WooCommerce is a free eCommerce plugin that allows you to sell anything, beautifully. Built to integrate seamlessly with WordPress, WooCommerce is the world’s favorite eCommerce solution that gives both store owners and developers complete control. With endless flexibility and access to hundreds of free and premium WordPress extensions, WooCommerce now powers 30% of all online stores -- more than any other platform.
WooCommerce has attracted significant popularity because the base product, in addition to many extensions and plugins, are free and open source. These premium WooCommerce Theme's come with a host of features including admin panel to build an impressive online store.