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Very light invisible method to block auto-spam when spam comment is posted. Pings and trackbacks cheks for real backlink.

By: Tkama

(0)
Last Updated: 5 months ago
300+ active installs
Compatible up to: 4.0.4

Defeat automated spambots (even the new 'learning' bots with dynamically named hidden fields) by adding a client side generated checkbox.

By: Andy Bailey

(31)
Last Updated: 7 months ago
70,000+ active installs
Compatible up to: 4.0.4

A lightweight Formidable Pro anti-spam add-on that requires no interaction with the user.

By: thomstark

(1)
Last Updated: 7 months ago
90+ active installs
Compatible up to: 4.0.4

The AVH First Defense Against Spam plugin gives you the ability to block spammers before any content is served.

By: petervanderdoes

(9)
Last Updated: 7 months ago
10,000+ active installs
Compatible up to: 4.0.4

Adds new fields and requires new users to register additional fields (such as first name and last name) or any new field you wish to add. Note: WordP

By: Brian Novotny

(8)
Last Updated: 7 months ago
2,000+ active installs
Compatible up to: 4.0.4

Provides Visually Appealing Captchas to Enhance and Secure your WordPress pages. Fortified with ANTI-SPAM FILTER Protection and SPAM COUNTER.

By: alphaomegaplugins

(5)
Last Updated: 8 months ago
6,000+ active installs
Compatible up to: 3.7.7

Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP blogs from spammers and unwanted persons.

By: J. Kokkalis (BlueCoder)

(9)
Last Updated: 8 months ago
3,000+ active installs
Compatible up to: 4.0.4

This antispam plugin provides very simple(one-click) and powerful captcha for your blog.

By: ref

(2)
Last Updated: 8 months ago
2,000+ active installs
Compatible up to: 4.0.4

Antispam for bbPress 2.x

By: Daniel Hüsken

(2)
Last Updated: 8 months ago
900+ active installs
Compatible up to: 4.0.4

Our captcha is the free unique anti-spam solution. This captcha does not require any text typing. Moreover, the captcha contains social features.

By: KeyCAPTCHA

(2)
Last Updated: 8 months ago
10,000+ active installs
Compatible up to: 3.9.5

This plugin utilizes Google reCAPTCHA to help your blog stay clear of spams. You can use this plugin with Akismet and Contact Form 7.

By: Khang Minh

(17)
Last Updated: 10 months ago
20,000+ active installs
Compatible up to: 3.9.5

Dead simple and super lightweight anti-spambot WordPress plugin. No captcha, tricky questions or any other user interaction required at all.

By: pinoceniccola

(16)
Last Updated: 10 months ago
10,000+ active installs
Compatible up to: 4.0.4

A simple and efficient anti-spam plugin

By: strategio

(0)
Last Updated: 10 months ago
100+ active installs
Compatible up to: 3.9.5

An easy to use wordpress Captcha plugin to prevent spam on your site. You can use Image Captcha to protect comments and the admin panel.

By: Captcha Soft

(4)
Last Updated: 11 months ago
2,000+ active installs
Compatible up to: 3.9.5

A customisable human detection plugin, that isn't annoying. Seriously.

By: rclick

(3)
Last Updated: 11 months ago
80+ active installs
Compatible up to: 3.9.5

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

By: Todd Lahman

(40)
Last Updated: 12 months ago
100,000+ active installs
Compatible up to: 3.9.5

This plugin will make your blog more secure by adding rules which spambots will not pass.

By: mythemes

(0)
Last Updated: 12 months ago
500+ active installs
Compatible up to: 3.9.5

The Advanced WordPress Security plugin Developed by World Web Arts to protect your wordpress website from virus and malicious attack by permission set

By: World Web Arts

(2)
Last Updated: 12 months ago
1,000+ active installs
Compatible up to: 3.9.5

WP True Typed is an anti-spam plugin to protect your site from comment spam.

By: darrinb

(0)
Last Updated: 1 year ago
566 downloads
Compatible up to: 3.8.7

WangGuard - MailPoet Connector is a plugin for connect WangGuard plugin with MailPoet.

By: Jose Conti, maxidirienzo, InTouchSystem

(2)
Last Updated: 1 year ago
1,000+ active installs
Compatible up to: 3.9.5

Extremely simple, 0 configuration and 0 user/admin-interaction anti-spam plugin.

By: oneofone

(0)
Last Updated: 1 year ago
50+ active installs
Compatible up to: 3.9.5

Secure & Monetize your site with Solve Media's CAPTCHA replacement.

By: Ilia Fishbein, Jeff Weisberg

(3)
Last Updated: 1 year ago
1,000+ active installs
Compatible up to: 3.8.7

minotaur - Rid the internet of text CAPTCHAs!

By: socksticker

(0)
Last Updated: 1 year ago
139 downloads
Compatible up to: 3.7.7

This plugin protects your registered user base by preventing registration with a disposable email addresse (like the ones provided by mailinator).

By: philippe

(3)
Last Updated: 1 year ago
600+ active installs
Compatible up to: 3.8.7

This plugin adds a new form of captcha to your Buddy Press registration and comment forms. Use this plugin to prevent bots from spamming your website

By: Deric Johnson

(1)
Last Updated: 1 year ago
200+ active installs
Compatible up to: 3.8.7

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