Richard Phillips

<p>SpamScrubber helps block bots and spam submissions by:<br />
– Adding a customizable delay to all form submit buttons.<br />
– Obfuscating form actions for non-JavaScript users.<br />
– Adding a honeypot field (with customizable label) to trap bots.<br />
– Blocking direct POSTs by requiring a JavaScript token.<br />
– Providing admin stats for various spam attempt types.</p>
<h3>License</h3>
<p>This plugin is free software released under the GPLv2 or later.</p>


SpamScrubber

A simple and robust anti-spam plugin that adds a submission delay, JavaScript token, and a honeypot field to your site's forms.

wpdebuglog

<p>This is a highly powerful contact form  7 anti-spam add-on. It is introducing a new hidden field and check that one value is correct or not.</p>
<h4>Features of Contact Form 7 Honeypot Plus</h4>
<ul>
<li>No configuration is needed</li>
<li>Better anti-spam functionality</li>
<li>No need any ugly captcha.</li>
</ul>


Honeypot Plus for Contact Form 7

Nice plugin

Honeypot Plus for Contact Form 7 - Adds honeypot plus anti-spam functionality to Contact Form 7 forms.

SpamScrubber vs Honeypot Plus for Contact Form 7