WooCommerce is an open-source e-commerce plugin for WordPress that allows merchants and developers to build successful online businesses for the long term. It was launched on September 27, 2011, and quickly became popular for its simplicity to install and customize. WooCommerce is designed for small to large-sized online merchants using WordPress. It is a flexible software solution built for WordPress-based websites and is commonly used to create online e-commerce stores. WooCommerce makes it easy and affordable to sell any product and service on your website, allowing you to sell digital and physical products, take secure payments, manage inventory, and sort all your taxes automatically. It is a very flexible product that can be tailored to the needs of almost any business. WooCommerce is open source, so it will always be possible to develop extra solutions if you need something specific. Some key features of WooCommerce include inventory and tax management, secure payments, and shipping integration. WooCommerce is used by around 3.9 million websites.