Formidable Honeypot
Add SPAM protection to your Formidable forms without annoying your visitors with Captchas, math, or…
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Add SPAM protection to your Formidable forms without annoying your visitors with Captchas, math, or…
A simple plugin that adds a Google reCAPTCHA to the Jetpack contact form. Requires the…
Add Cloudflare Turnstile to WordPress, Contact Form 7, WooCommerce, WPForms, BuddyPress & Elementor. A 100%…
Integrated Google ReCaptcha for WordPress.Protect the login, register, lostpassword and comment forms. Support Woocommerce, Ultimate…
Provides Visually Appealing Captchas to Enhance and Secure your WordPress pages. Fortified with ANTI-SPAM FILTER…
Adds a Honeypot and a clean image captcha to Gravity Forms. Images are made using…
Simple question that blocks most spambots (and paid robots) by making them answer a common…
Blue Captcha is a powerful and highly customized WordPress plugin that effectively protects your WP…
An easy to use wordpress Captcha plugin to prevent spam on your site. You can…
An addon for the Affiliates Manager plugin to add Google reCAPTCHA to the registration page
Beginning with version 14.9.1 cformsII has pluggable captcha support. This plugin makes use of that…
Eazy C(omment)F(orm) Captcha adds a mathematic exercise to the comment form, contact form 7 &…
WP Service Payment Form With Authorize.net allows to accept payments from credit/debit cards using Authorize.net…
Custom login and registration. 自定义登录注册。
This plugin utilizes reCAPTCHA to help your blog stay clear of spam-registrations.
Block bots without annoying captchas. Cache friendly solution with rotating keys! Blocks comment, registration, and…
Adds a Cool Captcha to your Mailster subscription forms
Contact Form 7 Honeypot Plus — Adds honeypot plus anti-spam functionality to Contact Form 7…
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.