Pictcha is a very unique & secure CAPTCHA.
minotaur - Rid the internet of text CAPTCHAs!
This is the new generation IceCaptcha plugin. The Anti-Spam security system misses no bots and does not disturb a human being.
Show spam statistics on your blog. (Now merged into SpamTask)
Extremely simple, 0 configuration and 0 user/admin-interaction anti-spam plugin.
Remove all links from comments
Industry leading bot detection and analytics through the use of the Ellipsis Human Presence score proprietary technology.
Uses CloudFlare IP Geolocation and poses the question; what is your country code?
The plugin adds links to bloggers posts for readers to contact them without scripts or work-a-rounds like my email is john (at) doe.com.