ESBDateCalc Pro is our Date Calculator for Windows and it aims to provide a sophisticated yet easy to use tool to perform Date Calculations including National, Jewish and Christian Holidays, as well as Date Ranges and Time Zones.
ESB Professional Computation Suite (ESBPCS for VCL) provides a huge collection of Embarcadero (CodeGear) Delphi Routines and Components to make Data Entry and Manipulation easier for Delphi Developers and their end-users. Includes full source.