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>


Contact Form 7 Honeypot Plus

Nice plugin

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

Denis V (Artprima)

<p>AP HoneyPot WordPress Plugin, based on Jan Stępień’s http:BL, allows you<br />
to verify IP addresses of clients connecting to your blog against the Project<br />
Honey Pot database. Thanks to http:BL API you can quickly check whether your<br />
visitor is an email harvester, a comment spammer or any other malicious<br />
creature. Communication with verification server is done via DNS request<br />
mechanism, which makes the query and response even quicker. Now, thanks<br />
to AP HoneyPot WordPress Plugin any potentially harmful clients are denied<br />
from accessing your blog and therefore abusing it.</p>
<h4>Your Feedback Matters</h4>
<p>Bugs to report? Feature requests? Criticism? New ideas? We want to hear from<br />
you! Do not hesitate. Get in touch with us and share your views.</p>


AP HoneyPot WordPress Plugin

Hard to believe I've been using this fro over 3 years, and the previous one before for even longer. No I wonder this is still being maintained, but still using in the meantime. 

Updated 3 years ago and still works great

AP HoneyPot WordPress Plugin allows you to verify IP addresses of clients connecting to your blog against the Project Honey Pot database.

Contact Form 7 Honeypot Plus vs AP HoneyPot WordPress Plugin