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This blocks semalt.com, buttons-for-website.com and others with a 403 Forbidden message so that they no longer show up in your Google Analytics stats.

By: mickmel, ashlealanier

(7)
Last Updated: 2 weeks ago
3,000+ active installs
Compatible up to: 4.2.2

Styled user management for login, register, user profile... - optional: user chosen passwords, e-mail validation, admin approval, reCaptcha and more

By: th23

(2)
Last Updated: 1 month ago
20+ active installs
Compatible up to: 4.2.2

Protect WooCommerce login and registration form againt spam using Google's No CAPTCHA reCAPTCHA.

By: collizo4sky

(8)
Last Updated: 1 month ago
900+ active installs
Compatible up to: 4.2.2

Simple question that blocks most spambots (and paid robots) by making them answer a common sense question

By: edwardw

(4)
Last Updated: 1 month ago
1,000+ active installs
Compatible up to: 4.3

Adds some extra security to your WordPress with only one click.

By: Samuel Aguilera

(4)
Last Updated: 2 months ago
500+ active installs
Compatible up to: 4.2.2

Simply uses the HTTP_REFERER to determine if it's from 'Semalt', and blocks it with a nice 403 "Unauthorized" response.

By: Chris Klosowski

(0)
Last Updated: 2 months ago
200+ active installs
Compatible up to: 4.2.2

Antibot is a free wordpress plugin that blocks all kinds of bad bots crawling your website.

By: antibots

(0)
Last Updated: 2 months ago
200+ active installs
Compatible up to: 4.0.5

Ban users by IP, IP Range, host name, user agent and referrer url from visiting your WordPress's blog.

By: Lester Chan

(13)
Last Updated: 2 months ago
20,000+ active installs
Compatible up to: 4.2.2

Hide all Email Addresses from bots by displaying it with JavaScript and Unicode.

By: Patrick de Koning

(2)
Last Updated: 6 months ago
200+ active installs
Compatible up to: 4.1.5

Block Semalt from crawling your website.

By: rynoplugins

(2)
Last Updated: 7 months ago
2,000+ active installs
Compatible up to: 4.1.5

WP Engine has a custom 404 page for bots. This plugin removes that customization.

By: Jeremy Pry

(0)
Last Updated: 1 year ago
10+ active installs
Compatible up to: 3.8.8

This plugin adds a new form of captcha to your Buddy Press registration and comment forms. Use this plugin to prevent bots from spamming your website

By: Deric Johnson

(1)
Last Updated: 1 year ago
200+ active installs
Compatible up to: 3.8.8

Stop your WordPress website from being spammed by bots and restrict it only to humans.

By: Little Apps

(0)
Last Updated: 2 years ago
470 downloads
Compatible up to: 3.8.8

Keep Your Site Happy, add Khush Captcha Anti-SpamBot Technology to your WordPress Registration and Comment Forms.

By: Deric Johnson

(0)
Last Updated: 2 years ago
90+ active installs
Compatible up to: 3.7.8

SpotBot aids in controlling spam before it clutters up your server. It stops bots in their tracks before they have a chance to post or force post.

By: Jake

(0)
Last Updated: 2 years ago
10+ active installs
Compatible up to: 3.7.8

Bloquea el spam de todo tipo de robots con un captcha que es invisible para los usuarios de tu web o blog.

By: elplugin

(1)
Last Updated: 2 years ago
200+ active installs
Compatible up to: 3.6.1

Trick the spambots. Real dynamic JavaScript encryption of your email addresses.

By: noneevr2

(2)
Last Updated: 2 years ago
40+ active installs
Compatible up to: 3.5.2

Integrates CaptchaAd anti-spam methods with WordPress including comment, registration spam protection.

By: CaptchaAd GmbH

(0)
Last Updated: 2 years ago
10+ active installs
Compatible up to: 3.5.2

Replytocom Controller lets remove "?replytocom" from comment reply urls and redirect bots who try to use it anyway.

By: claytonl

(1)
Last Updated: 2 years ago
300+ active installs
Compatible up to: 3.5.2

Uses CloudFlare IP Geolocation and poses the question; what is your country code?

By: k0nsl, edwardw

(0)
Last Updated: 3 years ago
10+ active installs
Compatible up to: 3.4.2

This plugin allows WordPress to block over 95% of spam comments using a time-based hash.

By: Steven de Salas

(0)
Last Updated: 3 years ago
2,000+ active installs
Compatible up to: 3.4.2

This plugin prevents users from commenting or viewing your website if a comment of theirs has been marked as spam.

By: Lelkoun

(3)
Last Updated: 3 years ago
10,000+ active installs
Compatible up to: 3.3.2

3D objects-based CAPTCHA to get rid of spam in comments.

By: Yeriomin A., Artemev K.

(0)
Last Updated: 3 years ago
200+ active installs
Compatible up to: 3.3.2

SiteBrains blocks spam posts using a completely configurable set of rules. Both interactively as the user types and on our servers upon submission.

By: SiteBrains)

(0)
Last Updated: 4 years ago
200+ active installs
Compatible up to: 3.2.1

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