Anti-Captcha (anti-spam botblocker)

Anti-Captcha is a transparent spam solution that does not require any end-user interaction.

Filidor Wiese 5,000+ active installations Tested with 4.0.0 Updated 4 years ago

Comment Link Remove and Comment Tools

Stop comment spammers. Remove Comment Author Link & Links from Comments, Unlink, Disable Comments, Delete…

QunatumCloud 3,000+ active installations Tested with 5.0.3 Updated 1 month ago

Verify Email for Caldera Forms

Send an email with a validate link to verify the email address before completing the…

Caldera Labs 2,000+ active installations Tested with 4.9.9 Updated 8 months ago

WP referrer spam blacklist (fight 521+ Referrer Spammers in (Google/Piwik) Analytics)

WordPress plugin to fight with 500+ referrer spammers (like semalt, buttons-for-website and many more).

Rolands Umbrovskis 1,000+ active installations Tested with 4.8.8 Updated 2 years ago