spam prevention – The unofficial WordPress Plugin Directory

Email Blocklist

Keep your WordPress site clean by blocking signups and comments from temporary or disposable email domains. 100% free, no paid APIs.

Add Hashcash spam protection to Contact Form 7.

Prevent disposable email addresses from registering or commenting on your site with MailCheck.ai.

Block specific emails, domains, IPs, countries, and text in Gravity Forms submissions with logging and statistics.

Add email verification to Elementor forms: users confirm via code, ensuring valid submissions and reducing spam.

Block emails or domains from WooCommerce and WordPress signups. Supports wildcards, disposable email blocking, bulk import, CSV export, and logs.

Real-time email validation for WordPress forms. Block invalid, disposable, and risky emails to keep your database clean and improve deliverability.

Automatically insert Project Honeypot links into your pages and block IP addresses that are listed on various block lists you can choose from.

Simple Google reCAPTCHA (v2 and v3) for WordPress, 100% free, no hidden premium, no catches. Supports WooCommerce and Contact Form 7.

Disable default WP registration page.