Open Source Libs
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Open Source Libraries
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Calculations
38 Open Source Calculations Software Projects
Free and open source calculations code projects including engines, APIs, generators, and tools.
Turbo JS
2546 ⭐
turbo.js - perform massive parallel computations in your browser with GPGPU.
React Pivot
968 ⭐
React-Pivot is a data-grid component with pivot-table-like functionality for data display, filtering, and exploration.
Period
802 ⭐
Complex period comparisons
Yasumi
757 ⭐
The easy PHP Library for calculating holidays
CSS In JS Benchmarks
351 ⭐
Thecomet Ik
316 ⭐
Minimal Inverse Kinematics library
Rink Rs
226 ⭐
Unit conversion tool and library written in rust
Expressionevaluator
144 ⭐
A Simple Math and Pseudo C# Expression Evaluator in One C# File. Can also execute small C# like scripts
Cosin
129 ⭐
Android loading view library 📊🍭
Phpgpx
76 ⭐
Simple library for reading and creating GPX files written in PHP.
Pivottabler
72 ⭐
Create Pivot Tables natively in R
Mathexpressions.net
60 ⭐
:heavy_division_sign: Library for parsing math expressions with rational numbers, finding their derivatives and compiling an optimal IL code
Earthcalc
59 ⭐
This app calculates how much a distant object is obscured by the earth's curvature.
Pymrio
49 ⭐
Multi-Regional Input-Output Analysis in Python.
Koshercocoa
45 ⭐
My Objective-C port of KosherJava. KosherCocoa enables you to perform sunrise-based and sunset-based calculations for Jewish prayer and calendar.
Positionsizecalculator
45 ⭐
Calculate your position size based on risk and account size before every trade. Includes an indicator and a trading script.
Prayertimes Swift
35 ⭐
Islamic Prayer (salah) Time calculation written in swift.
Biozic Quantities
32 ⭐
A library to work with quantities and units.
Calcumlator
30 ⭐
An intelligently dumb calculator that uses machine learning
Sunrise Sunset
29 ⭐
Sunrise and sunset time calculation for given coordinates. ~1kb minified with zero dependencies.
Stl Calc
25 ⭐
Simple and available way to calculate the cost of 3D printing STL model. Analysis of 3D models. STL format.
Pisces
23 ⭐
Pisces is a time series database, desktop application, command line tool, and webapp. Pisces is designed to organize, graph, and analyze natural resource data that varies with time: gauge height, river flow, water temperature, etc.
3D Bin Packing
18 ⭐
:truck: Personal project for packing the goods efficiently using some heuristic algorithms :train:
Jautocalc
17 ⭐
jQuery plugin: does equation calculations using form input fields
Texpr
13 ⭐
Boolean evaluation and digital calculation expression engine for GO
Openrocketengine
13 ⭐
openrocketengine is an opensource program used to iterate liquid engine design
Loan Payments Calculator
13 ⭐
A small library for calculating loan payments using various configurations, works.
Adga
12 ⭐
Abinitio Dynamical Vertex Approximation
Chemical Engineering Thermodynamics
15 ⭐
User Defined Functions for multi-component thermodynamic calculations of the Predictive Peng-Robinson 1978 Equation of State. Clean VBA functions - no UI changes and no pop up messages. Errors are reported in cell comments. Import Math.bas, ModArraySupport.bas and ChemE_Functions.bas into PData.xlsx and save as xlsm or simply download PData.xlsm.
Ninjacalc
12 ⭐
An embedded engineering calculator toolbox for doing calculations in a breeze.
Dependencygraph
13 ⭐
A very light weight dependency graph for systems with massive calculation complexities or scheduling systems
Hk Financial Functions
12 ⭐
Neat Form
19 ⭐
Build form on Android using JSON schema; also includes view validation and skip logic.
Milenage
10 ⭐
Java implementation of 3GPP™ TS 35.206 Milenage algorithm
Thechoice
10 ⭐
Business Rule Engine on PHP
R6rc
10 ⭐
This repository contains the source code for the Rainbow Six: Siege MMR Calculator
Clinical Calculation API
10 ⭐
presents a range of clinical calculations as a REST API, avoiding the need for the calculations to be implemented locally in applications
Null
10 ⭐
Fills gaps and removes outliers in eddy covariance data. Calculates 24hr evapotranspiration based on the cleaned data.