What is wooCommerce?
WooCommerce is an open-source e-commerce plugin for WordPress. It is designed for small to large-sized online merchants using WordPress. Launched on September 27, 2011, the plugin quickly became popular for its simplicity to install and customize and free base product.
WooCommerce was first developed by WordPress theme developer WooThemes, who hired Mike Jolley and James Koster, developers at Jigowatt, to work on a fork of Jigoshop that became WooCommerce. In January 2020, it was estimated that WooCommerce is used by around 3.9 million websites.
In December 2020, WooCommerce acquired MailPoet, a popular WordPress newsletter management plugin.
To learn more please check out there wikipedia page.