WordPress Captcha Plugins

Geo-Captcha shows a captcha image only to countries you don't trust. Geo-Blacklists allows you to disable comments for some countries.

3D objects-based CAPTCHA to get rid of spam in comments.

This plugin add a simple math captcha to comment form.no javascript,no css included,just some php code.should just stop robot spammers.

Slide Captcha it is a WordPress plugin that add a slide captcha field to the WordPress comment form.

NF Captcha adds Really Simple CAPTCHA element for human check.

AI-powered, invisible CAPTCHA for WordPress forms – login, registration, WooCommerce, and more. Block bots without annoying your users.

Private Captcha protects your WordPress website from spam and abuse with a privacy-first, independent CAPTCHA solution made in EU.

Coinhive Captcha to your logins and comments and protect your site while earning Monero.

WordForm – A powerful yet user-friendly drag-and-drop form builder for WordPress websites. Effortlessly create custom forms with advanced field option …

An easy and powerful form builder that lets your visitors send you email. Blocks all automated spammers. No templates to mess with.

Asks the visitor making the comment to key in the disappeared chinese word. This is intended to prove that the visitor is a human being but a spam rob …

CAPTCHA in Thai เป็นการบริการฟรี CAPTCHA ที่เป็นภาษาไทย ในลักษณะของการแก้ไขคำที่มักเขียนผิด คำอ่าน สุภาษิต และคำราชาศัพท์ต่างๆ

Captcha Enjoy ile sitenizi botlardan koruyun, site içerigiyle ilgili eglenceli sorularla kullanıcılarınızı göz bozan captchalardan kurtarın.

An easy to modify poll system that uses Google Charts to display the results

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

Complete site security with Cloudflare Turnstile, Math & Character CAPTCHA. High-performance protection for Login, Registration, and Comment forms.

Integrates a logic captcha to verify that the registrant is a human and not a spam bot instead of using distorted images or audio.

实现网站登录用户和注册用户的时候，显示弹层中文点击验证码，防止恶意注册，恶意内容发表，恶意评论.

A very simple captcha solution for Gravity Forms.

Provides functions to easily display and validate a reCAPTCHA

Custom Responsive Contact, Login & Register Forms with Captcha. Redirection of Register and Login links to a theme based Register page.

The plugin adds a fancy drag and drop (or click on mobile and tablets) captcha field to specific forms you choose by inserting the tag, classname or f …

Protect your cf7 forms against spam and brute-force attacks. The plugin is invisible, compliant to GDPR and DSGVO.

SecurelyWP is a simple security plugin that protects your WordPress site right after activation—no setup needed for most features.

LazyCaptcha is a small and lazy plugin to prevent bots from spamming your comments.

Pipe Recaptcha is funny, easy and more secure from spammers. It can be added into Contact form 7, Comment form, Registration form, Login form simply.

A new captcha system that uses simple question based questions instead of the other complicated image based systems. It also uses a IP/Bot monitor tha …

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

Change default login site to a custom URL, block spam, bot registration, and brute-force using Google reCAPTCHA.

Add a honeypot and Google reCAPTCHA V2 (noCAPTCHA CAPTCHA) to the log in form, registration form, and comment form

Moderni contact form plugin gives a WP most flexible and usable contact form.WP-admin can use either captcha or simple contact form.

You want a captcha protected wplogin or wpadmin login? then use this plugin

antispam question for signup and comment forms of wordpress, set by admin, supports Multisite mode

This plugin helps block bogus registrations by allowing a custom registration field and answer.

Affiliates, Affiliates Pro and Affiliates Enterprise integration with the Captcha plugin.