KS.CRM Core Framework FreeWare KS.CRM Core Framework is a modular Customer-Relationship-Management System for Microsoft SQL-Server. The free Express version is enough. KS.CRM Core Framework is free to use without charge and without any limitations. * Contact management (distinguishes between companies and persons), appointments and favorites * Modular Design with 'Plug-In' interface * Super fast through virtual mode and data paging * Super slim through massive inheritance * Element-oriented design * Robust data model, entirely transaction based * More Plug-In's under construction