Simple Google reCAPTCHA
Simply protect your WordPress against spam comments and…
プラグインタグ: invisible
Advanced Invisible Anti-Spam
Block bots without annoying captchas. Cache friendly so…
IP-to-Country
Provide a simple interface for plugin authors to determ…
Admin Private Note on users
Easily add hidden and private notes for your users and …
Captcha Novami
Invisible and secure captcha which works in the backgro…