptcha generated numbers and latin characters. Designed for use in custom forms and displays a simple shortcode, and connect to log form.
The KomentBox comment system replaces your WordPress comment system with your comments hosted and powered by NLPCaptcha.
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
antispam question for signup and comment forms of wordpress, set by admin, supports Multisite mode
Tolero wordpress blog spam filter checks the submiter's bahavior. To operate properly it should have a physical access to the apache log file.
minteye - STOP SPAM, MAKE MONEY!
WPshore Contact Form 7 Spam Prevention helps you manage your Inbox to keep it free of unwanted e-mail messages.
The plugin sends an email message when a comment goes to the spam folder.
防止垃圾评论插件,点击正确的图形提交评论,仿"Clickcha"(Click on the Right picture to submit comments,to prevent spam comme
Prevent people from registering with emails that contain a subdomain to help reduce spam.
Block unwanted visitors from viewing your WordPress site.
Provides better email validations to protect your blog from spam comments and bots creating accounts.
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