Full CalDAV bi-directional sync for SugarCRM. Use your native calendar on your favorite device to synchronise calls, meetings and tasks. Works with Apple (iOS), Android, and Thunderbird/Lightning.
Other add-ons of interest
Process Manager 4.5
Your Sugar Workflow Solution! Powerful Process Automation software for all editions of SugarCRM and SuiteCRM that will allow you and your employees to spend more time doing what they do best: 'Selling To and Servicing Your Customers' and less time trying to manage the day to day repetitive tasks ass...
RT GSync: GMail, GCalendar; GDrive Integration
Become more efficient! Enter everything just once. Automatically sync Emails, Calendars, Contacts, and Documents between Google Apps and Sugar. Get your Gmail, Contacts, Calendar items and Documents automatically synced instantly with this seamless integration.