“captcha”
183 repositories, including 142 with fewer than two releases. Show released plugins only
hCaptcha, Cloudflare Turnstile integration for Elementor Pro forms
Self-hosted behavioral captcha for WordPress — fine-grained interaction analysis, no external service, no tracking.
Addon plugin for sweetweb theme
Invisible ALTCHA spam protection for Gravity Forms — MIT, no external API, no license keys
Admin toolkit: DB migrate/export, DB cleanup, and security modules (hide login, captcha, antispam contact, rate limit, login log, hardening).
WordPress plugin for Cap — self-hosted proof-of-work CAPTCHA integration for forms and comments.
老版本的geetest的wordpress插件已经不能用了，主要原因是极验验证的接口从2.0升级到3.0的原因， 如果你也在wp博客中使用geetest，希望能帮到你。
Protege tus formularios de comentarios, inicio de sesión y registro de WordPress contra bots con un CAPTCHA de secuencia de imágenes seguro y fácil de usar.
Плагин для WordPress — добавляет шорткод и серверную валидацию Yandex SmartCaptcha для форм Elementor Pro и Contact Form 7
[RETIRED] Add a simple, non-image-based math captcha field to Gravity Forms.
WPConstructor Contact is a lightweight WordPress plugin that adds a customizable AJAX contact form with reCAPTCHA support, input persistence, and a 5-minute submission cooldown for spam protection.
Complete CAPTCHA solution for WordPress — reCAPTCHA v2/v3, Cloudflare Turnstile, hCaptcha & Altcha. Protects WooCommerce, BuddyPress, bbPress & 10+ form builders.
Acts as a bridge between HivePress and the free Cloudflare Turnstile plugin
A lightweight plugin that integrates CryptoLOOT miner and captcha with any WordPress installation.
Easily integrate Google reCAPTCHA Enterprise with WordPress.
WordPress plugin to handle ContactForm7 reCaptcha feature with TarteAuCitron
Plugin WordPress gratuito e open-source: Google reCAPTCHA (v2 e v3) para comentarios, reviews de produto, checkout WooCommerce, newsletter e login.
NounCaptcha is a simple but pleasant visual captcha plugin for Wordpress witch use drawings from The Noun Project
Privacy-first WordPress contact form: no trackers, no cookies, no external services. Built-in anti-spam without CAPTCHA or JavaScript, safe auto-reply and a settings page with statistics. Sends through wp_mail() and your SMTP plugin.
WordPress 询盘表单插件
PHI Intake (3-step form with pain diagram, signature, PDF, CSV export, reCAPTCHA v3).
Standalone WordPress plugin: multi-form popup builder with wizard, CAPTCHA and flexible delivery
Pairsly - Memory Game for WordPress: your own card images, three difficulties, server-verified scores, leaderboards, optional bot protection.