This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

F13 reCaptcha


Add Google reCaptcha to the comments section on blog posts. Requires Google reCaptcha v2 Checkbox API key.

Simple configuration via the admin settings page:
* reCaptcha public key
* reCaptcha private key
* enable reCaptcha for (Everyone | Visitors | Nobody [disabled])

Additional hooks for programmers:
$v = apply_filters(‘f13_recaptcha_add’);
Will place a reCaptcha checkbox in the desired place.

$validate = apply_filters(‘f13_recaptcha_validate’);
if (!empty($validate)) {
$v = $validate
// reCaptcha failed
} else {
// reCaptcah passed


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Contributors & Developers

“F13 reCaptcha” is open source software. The following people have contributed to this plugin.


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