Complex period comparisons

The easy PHP Library for calculating holidays

Simple library for reading and creating GPX files written in PHP.

Deal with numbers the right way in PHP

A set of interfaces and methods to clean up your application's tax calculations

Simple and available way to calculate the cost of 3D printing STL model. Analysis of 3D models. STL format.

Business Rule Engine on PHP

A small library for calculating loan payments using various configurations, works.

Custom Number type implementation examples using php-number

This package allows you to calculate the distance between 2 locations in the world using the Google Maps API

Library for the calculation of simple math expressions

A website built in PHP for GCAS Timesheet application.

common calculation model 一个简单的依赖注入小框架,避免写很多复杂的公式

[PHP] Ulam spiral generator, builder and renderer with programmable API. It allows you to create Ulam spirals composed from given input datasets.

Tiny Calculator: Price equations allow you to automatically update your price with the price fluctuations.

Online based meal management system.

Reports module for RosarioSIS

Plugin for Joomla! CMS: Embed Calculoid calculators into content using shorttags like {calculoid ##}

Plugin for WordPress: Embed Calculoid calculators using WordPress shortcode like [calculoid id="##"]

Wordpress Plugin for interactive calculation of quantifiable company items.