Stop a lot of spambots from polluting your site by making visitors identify a custom word displayed as an image before commenting.
Adds an Image CAPTCHA to Contact Form 7 and WPForms, GDPR ready, perfect WPForms or Contact Form 7 Spam Protection Image CAPTCHA, adds a honeypot
A plugin for displaying beautiful forms in front-end only using shortcodes. Login and Registration forms
MP Spam Be Gone is the simplest, most effective Spam blocker.
minotaur - Rid the internet of text CAPTCHAs!
A plugin for displaying useful forms in front-end only using shortcodes. Login, Registration, Profile Editor and Lost Password forms
Recapture fights user registration spam by placing a reCAPTCHA on the user registration form.
A super-flexible Web Form plug-in for WordPress to create Contact or any kind of forms for WP-based websites.
Comment spam blocking plugin that blocks 100% of the automated spam with zero false positives.