DuncanMarshall

This widget displays the current star sign, your zodiac sign, or a calculator to let users pick their’s.
<ul>
<li>Clean, simple, and responsive design fits well with any theme</li>
<li>Keeps users coming back to your site.</li>
<li>Works equally well on desktop or mobile.</li>
</ul>
The widget renders html anchors to static alternatives for users with NoScript, but requires you to enable this feature.

Show Star Sign Widget

A sidebar widget to display a star sign - yours, or the current sign.

dytri

This small plugin helps you to do on your site can register and authorize users without the standard form of WordPress, and as to issue a block to display the logged user’s site in the form of “Hi, User!”. The plugin include short codes, that you can use on your pages. You just prescribe the correct code and the page will automatically display the specified form. Initially, D-login is not using their styles, so you have to set up their own so-, as you will need. D-login the perfect choice for your website, all the more so, that it is completely free!
<h4>ShortCodes</h4>
<ul>
<li>dloginuser – displays the login form</li>
<li>dreguser – displays a registration form</li>
</ul>
<h4>Features</h4>
<ul>
<li>Authorization</li>
<li>Registration</li>
<li>Password recovery</li>
<li>Antispam</li>
</ul>
More information can be found on the <a href="http://dytri.com/shop/dlogplugin" rel="nofollow ugc">home page plugin</a>.

D-login

This small plugin helps you to do on your site can register and authorize users without the standard form of WordPress.

Show Star Sign Widget vs D-login