Stop Spammers

Aggressive anti-spam plugin that eliminates comment spam, trackback spam, contact form spam, and registration spam. Protects against malicious attacks …


Bryan Hadaway 30,000+ active installs Tested with 4.8.1 Updated 2 weeks ago

Spam protection FireWall, AntiSpam by CleanTalk

Spam protection, antispam, all-in-one, premium plugin. No spam comments & users, no spam contact form & WooCommerce spam. Forget spam.


–°leanTalk 50,000+ active installs Tested with 4.8.1 Updated 2 weeks ago

WP-SpamShield Anti-Spam – All-in-One Spam Protection

All-in-one WordPress spam protection, with NO CAPTCHAs or other inconvenience to site visitors. The #1 most accurate WordPress anti-spam plugin.


Scott Allen 100,000+ active installs Tested with 4.8.1 Updated 1 month ago

User Registration Aide

Adds custom user fields to better manage users & members & customize login-registration page css & messages. Lets you customize the entire …


Brian Novotny 1,000+ active installs Tested with 4.7.5 Updated 4 months ago

CM Email Registration Blacklist

Block unwanted users from registering to your WordPress site with custom defined blacklist and whitelist rules.


CreativeMindsSolutions 400+ active installs Tested with 4.8.1 Updated 1 month ago

Open in New Window Plugin

Opens external links in a new window, keeping your blog page in the browser so you don't lose surfers to another site.


Keith P. Graham 8,000+ active installs Tested with 4.4-alpha-34721 Updated 2 years ago

iThemes Security (formerly Better WP Security)

iThemes Security is the #1 WordPress Security Plugin


iThemes 800,000+ active installs Tested with 4.8.1 Updated 4 weeks ago

Ban Hammer

Prevent people from registering via your comment moderation blacklist.


Mika Epstein 4,000+ active installs Tested with 4.8.1 Updated 7 months ago

WangGuard

The most advanced protection against sploggers and spam users registration, is fully WordPress,WordPress MU ,BuddyPress and bbPress 2.0 compatible


WangGuard 10,000+ active installs Tested with 4.7.5 Updated 7 months ago

Shield Security

Protect your website, your reputation, and your customers for free with Shield Security, the most powerful security system for WordPress


iControlWP 70,000+ active installs Tested with 4.8.1 Updated 6 days ago

WebEmailProtector | email address spam protection

Stop your website email addresses from being scraped and harvested by spammers with the best email obfuscator protection available.


David Srodzinski 800+ active installs Tested with 4.8.1 Updated 6 days ago

Advanced Invisible Anti-Spam

Block bots without annoying captchas. Cache friendly solution with rotating keys! Blocks comment, registration, and bbpress spam. Activate and done!


Matt Keys 1,000+ active installs Tested with 4.5.9 Updated 1 year ago