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139 plugin
HSArticle Math CAPTCHA for FormsMath CAPTCHA for CF7, WPForms, and any HTML form. Zero config — install, add shortcode or use auto inject from settings.
GateCHA CAPTCHASelf-hosted ALTCHA proof-of-work CAPTCHA via GateCHA. Protects WordPress forms without cookies, fingerprinting, or third-party services.
Privacy CAPTCHA for CapPrivacy-friendly spam protection for comments, login, registration, WooCommerce, and Gravity Forms, powered by your own Cap server.
HashCash - Proof of Work CAPTCHAInvisible Proof-of-Work CAPTCHA. No checkboxes, no image grids, no Google, no tracking. Just spam protection that gets out of the way.
GDPR Cookieless CAPTCHA for WooCommerce & Forms - captchaapi.euCookieless, EU-hosted reCAPTCHA alternative for WooCommerce, WPForms, Fluent Forms & CF7. GDPR-clean, no cookie banner.
CommVatar – Custom Avatars, Captcha & Comment SocialiserCustom avatar, captcha, and thread interaction system. Custom avatars, comment history, gamification badges, voting, and advanced spam defense.
ChaLess – Spam Protection Without CAPTCHAStop spam on your WordPress forms — no CAPTCHA required. Invisible to real users.
Crovly – Proof of Work Captcha & Spam ProtectionPrivacy-first, Proof of Work captcha for WordPress. No image puzzles, no tracking. 22+ integrations included.
RMGCaptcha Math Guard - Math CAPTCHA for Login and WooCommerceA lightweight math CAPTCHA and spam protection plugin for WordPress login, WooCommerce, and Contact Form 7 forms.
Puzzle Gate - Login Security with Smart Puzzle CAPTCHAStop bots in their tracks with a human-friendly puzzle CAPTCHA for WordPress logins.
SecureGate Captcha LiteComplete site security with Cloudflare Turnstile, Math & Character CAPTCHA. High-performance protection for Login, Registration, and Comment forms.
Smart CAPTCHA Alternative with Cloudflare TurnstileProtect WordPress forms from spam using Cloudflare Turnstile. A privacy-friendly CAPTCHA alternative.
Multi-Form Anti-Spam Image CAPTCHAImage CAPTCHA, honeypot and accessibility spam blocking for Gravity Forms, CF7, WPForms, Formidable, Elementor, WooCommerce, comments, and login.
Greyfu Login CaptchaA lightweight captcha that protects your WordPress login page from automated bot attacks using a simple math challenge.
ZigZag Image Captcha for Contact Form 7Adds a secure, flexible image captcha field to Contact Form 7 with zig-zag protection, timer, refresh, AJAX validation, and accessibility support.
R2K Security Captcha (for reCAPTCHA Enterprise & Cloudflare Turnstile)Protect your WordPress website from spam and abuse with R2K Security Captcha. This plugin offers powerful security by integrating with two of the most …
BotShield CAPTCHA for Contact Form 7BotShield CAPTCHA for Contact Form 7 – Advanced Spam Protection with Turnstile, reCAPTCHA, Arithmetic, and Alphanumeric.
Spam Defender – Review Captcha for WooCommerceAdd captcha to WooCommerce product reviews. Prevent spam reviews and ensure only real customers can submit reviews.
ALAN Captcha FormsALAN Captcha is a privacy-first, GDPR compliant anti-bot solution that protects WordPress website forms, logins and more from spam, abuse and attacks.
Private CaptchaPrivate Captcha protects your WordPress website from spam and abuse with a privacy-first, independent CAPTCHA solution made in EU.