Akismet

Akismet checks your comments and contact form submissions against our global database of spam to…


Automattic 3+ million active installs Tested with 4.8.1 Updated 2 weeks ago

WP-Optimize

WP-Optimize is WordPress's most-installed optimization plugin. With it, you can clean up your database easily…


David Anderson, Ruhani Rabin, Team Updraft 600,000+ active installs Tested with 4.8.1 Updated 6 months ago

Sucuri Security – Auditing, Malware Scanner and Security Hardening

The Sucuri WordPress Security plugin is a security toolset for security integrity monitoring, malware detection…


Sucuri Inc. 300,000+ active installs Tested with 4.8.0 Updated 3 weeks ago

Disqus Comment System

Disqus is the web's most popular comment system. Use Disqus to increase engagement, retain readers,…


Disqus 200,000+ active installs Tested with 4.6.6 Updated 4 months ago

Anti-spam

No spam in comments. No captcha.


webvitaly 100,000+ active installs Tested with 4.9 Updated 9 months 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…


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

Contact Form 7 Honeypot

Contact Form 7 Honeypot – Adds honeypot anti-spam functionality to CF7 forms.


Nocean 100,000+ active installs Tested with 4.7.5 Updated 9 months ago

Email Address Encoder

A lightweight plugin to protect email addresses from email-harvesting robots by encoding them into decimal…


Till Krüss 90,000+ active installs Tested with 4.8.1 Updated 8 months ago

Shield Security

Protect your website, your reputation, and your customers for free with Shield Security, the most…


iControlWP 60,000+ active installs Tested with 4.8.1 Updated 3 days ago

Spam protection FireWall, AntiSpam by CleanTalk

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


СleanTalk 50,000+ active installs Tested with 4.8.1 Updated 1 week ago

Exploit Scanner

Search the files and database of your WordPress install for signs that may indicate that…


Automattic 50,000+ active installs Tested with 4.7.5 Updated 2 months ago

Bad Behavior

Bad Behavior prevents spammers from ever delivering their junk, and in many cases, from ever…


Michael Hampton 50,000+ active installs Tested with 4.8.1 Updated 12 months ago

Growmap Anti Spambot Plugin

Defeat automated spambots (even the new 'learning' bots with dynamically named hidden fields) by adding…


Andy Bailey 40,000+ active installs Tested with 4.0.18 Updated 3 years ago

Spam Free WordPress

Todd Lahman's comment spam blocking plugin that blocks automated spam with zero false positives.


Todd Lahman, LLC 40,000+ active installs Tested with 4.4.10 Updated 2 years ago