Calculations Open Source Projects

Python library for converting Python calculations into rendered latex.

turbo.js - perform massive parallel computations in your browser with GPGPU.

Material Shadows for android : A library for supporting convex material shadows

Offline build planner for Path of Exile.

PyPSA: Python for Power System Analysis

A money and currency library for PHP

Advanced Mathematics Library for Node.js and JavaScript

Complex period comparisons

Execute Python code on the fly and display results in Tableau visualizations:

🌎📡 TypeScript Astrodynamics Software for Non-Engineers. 3D Visualization of satellite data and the sensors that track them.

Numerical analysis in Javascript

MetPy is a collection of tools in Python for reading, visualizing and performing calculations with weather data.

A curated list of Python packages related to chemistry

Decimal number implementation written in pure Rust suitable for financial and fixed-precision calculations.

🖩 Do live calculations in rofi!

The easy PHP Library for calculating holidays

React-Pivot is a data-grid component with pivot-table-like functionality for data display, filtering, and exploration.

A powerful Swift framework for evaluating natural language math expressions

Geographical calculations in Go.

Machine learning framework for both deep learning and traditional algorithms

Vue.js and Go example project

Transparent calculations with uncertainties on the quantities involved (aka "error propagation"); calculation of derivatives.

microMathematics Plus - Extended visual calculator

nifty command line date and time utilities; fast date calculations and conversion in the shell

Separable Subsurface Scattering is a technique that allows to efficiently perform subsurface scattering calculations in screen space in just two passes.

A python library for quantum information and many-body calculations including tensor networks.

Built-in exact decimal numbers for JavaScript

A Simple Math and Pseudo C# Expression Evaluator in One C# File. Can also execute small C# like scripts

Python module for performing basic dense linear algebra computations on the GPU using CUDA.

A calculator for quick simple calculations with a nice user interface and no ads

Unit conversion tool and library written in rust. Repo moving to Codeberg: https://codeberg.org/tiffany/rink

Calculate your position size based on the risk and account size and execute your trades with this free MetaTrader expert advisor.

The official repository for the AiiDA code

A unit handling library for ruby

Minimal Inverse Kinematics library

Ruby business day calculations

⏰ Type-safe DateTime and Duration calculations, powered by extensions.

Time calculations using business hours.

An ActiveRecord plugin that makes it easier to do reporting.

Convenient, safe money calculations in JS

C library for fixed point matrix, quaternion and vector calculations

DFTB+ general package for performing fast atomistic simulations

Easy to use and fast C++ CRC library.

Pysolar is a collection of Python libraries for simulating the irradiation of any point on earth by the sun. It includes code for extremely precise ephemeris calculations.

Yet another calculator designed and developed for Android

Python SI units library: your 'daily driver' for calculations.

Version 2 of Polychart.js

Mathematica package for algebraic calculations in elementary particle physics.

:date: DateTime calculations in business hours

Bezier is a single header only C++ library for Bezier curve calculations and manipulations.

gmx_MMPBSA is a new tool based on AMBER's MMPBSA.py aiming to perform end-state free energy calculations with GROMACS files.

An NSDate Category With Locale-Aware Calculations for Beginning & End of Day, Week, Month, and Year

RoaringBitmap extension for PostgreSQL

Tiny jQuery color picker for mobile and desktop with alpha channel

:chart_with_upwards_trend: Financial statements in R

Free and open source software for mathematical and engineering calculations.

A PHP 5.3+ mathematics library, providing functionality for large numbers

SmallBASIC is a fast and easy to learn BASIC language interpreter ideal for everyday calculations, scripts and prototypes. SmallBASIC includes trigonometric, matrices and algebra functions, a built in IDE, a powerful string library, system, sound, and graphic commands along with structured programming syntax

A Hijri calendar (Based on Umm al-Qura calculations) plugin for moment.js