Hardeep Asrani

This plugin adds Google’s reCAPTCHA form to your BuddyPress’ registration page to keep your community spam-free! You can use out simple option panel to add reCAPTCHA credentials right from your Dashboard without editing any files.
This plugin is a forked version of <a href="https://wordpress.org/plugins/buddypress-recaptcha/" rel="ugc">BuddyPress reCAPTCHA</a> plugin, which requires you to edit plugin core files to configure reCAPTCHA.

BuddyPress Captcha

This plugin adds Google's reCAPTCHA form to your BuddyPress' registration page to keep your community spam-free! You can use out simple opti …

drew010

This plugin gives you the ability to add CAPTCHA protection to your comment, registration, login, and/or lost password forms. CAPTCHA protection can also be added to any post or page using a shortcode provided by the plugin.
The image appearance can be easily customized to match your site’s look and feel from the WordPress Settings menu.
Securimage-WP also has the ability to stream secure, high-quality, dynamic audio CAPTCHAs to visitors using HTML5 audio or Flash.
This plugin is a great replacement for the SI CAPTCHA Anti-Spam plugin that was recently removed from the plugins directory which also used the Securimage library for it’s CAPTCHA images.
<h4>Features</h4>
<ul>
<li>Protect comment, registration, login, or lost password forms</li>
<li>Shortcode support</li>
<li>Customize code-length, image dimensions, colors and distortion factors from a menu</li>
<li>Word or math based CAPTCHA images and audio</li>
<li>Add a custom signature to your images</li>
<li>Stream audio using HTML5 (compatible with mobile) with optional Flash fallback</li>
<li>Easily add CSS classes and styles to the CAPTCHA inputs</li>
<li>Select the sequence of the CAPTCHA inputs to match your site layout</li>
<li>Allows pingbacks and trackbacks, and replies from administration panel</li>
<li>NO COOKIES. Does not use cookies or and does not store user information (EU GDPR compliant)</li>
<li>Works with BuddyPress</li>
<li>Contact Form 7 Integration – Add Securimage to your CF7 forms with the [securimage_wp] tag</li>
<li>Formidable Forms integration – Add Securimage with a single click</li>
<li>Supports multiple captchas on a single post or page</li>
</ul>
Requirements:
<ul>
<li>WordPress 4.0 or greater</li>
<li>Requires PHP 5.3+ with GD and FreeType</li>
</ul>
About This Plugin:
This plugin was developed by Drew Phillips, the developer of <a href="https://www.phpcaptcha.org/" rel="nofollow ugc">Securimage PHP CAPTCHA</a>.
Securimage-WP is the official <a href="https://www.phpcaptcha.org/" title="Securimage PHP CAPTCHA" rel="nofollow ugc">Securimage CAPTCHA</a> plugin for WordPress. Securimage is a free, open-source CAPTCHA written in PHP and completely hosted on your website.
If you find either of these things useful, please consider <a href="https://www.phpcaptcha.org/donate" rel="nofollow ugc">donating</a>. Thank you for using this plugin!

Securimage-WP

Block comment spam, malicious logins, and automated registrations by adding the powerful CAPTCHA protection of Securimage-WP to your WordPress site.

BuddyPress Captcha vs Securimage-WP