https://mscrm2015asynchronousbatchprocess.codeplex.com/ Execute recurring workflow processes with the help of this custom workflow activity that will trigger batch processing of records matching a query criteria, based on a configurable schedule. Advertisements
http://www.xrmconsultancy.com/what-we-do/microsoft-dynamics-crm-timeline/ Visual timeline of past and future activities related to any CRM entity.
http://www.apex.it/apex-planner/en/home “Apex Planner for Microsoft Dynamics CRM extends the standard CRM service calendar adding features from Microsoft Outlook like drag and drop to reschedule, reassign and clone appointments for users and facilities.”
http://code.msdn.microsoft.com/Executing-Dynamics-CRM-93f3b52a Custom workflow activity based solution for scheduling recurring workflows to be run on a group of records retrieved with a FetchXML query definition.