crawlcenter

The Nice Author Box plugin adds a customizable and responsive author box to posts on your website. It comes with 13+ customization options and is easy to use.
<h3>Features:</h3>
Nice Author Box is a feature-rich plugin. It allows you to add a custom title and a color border to the author box and enables you to change the background color and title/description font size of the author box. The plugin lets you link the title with the author’s URL. You can configure the plugin to open this URL in a new tab or in the same tab or display the author box above or below the post content. The plugin also provides an option to show the user’s gravatar at the right or left side of the author box.

Nice Author Box

The Nice Author Box plugin adds a customizable and responsive author box to posts on your website. It comes with 13+ customization options and is easy …

snowbedding

Adds an author box after your post contents, with Gravatar and social profile links. 
* More than 10 Social Profile supported 
* Set custom avartar image instead of registering Gravartar account. 
* Compatible with [WordPress SEO by Yoast] plugin. 
* WordPress 3.9 Ready!

Author Box After Posts

Adds an author box after your post contents, with Gravatar and social profile links.

Nice Author Box vs Author Box After Posts