WordPress Captcha Plugins

Human-verification math quiz for login and forms. No Google reCAPTCHA.

A secure, animal-based CAPTCHA for WordPress forms featuring intelligent bot detection and multi-form integrations.

This is plugin to create simple contact form.

Protect WordPress forms from a user session coming from a residential proxy, malware proxy, or other endpoint based proxy network.

Add Google reCaptcha to the comments section on blog posts. Additional hooks for adding reCaptcha to custom forms.

Protect WordPress forms from spam using Cloudflare Turnstile. A privacy-friendly CAPTCHA alternative.

This is a free plugin to protect your WordPress website.

Protect your website in a unique way! Replace boring captcha used on forms with custom images.

Simple PHP-GD based captcha to replace tracking prone systems like Google recaptcha

Add a GDPR-ready image CAPTCHA and honeypot to Contact Form 7, WPForms, and Formidable Forms. Fight spam!

This is a very basic plugin but work efficiently. Any suggestions are welcomed and I assure users that I will make

reCAPTCHA for login, signup, comment, WooCommerce, Mailchimp and other forms.

ALAN Captcha is a privacy-first, GDPR compliant anti-bot solution that protects WordPress website forms, logins and more from spam, abuse and attacks.

Automatically maps the Cloudflare Turnstile widget language to the current site locale.

This plugin used to apply/add login captcha field to wordpress login form.

A lightweight WordPress plugin that protects your site from AI scrapers and bad bots using cryptographic JavaScript challenges.

This plugin protected a page by recaptcha and it show the page after captcha is solved

Advanced WordPress security plugin with AI bot detection, GeoIP access control, and Cloudflare Turnstile integration.

Protect your pages from bots, scrapers and spam — fully in the background and invisible to visitors. We stop bad visitors before they reach your site.

Adds Cloudflare CAPTCHA to the WordPress login page and optionally to all forms, including comments, to protect your site from spam and abuse.

Advanced Captcha Hub is a powerful plugin designed to enhance the security of your WordPress and WooCommerce store by implementing advanced captcha fu …

The "Google reCaptcha for WordPress" is a perfect security solution to protect your website from spam and abuse.

A gesture based CAPTCHA scheme. Integrates with Contact Form 7

Adaptive Login Form: Adjusting compromise between Comfort and Paranoia.

A lightweight captcha that protects your WordPress login page from automated bot attacks using a simple math challenge.

Gesture captcha —— Easy for human, hard for robots. Protect the login, register, lostpassword and comment forms, support woocommerce, ultimate member, …

A lightweight math CAPTCHA for WordPress login, Contact Form 7, and WooCommerce forms.

Veesing integrates SMS verification and captcha into WordPress registration forms. 中昱维信短信集成（注册页短信验证码）+ 图形验证码防刷。

Professional security plugin focused on hardening, and essential security best practices for business websites and WooCommerce stores.

The YouMe ID plugin provides two security features, i.e. an alternative CAPTCHA service and a quick login using smart phones.

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

Integrate Cloudflare Turnstile CAPTCHA for WordPress & WooCommerce forms with custom error messages, each form controlled individually

Protect your WordPress site from spam and abuse by adding Google reCAPTCHA to login, registration, password reset, and comment forms.