Make your site spam free and use WordPress captcha plugins for this purpose the given collection would help you to create original comments and registrations.
Enjoy anti-spamming on your WordPress blog by using WordPress Captcha plugins and “Captcha” is one of the best plugins for this purpose. You can implement super security captcha form into web forms.
NURCaptcha help you to insert a reCAPTCHA on the Registration Form of your WordPress plugin of your site to defend it from spam bots.
Efence will be very helpful for you in an easy way for the better protection of WordPress forms against spam bots. The users have to fill up a picture-based challenge allowing users to resolve it rapidly but in an easy way.
Confident CAPTCHA allow you to add a picture captcah that would be supportive against spam and hateful bots, on the other hand it will easy for the real users.
Are You a Human – Fun, Free CAPTCHA Game
With the use of this WordPress captcha plugin you will be able to stop spam with a free game instead of that dreadful one-sided text. This plugin is compatible to work with BuddyPress, , and Contact Form 7 and Gravity Forms.
FunCaptcha – game CAPTCHA
You can stop spamming on your WordPress blog with use of this plugin as it allows the user to write a captcha in fast mini-game. FunCaptcha allow you to work on every desktop and mobile device.
As the name of this WordPress captcha plugin is delicious as the plugin is easy to use, you can design your own captcha and put it on your WordPress website initially.