elklab

This simple plugin allows to set a minimum number of items per order. 
If the number of items in the cart is less than the set value 
an error message will be shown and the checkout will be blocked.
This plugin features Italian and French translations. 
Spanish and German translations will be added in next version.
Configuration options are available in 
WooCommerce->Settings->Products->ELK Minimum Items per Order

ELK Minimum Items per Order for WooCommerce

This simple plugin allows to set a minimum number of items per order

erdemsaid

This plugin display yours envato items in pretty widget
Sell or referrer envato items with your wordpress blog. Its too simple.
Please notify us if you find any bugs or issues with this widget as we are always trying to make 
sure we provide the best applications and tools for this online.
Features
<ul>
<li>Simple to use</li>
<li>Easy to install</li>
<li>Customizable</li>
</ul>
Usage
Once you have installed the sidebar widget you need to go to your widgets section of your blog and simply drag and drop the sidebar widget into the sidebar you wish to have it displayed in. Click the arrow to set your options and configure your Envator settings and you should be go to go.
<h3>Contact</h3>
To contact the <a href="http://www.erdemarslan.com" rel="nofollow ugc">Web developers</a> of this widget 
you can do so by visiting <a href="http://www.erdemarslan.com" rel="nofollow ugc">Erdem ARSLAN’s Blog</a>.
<h3>License</h3>
Envator Sidebar Widget is released under the General Public License v2 or later. 
For more information please read<a href="http://www.gnu.org/copyleft/gpl.html" rel="nofollow ugc">http://www.gnu.org/copyleft/gpl.html</a>

Envator

Envator plugin display yours envato items in pretty widget.

ELK Minimum Items per Order for WooCommerce vs Envator