Odoo is a suite of open source business management apps designed to be fully customizable and easy-to-use. This management software consists of an impressive suite of business apps, such as Sales, Accounting, Inventory, HR, Project, CRM, eCommerce, and so much more. All of these applications are integrated with one another. That means any data that’s added into one app is automatically synchronized with every other app that could utilize the data, as well.