CheckBot
This antispam plugin provides very simple(one-click) and powerful captcha for your blog.
Merki viðbótar: anti-spam
LH Zero Spam
Zero Spam makes blocking spam comments and registrations easy.
MP Spam Be Gone
MP Spam Be Gone is the simplest, most effective Spam blocker.
yaCAPTCHA
yaCAPTCHA is a CAPTCHA plugin for WordPress that helps you block comment spam from automated…
Antispam
Anti-spam check the robots by behavior. No captcha. Antispam let robots do so as a…
WooCommerce Honey Pot Anti Spam
Add honeypot anti-spam functionality to the popular woocommerce plugin.
Peter’s Custom Anti-Spam
Stop a lot of spambots from polluting your site by making visitors identify a custom…
BuddyPress Captcha
This plugin adds Google's reCAPTCHA form to your BuddyPress' registration page to keep your community…
Auto Approve Comments
Auto approve comments by Commenter (email, name, url), User and Role (Akismet and wpDiscuz compatible)
Spam Protection, AntiSpam, reCaptcha, Stop bad bots, tor, Spam submissions, web scraping / FREE by CloudFilt
Prevent and stop bots traffic. This plugin inserts in your website the CloudFilt codes for…
Astounding Spam Prevention
Very effective anti-spam plugin that eliminates comment spam, and registration spam. Combines many effective methods…
Send Denial
Anti-Spam protection for the most popular and widly used formbuilders and plugins. GDPR compliant.
Universal Honey Pot
Universal Honey Pot is a powerful and user-friendly WordPress plugin that provides a plug-and-play solution…
Limit Login Attempts (Spam Protection)
Limit rate of login attempts, including by way of cookies, for each IP. Fully customizable.
Essential Form – The lightest plugin for contact forms, ultra lightweight and no spam
The lightest contact form for WordPress. It's so essential you'll either love it or hate…
spam-stopper
The whole idea to this plugin is to keep spammer robots from posting on your…
Spam Free
Get your Wordpress Blog Spam-Free with this plugin.
Antispam for all fields
Plugin to reject spam. Port from same author from http://www.phpbbantispam.com Actually visits the URL from…
SpamShiv Lite
Jackals build automated bots and spiders to crawl through the world wide web looking for…
Byteplant Email Validator
With the Byteplant Email Validator plugin you can easily verify with a real-time live check…