AngularJS is a JavaScript-based open-source front-end web application framework mainly maintained by Google and by a community of individuals and corporations to address many of the challenges encountered in developing single-page applications.
SugarCRM is a Social CRM tool that includes full sales, marketing and support automation, email integration, reporting, team selling, advanced security and workflow automation. Sugar Social CRM is all about external customers, not just behind-the-firewall collaboration.