Akismet Anti-Spam
Akismet checks your comments and contact form submissions against our global database of spam to…
The Sucuri WordPress Security plugin is a security toolset for security integrity monitoring, malware detection…
Honeypot for Contact Form 7 – Adds honeypot anti-spam functionality to CF7 forms.
Anti-spam plugin blocks automatic spam in comments section. No captcha.
Disqus is the web's most popular comment system. Use Disqus to increase engagement, retain readers,…
A lightweight plugin that protects email addresses from email-harvesting robots, by encoding them into decimal…
Adds reCaptcha v2 from Contact Form 7 5.0.5 that was dropped on Contact Form 7…
Spam protection, antispam, firewall, premium plugin. No spam comments & users, no spam contact form…
Stop WordPress Spam
Sets a cookie on a random URL that is then checked when a comment is…
Math Captcha is a 100% effective CAPTCHA for WordPress that integrates into login, registration, comments,…
Allow or disallow visitors from certain countries accessing (parts of) your website
Search the files and database of your WordPress install for signs that may indicate that…
Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site.…
Bad Behavior prevents spammers from ever delivering their junk, and in many cases, from ever…
Adds a clean image captcha to Contact Form 7
An extremely powerful antispam plugin that blocks spam-bots without annoying captcha images.
Simply protect your WordPress against spam comments and brute-force attacks thanks to Google reCAPTCHA for…
スパムコメントを無視して何もなかったように捨てる強力スパム対策プラグイン