Open Source Windows Time Calculators

Map viewer and planning utility for Grepolis. The program uses freely accessible data to produce maps and allows for strategical planning of game actions. Grepolis itself is a multiplayer online game and is the intellectual property of InnoGames GmbH To install grepotool, please download the ZIP-File and unpack it into a writable directory. In addition, you may need to install OpenSSL (32-Bit version) and copy three DLLs manually into the grepotool/bin directory. Attention: To include the newest server please read the Wiki or Ticket section. You can simply update the containing server.txt file with an text editor like notepad++.

Does simple math of two time values in the format MM:DD:YY. This allows adding/subtracting one duration with another without having to do any extra math to convert to/from decimal.

Find out how many minutes have been your PC on today, current session, current month and current year and how many sessions have you started. It will register in a database when you log and unlog on your computer and will show you your data when you wish.

Calculates Shift Times - Really handy, if like me you struggle with those quarter to the hour and quarter past the hour starts and finishes. Includes break times, just enter how long you took for that break. Medics, Steelworkers, and anyone who works shifts may find this handy. Written in java (Open JDK 11), this will work on Linux, Mac and Windows as long as you have a Java Runtime environment installed. Windows installer with bundled java runtime environment for those without java on their machine. visit: https://www.openlogic.com/openjdk-downloads if you're having issues with Java... Seems not all JDK's are created equal.

a simple Windows software called Kara Universal Clock. Using this program, you can see the current date and time of that city by typing the first letters of the desired city and selecting that city from the list. This software can be used for those who work with foreign clients, work in international companies, or for any reason need to know the exact time of a city anywhere in the world.