SpamScout
Light and invisible method to block spam when spam is posted.
Plugin Tag: antispam
μcaptcha
Integrates μcaptcha with WordPress, including comment and login/registration forms.
NF Captcha
NF Captcha adds Really Simple CAPTCHA element for human check.
ClickChina
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 comments,as clickcha)
FraudGrade
Protect Wordpress from hackers, bots and general bad users. Block connections from Proxies, VPN, Tor,…
Pipe Recaptcha – Spam Protection, Security Plugin for WordPress Forms
Pipe Recaptcha is funny, easy and more secure from spammers. It can be added into…
Bad Behaviour Log Reader
This plugin allows you to view the full Bad Behaviour logs from within Wordpress.
WPshore Contact Form 7 Spam Prevention
WPshore Contact Form 7 Spam Prevention helps you manage your Inbox to keep it free…
Super Simple SPAM Stopper
Prevents automated SPAM by requiring visitors to answer a question of your choosing (plaintext or…
Smart Captcha (reCAPTCHA)
Protect WordPress website forms from spam entries with Smart reCAPTCHA.
ZT Captcha
The simple captcha plugin was developed to keep the WordPress website safe. Captcha helps protect…
belingoAntiSpam
A simple and effective anti-spam plugin for WordPress.
Analytical Spam Filter
Block WordPress comment spam, trackback spam, and pingback spam through intelligent analytics instead of interactive…
Sargas reCAPTCHA
reCAPTCHA for login, signup, comment, WooCommerce, Mailchimp and other forms.
Katorymnd Contact Form
Katorymnd Contact Form is a simple but secure contact form Verified and ready to use.
Extended Antispambot
Obfuscation of email via the [antispambot]…[/antispambot] shortcode syntax using built-in Wordpress Codex functionality.
Antivirus Solution
Adds more security for your website. Server-side scanning. Performs deep website scans of all the…
***** Ctanfor Anti-Spam *****
Ctanfor Anti-spam is a small and lightweight anti-spam plugin. It is free for personal and…
Flair Antispam
Filter and unpublish contents (posts/comments) according to defined patterns and provides a way to analyze…
Free Net of Moderators
Maintaining a culture of online communication in the hands of the users themselves.