Contact Form Zero

Add a stupidly simple and lightweight contact form to your website with [contact-form-zero].


Bryan Hadaway 30+ active installations Tested with 6.0 Updated 3 weeks ago

CIDRAM

CIDRAM: A PHP-level CIDR/IP-based firewall solution.


Caleb Mazalevskis 20+ active installations Tested with 5.9.3 Updated 2 months ago

Kratos Anti Spam

Stop SPAM! Stop HAKING! No annoying CAPTCHA for your users! As simple as that!


Softpill.eu 20+ active installations Tested with 4.3.28 Updated 7 years ago

Spam_BLIP

Spam BLIP stops comment spam before it is posted, using DNS blacklists, existing comments marked…


Ed Hynan 20+ active installations Tested with 5.5.9 Updated 2 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 4.7.23 Updated 6 years ago

No Spam

A simple and efficient anti-spam plugin


Pierre SYLVESTRE 20+ active installations Tested with 3.9.36 Updated 8 years ago

Concise Antispam

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


Concise Studio 10+ active installations Tested with 6.0 Updated 2 weeks ago

WPMU Block Spam By Math

This plugin protects your WPMU signup process against spambots with a simple math question.


James Pegram (based on the work by Alexander Grau) 10+ active installations Tested with 3.0.5 Updated 11 years ago

EmailToAscii

EmailToAscii replaces email addresses in the content (post or page) by their ascii translation in…


Benoit Gilloz 10+ active installations Tested with 2.9.2 Updated 12 years ago

Radical

Use Radical to block spam comments


AQP hosting 10+ active installations Tested with 5.8.4 Updated 6 months ago

RIDEN

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


RIDEN Software Corp. 10+ active installations Tested with 4.9.20 Updated 4 years ago

SimpleForm Akismet

Do you get junk emails through your contact form? This plugin for SimpleForm helps prevent…


WPSForm Team 10+ active installations Tested with 5.9.3 Updated 2 months ago

Anti-Spam Zapper for WordPress

Anti-Spam Zapper will automatically remove spam comments and block spambots without annoying CAPTCHAs. Protect your…


DesignSmoke Web Design 10+ active installations Tested with 5.1.13 Updated 3 years ago

Super Simple SPAM Stopper

Prevents automated SPAM by requiring visitors to answer a question of your choosing (plaintext or…


Ben Gribaudo, LLC 10+ active installations Tested with 4.4.27 Updated 6 years ago