Maker.do is a platform that designs, codes, and deploys full-featured web and mobile apps tailored to entrepreneurs' business models. It enables users to set up their platform with different business models, connect various payment methods, and integrate with other applications. With Maker.do, users can easily create smart actions for various platform events, such as adding customers to a MailChimp list or sending orders to a Google Docs spreadsheet, all without the need to write any code.