coffee4dev

This plugin is used in C4D Vision – Responsive WooCommerce Theme
You can view here http://coffee4dev.com/responsive-woocommerce-theme-c4d-vision/

Social Login

A simple plugin allows users login by Facebook or Google

Nate Reist

This plugin simply adds a logout button to the content of any password protected post. Sometimes clients want a password protected page to share information with privileged individuals and the default 10 days for the cookie to expire is too long for their liking. So I wrote a little plugin to do this with AJAX and set the cookie to expire immediately, well actually 10 days in the past.
<ul>
<li>Works logged in or out as a WordPress user.</li>
<li>Uses the same functionality WordPress uses to set post cookies.</li>
<li>Has a simple settings page to make everything easier.</li>
<li>Allows you to alert user they have logged out.</li>
</ul>

Protected Posts Logout Button

Automatically adds a logout button to your password protected content.

Social Login vs Protected Posts Logout Button