X2CRM is one of the most popular open source CRM software solutions in the world. The software has all of the features that one would expect from an enterprise-class CRM software. With it, you can manage all aspects of your sales, marketing and customer service activities under one system. As of now, over 23,000 individual users are taking advantage of the power and functionality of this CRM across 160 different countries. As an open source software, X2CRM can be modified by the businesses that deploy it to better suit their needs and to fit in better with any other applications and systems that they use as part of their business operations. Remote API calls allow the platform to communicate seamlessly with external applications. Full branding possibilities allow for the CRM to display a company's logo and overall identity simply by modifying the provided themes.