A powerful Swift framework for evaluating natural language math expressions
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Updated
Aug 23, 2026 - Swift
A powerful Swift framework for evaluating natural language math expressions
Stylish design, versatile features – the ultimate calculator for Android.
Date Calculators for Business /FX, FX Rate Calculator and Utils
diff-ymd-package provides APIs for calculating the difference between two dates in formatted ways or customized desired formats in all cases
Free WordPress Plugin: Calculate the exact time between two dates with our free Date Calculator. Easily add or subtract days, weeks, and months, or find business days instantly. www.calculator.io/date-calculator/
Pure C date/time formatting and calculation library
An Age Calculator app that allows users to input their birth date and calculate their age. Built as a challenge project for Frontend Mentor.
🧮A simple calculator written in python allows you to make simple calculations, write charts, calculate the dates, and exchange currency.
A short example of a PHP MVC to request two dates and then calculate the difference between those dates expressed in days. I wrote some unit testing for this PHP app, but I didn't write enough. If you wanted to take this code and build some more unit testing, this could be a good example of work.
Date Calculator made using Tkinter which is capable of calculating duration between two dates very accurately and can also perform date arithmatic
ClockZone is a free collection of time tools, including countdowns, timers, world clocks, and more. Supports mobile setup for convenient multi-dimensional configuration and one-click sharing. Suitable for holidays, birthdays, weddings, exams, meetings, classes, and other scenarios.
A modern date calculator that computes future/past dates with weekend exclusion. Built with React, this responsive web app offers precise date calculations with an intuitive interface and accessibility-focused design.
The Age Calculator can determine the age or interval between two dates. The calculated age will be displayed in years, months, weeks and days.
A lightweight Dart/Flutter package designed to simplify date-based calculations keeping leap years into consideration. Easily calculate a person's age, the duration between two dates, and the countdown to their next birthday.
date/time computation library, with an API closely mirroring chrono
Very simple (html+js) date calculator with simple UI
Discord Bot / User Application that allows you to create any timestamps for embedding in your messages, use a date calculator, calculate the time elapsed from one date to another, and convert dates from UNIX format to a readable format
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