WordPress Anti-spam Plugins

Upload wpcf7_antispam folder to the /wp-content/plugins/ directory Activate the plugin through the 'Plugins' menu in WordPress Configure the …

WP-Mail-Validator is an anti-spam plugin. It provides mail-address validation in 5 ways:

EmailToAscii replaces email addresses in the content (post or page) by their ascii translation in order to avoid spam bots.

Lightweight, easy-to-configure Cloudflare Turnstile CAPTCHA protection for WordPress login, registration, comments, and password reset forms.

Your user can custom his own password on the registration screen with me.

The plugin DigoWatchWP scans your blog posts and pages for changes.

A simple and efficient anti-spam plugin

An anti-spam captcha using jQuery's UI slider. After the position of the slider is past 60% (default), it will enable the submit button.

Lemin Captcha is uniquely playful, robust, and effective. Through gamification, we are curing the pains of traditional CAPTCHA.

This plugin allows you to implement Google reCAPTCHA (CAPTCHA) into your web forms.

Use Radical to block spam comments

Block comment spam, brute-force logins and bot registrations with reCAPTCHA v3 or Cloudflare Turnstile. Lightweight, no bloat.

Prevents automated SPAM by requiring visitors to answer a question of your choosing (plaintext or regex).

Spam BLIP stops comment spam before it is posted, using DNS blacklists, existing comments marked as spam, and user defined lists.

A simple to use plugin that helps you keep your WordPress site clean of spam comments.

Advanced, lightweight, GDPR-compliant anti-spam protection for WordPress comments. No setup required.

Secure Signups helps to filter user registrations based on email domain, enabling a secure and controlled signup process.

Security plugin blocking spam bots from harvesting email addresses, phone numbers & addresses. Dual-layer anti-spam protection with auto-detection.

Firewall protection for comments. Blocks spam before it reaches your database with automatic link filtering and zero manual moderation.

With the uProc for Wordpress plugin you can easily verify if an email address really exists and is valid. Additionally, you can check all existing too …

Ctanfor Anti-spam is a small and lightweight anti-spam plugin. It is free for personal and commercial use. The vast majority of filtering operations a …

Replace ReCAPTCHA with a faster, user-friendly solution and block spammers & bots permanently

Advanced bot protection for WordPress using real-time behavioral analysis. Blocks malicious traffic while allowing legitimate users seamless access.

NoParam offers real-time email validation for WordPress to prevent fake signups and spam, improving email deliverability.

A modular, high-performance SQLite-backed contact form plugin with advanced security, anti-spam features, and zero database overhead.

Integrates Cloudflare Turnstile, Limits Login Attempts, and Disables XML-RPC to protect WordPress forms.

Apply a simple mathematical captcha to specific buttons by providing their CSS class or ID to prevent spamming.

Using AI large language models to automatically detect and filter spam comments, supporting APIs compatible with the OpenAI format.

A lightweight anti-spam plugin using honeypot, timing, keyword, and reCAPTCHA v2 Checkbox protection. Blocks bots silently while keeping UX clean.

Comments that Strip away HTML, but allow basic fonts in another way. Also includes some basic spam control options.

The ultimate solution to prevent spam comments like a ninja on the default commenting system for WordPress in WordPress.

A simple and lightweight yet rock-solid plugin that blocks comment spam using multiple automatic detection methods.

WordPress security plugin protecting from vulnerabilities, zero-day attacks, harvesters, spam, and hacking attempts.

Multi-layer spam protection for WordPress forms with honeypot, rate limiting, token validation & comprehensive bot detection.

Simple anti-spam plugin for WordPress blogs.