This plugin utilizes reCAPTCHA to help your blog stay clear of spam-registrations.
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
simpleContact ist ein einfaches Kontaktformular ohne viele Spielereien mit einem effektiven Spamschutz. Bleiben
Sie auf einfache Weise mit ihren Kund
Text Captcha uses riddles and math to make sure your posters are real instead of computers.
Another contact form with very scalable multi-type Fields. Uses Captcha, no Akismet. Can use external SMTP via wp_mail() or other Plugins. AJAX Suppor
Protect your forms from spam with hard to break and easy to read Secure CAPTCHA images from SecureCAPTCHA.net.
snSimple Email creates a simple email/contact form for your blog.
This plugin will help you to prevent auto comment spam submittions by clawlers and bots. Requires PHP5 and GD extention installed.
Asks the visitor making the comment to key in the disappeared chinese word. This is intended to prove that the visitor is a human being but a spam rob
We're sorry, but BotAlert/BotBlock is no longer available.
Asks the visitor making the comment to answer a simple math question. This is intended to prove that the visitor is a human being and not a spam robot
AntiBot Captcha - simple good-looking, but well-protected plugin against spam robots for your blog comments
yaCAPTCHA is a CAPTCHA plugin for WordPress that helps you block comment spam
from automated bots.
The whole idea to this plugin is to keep spammer robots from posting on your blog, reducing the space taken by spam messages in the database, and prev
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