Apply a simple mathematical captcha to specific buttons by providing their CSS class or ID to prevent spamming.
Alternatives to [凹凸曼]中文验证码
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Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Cloudusk Captchav0.0.1
Cloudusk Captcha provides a lightweight, developer-friendly CAPTCHA integration for WordPress sites.
Add antispam Yandex SmartCaptcha for your forms with Contact Form 7
Adds a secure, flexible image captcha field to Contact Form 7 with zig-zag protection, timer, refresh, AJAX validation, and accessibility support.
Captcha Codev3.33
GDPR compatible captcha anti-spam protection for login form, comments form, registration form & lost password form. Eliminate spam with captcha.
A lightweight math CAPTCHA and spam protection plugin for WordPress login, WooCommerce, and Contact Form 7 forms.
"DS CF7 Math Captcha" is a math captcha with refresh captcha functionality to prevent unwanted spam for your contact form 7 plugin.
Dlit Easy Math Captchav1.5.2
A simple math captcha plugin for comments, login, registration, WooCommerce reviews, and Contact Form 7.