Plugin Directory

WordPress Zero Spam

Zero Spam makes blocking spam comments a cinch. Install, activate and enjoy a spam-free site. Supports Gravity Forms, Ninja Forms, BuddyPress & mo

Is JavaScript required for this plugin to work?

Yes, that's what does the magic and keeps spam bots out.

I keep getting 'There was a problem processing your comment.'

Be sure JavaScript is enabled and there are no JS errors.

Can I extend the plugin with action hooks?

Yes, see below:

  • zero_spam_found_spam_registration - Runs after a spam registration is detected
  • zero_spam_found_spam_comment - Runs after a spam comment is detected
  • zero_spam_found_spam_cf7_form_submission - Runs after a spam Contact Form 7 form submission is detected
  • zero_spam_found_spam_gf_form_submission - Runs after a spam Gravity Form submission is detected
  • zero_spam_ip_blocked - Runs after a blocked IP attempts to visit the site
  • zero_spam_found_spam_buddypress_registration - Runs when a BuddyPress spam registration is detected
  • zero_spam_found_spam_nf_form_submission - Runs when a Ninja Forms submission is detected

Does this plugin support Contact Form 7 forms?

Yes! Thanks to @leewillis77.

Does this plugin support Gravity Forms forms?

Yes! Thanks to @shazahm1.

Does this plugin support BuddyPress?


Does this plugin support NinjaForms?


Does this plugin work with caching plugins like W3 Total Cache?

Yes! Thanks to @shazahm1.

Does this plugin work with multisite?

Yes! Thanks to @afragen. When using with multisite the plugin may be network activated or used individual sub sites.

Can I blacklist spammy IPs to CloudFlare?

Yes! Install Sunny and follow this guide.

Requires: 3.0.0 or higher
Compatible up to: 4.2.3
Last Updated: 2015-7-4
Active Installs: 10,000+


4.8 out of 5 stars


2 of 7 support threads in the last two months have been resolved.

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