Maspik – Spam Blacklist

Say goodbye to annoying spam – with Maspik you'll make unwanted messages a rarity and…

yonifre 20,000+ active installations Tested with 6.5.2 Updated 2 weeks ago

BSK Forms Blacklist

This plugin helps you avoid spam submissions from Gravity Forms, Formidable Forms, WPForms, Contact Form… 2,000+ active installations Tested with 6.4.4 Updated 5 months ago

Injection Guard

This plugin will block all unauthorized and irrelevant requests through query strings by redirecting them…

Fahad Mahmood 2,000+ active installations Tested with 6.2.5 Updated 12 months ago

User Domain Whitelist

The User Domain Whitelist/Blacklist plugin limits user registration to only registrants with an email address…

Warren Harrison 600+ active installations Updated 6 years ago


Gatekeeper allows administrators to take a WordPress site offline while leaving it accessible to authorized…

Jamie Wilson 300+ active installations Tested with 4.8.24 Updated 7 years ago

WP Spam Blacklister

The WP Spam Blacklister is a simple spam-prevention plugin that adds the IP address of…

Blue Liquid Designs 200+ active installations Tested with 3.4.2 Updated 12 years ago

Blacklisted IP Adresses

This plugin allows you to block specific IP addresses from accessing your WordPress site.

BoldizArt 100+ active installations Tested with 6.2.5 Updated 10 months ago


Plugin tool for assembling lists of IP addresses, emails, and URLs from spam comments.

bitacre 70+ active installations Tested with 3.5.2 Updated 11 years ago