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Plugin Directory

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An easy and powerful form builder that lets your visitors send you email. Blocks all automated spammers. No templates to mess with.

By: Mike Challis.

(507)
Last Updated: 2 weeks ago
400,000+ active installs
Compatible up to: 4.7.1

Adds CAPTCHA anti-spam methods to WordPress on the forms for comments, registration, lost password, login, or all.

By: Mike Challis.

(103)
Last Updated: 3 months ago
300,000+ active installs
Compatible up to: 4.6.2
(284)
Last Updated: 1 month ago
100,000+ active installs
Compatible up to: 4.7.1

Todd Lahman's comment spam blocking plugin that blocks automated spam with zero false positives.

By: Todd Lahman.

(42)
Last Updated: 1 year ago
60,000+ active installs
Compatible up to: 4.4.6

Search the files and database of your WordPress install for signs that may indicate that it has fallen victim to malicious hackers.

By: Donncha O Caoimh, Jon Cave, Ryan Boren, Andrew Ozz, Thorsten Ott, and others.

(34)
Last Updated: 1 month ago
50,000+ active installs
Compatible up to: 4.7.1

Bad Behavior prevents spammers from ever delivering their junk, and in many cases, from ever reading your site in the first place.

By: error.

(22)
Last Updated: 5 months ago
50,000+ active installs
Compatible up to: 4.6.2

WP Clean Up can help us to clean up the wordpress database by removing "revision" "draft" "auto draft" and so on.

By: boliquan.

(43)
Last Updated: 2 years ago
50,000+ active installs
Compatible up to: 3.9.15

Defeat automated spambots (even the new 'learning' bots with dynamically named hidden fields) by adding a client side generated checkbox.

By: Andy Bailey.

(34)
Last Updated: 2 years ago
40,000+ active installs
Compatible up to: 4.0.14
(499)
Last Updated: 1 month ago
40,000+ active installs
Compatible up to: 4.7.1

Powerful anti-spam plugin that eliminates blog comment spam. Finally, you can enjoy a spam-free WordPress blog! Includes contact form.

By: Pole Position Marketing and Aziz.

(5)
Last Updated: 4 months ago
40,000+ active installs
Compatible up to: 4.5.5

Sets a cookie on a random URL that is then checked when a comment is posted. If the cookie is missing the comment is marked as spam. This plugin will

By: Donncha O Caoimh and Automattic.

(17)
Last Updated: 1 month ago
30,000+ active installs
Compatible up to: 4.7.1

A quick way to delete all pending comments. Useful for victims of spammer attacks.

By: nkuttler.

(85)
Last Updated: 4 years ago
30,000+ active installs
Compatible up to: 3.0.5

Allow or disallow visitors from certain countries accessing (parts of) your website

By: Pascal.

(94)
Last Updated: 2 months ago
20,000+ active installs
Compatible up to: 4.6.2
(26)
Last Updated: 3 months ago
20,000+ active installs
Compatible up to: 4.6.2

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

By: Lester Chan.

(23)
Last Updated: 1 month ago
20,000+ active installs
Compatible up to: 4.7.1

スパムコメントを無視して何もなかったように捨てる強力スパム対策プラグイン

By: taman.

(2)
Last Updated: 2 months ago
20,000+ active installs
Compatible up to: 4.7-RC1

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