Concise Antispam

Very simple antispam plugin. Users do not need to enter any captcha, working completely on…


Concise Studio 20+ active installations Tested with 6.0.3 Updated 3 months ago

FraudGrade

Protect Wordpress from hackers, bots and general bad users. Block connections from Proxies, VPN, Tor,…


FraudGrade 20+ active installations Tested with 4.9.22 Updated 5 years ago

GNA Google reCAPTCHA

This plugin allows you to implement Google reCAPTCHA (CAPTCHA) into your web forms.


Chris Dev 20+ active installations Tested with 4.7.25 Updated 6 years ago

SimpleForm reCAPTCHA

Protect your contact form from spam with Google reCAPTCHA before submission.


WPSForm Team 10+ active installations Tested with 5.9.5 Updated 9 months ago

JLA Antispam

Simple and lightweight form antispam.


Julien LARRART - Zapoa Multimédia 10+ active installations Tested with 6.0.3 Updated 6 months ago

Slide Captcha

Slide Captcha it is a WordPress plugin that add a slide captcha field to the…


Andrejj derevjanko 10+ active installations Tested with 4.7.25 Updated 6 years ago

Geo-Captcha & Geo-Blacklist

Geo-Captcha shows a captcha image only to countries you don't trust. Geo-Blacklists allows you to…


Deformed Design 10+ active installations Tested with 3.2.1 Updated 11 years ago

WPC – Antispam Bot

This plugin translate your email address into a link with encoded string.


WP Clinique 10+ active installations Tested with 5.7.8 Updated 2 years ago

RIDEN

Protect your site from spammers and bots with RIDEN’s "neighborhood watch".


RIDEN Software Corp. 10+ active installations Tested with 4.9.22 Updated 5 years ago

WP Stop Forum Spam

For test how it work simply install it and try to make a new comment…


Salvatore Noschese - DarkWolf 10+ active installations Tested with 3.5.2 Updated 10 years ago

Comment Form Access

This plugin gives two methods to limit access to comment form, that one can use…


Michel Boucey 10+ active installations Tested with 3.2.1 Updated 11 years ago

BotScout Comment Protection

BotScout is a third-party antispam service. It maintains a database of known spammer bots which…


Jimmy Peña 10+ active installations Tested with 4.1.37 Updated 8 years ago

SpamScout

Light and invisible method to block spam when spam is posted.


SpamScout 10+ active installations Tested with 6.0.3 Updated 4 months ago

μcaptcha

Integrates μcaptcha with WordPress, including comment and login/registration forms.


Luis Leiva 10+ active installations Tested with 5.4.12 Updated 3 years ago

NF Captcha

NF Captcha adds Really Simple CAPTCHA element for human check.


Jens Brunnert 10+ active installations Tested with 4.4.29 Updated 7 years ago