Math Comment Spam Protection

Asks the visitor making the comment to answer a simple math question. This is intended…


Michael Woehrer 2,000+ active installations Tested with 3.0.5 Updated 11 years ago

Simple Trackback Validation

Performs a simple but very effective test on all incoming trackbacks in order to stop…


Michael Woehrer 2,000+ active installations Tested with 2.9.2 Updated 12 years ago

Sabre

Sabre is an acronym for Simple Anti Bot Registration Engine. It's a set of counter…


Didier Lorphelin 2,000+ active installations Tested with 3.3.2 Updated 9 years ago

Bulk Comments Management

This plugin allows administrators to globally delete comments (spam, trash, unapproved comments), enable/disable comments on…


Yakup Hoca 2,000+ active installations Tested with 3.5.2 Updated 8 years ago

Yoast Comment Hacks

Make comments management easier by applying some of the simple hacks the Yoast team uses.


Team Yoast 2,000+ active installations Tested with 5.8 Updated 3 weeks ago

WP Advanced Math Captcha

Math Captcha is a 100% effective CAPTCHA for WordPress that integrates into login, registration, comments,…


AntiCaptcha 2,000+ active installations Tested with 5.7.2 Updated 4 months ago

Block List Updater

Automatic updating of the comment block list in WordPress with antispam keys from GitHub.


pluginkollektiv 2,000+ active installations Tested with 5.7.2 Updated 5 months ago

Forget Spam Comment

The ultimate solution to stop spam comments in the default commenting system of WordPress


Gulshan Kumar 1,000+ active installations Tested with 5.8 Updated 3 weeks ago

Analytics Spam Blocker

This plugin blocks spam sites like semalt.com and buttons-for-website.com and hundreds more. Report new domains…


Arnan de Gans 1,000+ active installations Tested with 5.6.4 Updated 6 months ago

Constructor for SiteOrigin

Creates a Widget to display a Masonry, Infinite scroll, filterable loop of posts or whatever…


mimothemes 1,000+ active installations Tested with 4.7.21 Updated 4 years ago

IntenseDebate Comments

IntenseDebate comments enhance and encourage conversation on your blog. Build your reader community, increase your…


IntenseDebate & Automattic 1,000+ active installations Tested with 5.0.13 Updated 3 years ago

Spam Honey Pot

Adds a hidden text field to the comment form to trap spam bots.


Matthew Turland 1,000+ active installations Tested with 2.9.2 Updated 6 years ago

Stop Referrer Spam

If you see referral spam in your analytics and would like to block it, this…


Krzysztof Wielogórski 1,000+ active installations Tested with 5.4.6 Updated 1 year ago