Kartik Dholariya

This plugin is used to create sliding testimonial. You can add name,image,description,category,Main Box Background Color,Testimonial Section Heading,All Text Color,Client Content Box Color and tag. just use the short code in required section and it will work fine.developed on bootstrap and its mobile responsive.
Features
<pre><code>Fully Responsive
1 layouts 
Slider control
Widget Supported 
Testimonial Heading
Main Box Background Color
All Text Color
Client Content Box Color
</code></pre>

Testimonial Slider

Testimonial slider is very helpful to display client feeback and quote. You can create shortcode and use it. thats simple. It is mobile friednly.

Silkalns

WP Chill

Cristian Raiber

A very useful plugin for everyone using WordPress. Adds reCaptcha security to the WordPress login form, register form and comment form. This plugin could help your blog get rid of a lot of spam comments or brute-force attacks.
Nothing gets passed it if the reCaptcha doesn’t validate.
A few notes about the plugin:
<ul>
<li>Supports audio or image captcha types</li>
<li>Can generate the reCaptcha image / audio type in a number of predefined languages</li>
<li>Adds reCaptcha protection to the WordPress login form</li>
<li>Adds reCaptcha protection to the WordPress register form</li>
<li>Adds reCaptcha protection to the WordPress comment form</li>
<li>Adds reCaptcha protection to the WordPress recover password form</li>
</ul>

Uber reCaptcha

This plugin adds the reCaptcha form to the WordPress login form, recover password form, register form and comment form.

Testimonial Slider vs Uber reCaptcha