jackyfox

VKontakte Share Button plugin brings powerful way to add VKontakte share button for you posts and pages.
It supports all functions of VKontakte API and easy customizable:
<ul>
<li>You can choose one of seven button appearance types include custom</li>
<li>Place button on posts, pages and frontpage at will</li>
<li>Select location of button: before or after content, on the left or right</li>
<li>Exclude pages and posts by ID which should stay without buttons</li>
<li>Choose description of content: forepart of post/page or global description for all site</li>
<li>Can be used description from meta tag <code>description</code></li>
<li>Use your own site logo image specifying link or with meta tag <code>image-src</code></li>
</ul>
You can use the shortcode <code>[vk-share-button]</code>.
Also can be used PHP code in your template:
<pre><code><?php if (class_exists('VKShareButton'))
 if(!isset($VKShareButton)
 $VKShareButton = new VKShareButton();
 echo $VKShareButton->the_button() ?>
</code></pre>

VKontakte Share Button

Plugin allows you to add fully customizable share button of VKontakte social network.

Yaroslav Bogutsky

VKontakte products is a showcase with goods and services in your VKontakte group. You add products with photos, prices and detailed descriptions on the website, and they are published in the VKontakte catalog, expanding the audience of buyers through users of this social network.

VkCommerce

The plugin publishes photos and descriptions of products from your online store to the storefront in a VKontakte group.

VKontakte Share Button vs VkCommerce