Toolkit to parse, validate, manipulate, compare and display dates
A beautiful Kotlin app to remember birthdays and events
Tiny date, time diff calculator
Date Picker Calendar extension for OpenOffice Calc
Date Picker Calendar extension for LibreOffice Calc
Excel calendar to track Microsoft Patch Tuesdays and four weeks after.
NEXT GENERATION BUSINESS PROCESS AND DOCUMENT MANAGEMENT SYSTEM
Shift Work Calendar App in tray show 4BOP work
Probably the most versatile online scheduling system!
Generate P90X & P90X3 iCal Calendars - Windows Only
Tiny reminder with very simple user interface and no installation