Top 23 Calculation Open-Source Projects

• period

  6 1,534 2.9 PHP

  Complex period comparisons

  

• react-pivot

  0 1,041 0.0 JavaScript

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

• InfluxDB

  www.influxdata.com featured

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• Yasumi

  0 1,016 8.1 PHP

  The easy PHP Library for calculating holidays

  

• SoulverCore

  2 813 6.8 Swift

  A powerful Swift framework for evaluating natural language math expressions

  

• ExpressionEvaluator

  4 562 4.9 C#

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

• rink-rs

  4 394 7.5 Rust

  Unit conversion tool and library written in rust

Project mention: Frink is a programming language designed to make physical calculations simple | news.ycombinator.com | 2023-11-03

• PositionSizer

  2 357 5.6 MQL5

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

Project mention: Simple forex Strategy | /r/Forexstrategy | 2023-06-28

What you need : MetaTrader 4 or 5 (Free) Position sizer for lot calculation (Free) https://www.earnforex.com/metatrader-expert-advisors/Position-Sizer/ A Demo Account on any Broker(Free)

• SaaSHub

  www.saashub.com featured

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• Calcpad

  18 304 9.0 HTML

  Free and open source software for mathematical and engineering calculations.

Project mention: Numerical integration with Calcpad | /r/calcpad | 2023-06-21

• yetCalc

  3 180 7.6 Kotlin

  Yet another calculator designed and developed for Android

• phpGPX

  0 141 4.7 PHP

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

• EngineeringPaper.xyz

  5 99 9.4 TypeScript

  EngineeringPaper.xyz is a web app that makes it easy to create, save, and share engineering calculations.

Project mention: EngineeringPaper.xyz Quick Tutorial (new and updated!) | /r/EngineeringPaperXYZ | 2023-06-07

• qubit

  2 80 0.0 Rust

  A handy calculator, based on Rust and WebAssembly.

• ElectricPy

  1 77 6.5 Python

  Electrical Engineering Formulas in Python

• neat-form

  1 64 0.0 Kotlin

  Build form on Android using JSON schema; also includes view validation and skip logic.

Project mention: Looking for an Android framework for dynamic form creation based on JSON schema | /r/androiddev | 2023-06-04

• Lynx

  7 44 4.5 Python

  A very light weight dependency graph for systems with massive calculation complexities or scheduling systems (by hosseinmoein)

• calculang

  5 39 4.6 JavaScript

  calculang is a language for calculations 🧮💬👩‍💻

  

Project mention: Show HN: Open-source, browser-local data exploration using DuckDB-WASM and PRQL | news.ycombinator.com | 2024-03-15

• EngineeringUnits

  1 37 9.3 C#

  Working with units made easy with automatic unit-check and converting between units

• sfcalcsheet

  1 33 10.0

  The science fiction calculation spreadsheet

• HSRange

  0 11 0.0 Swift

  Simple and Elegant Range(A,B) to Range(P,Q) mapper in less then five lines of code.

• raku-Physics-Measure

  3 11 6.7 Raku

  do calculations on objects with value, units and error

• functions

  1 11 0.0 Swift

  An intuitive macOS calculator for your menu bar (by antingle)

• dinero

  2 9 8.9 Python

  Make exact monetary calculations

• fencache.js

  1 4 0.0 JavaScript

  A useful kind of javascript function memoizer

• SaaSHub

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Calculations related posts

• Simple forex Strategy

  1 project | /r/Forexstrategy | 28 Jun 2023

• Dynamic programming in Haskell: automatic memoization

  2 projects | news.ycombinator.com | 20 Jun 2023

• EngineeringPaper.xyz Quick Tutorial (new and updated!)

  1 project | /r/EngineeringPaperXYZ | 7 Jun 2023

• New Feature: Custom Number Formatting

  1 project | /r/EngineeringPaperXYZ | 6 Jun 2023

• AI intensifies fight against ‘paper mills’ that churn out fake research

  1 project | news.ycombinator.com | 31 May 2023

• Math Editor Upgrade and New Features for More Compact Sheets

  2 projects | /r/EngineeringPaperXYZ | 10 May 2023

• Implement most complex multi-factor models

  1 project | /r/Python | 14 Mar 2023
• A note from our sponsor - InfluxDB
  www.influxdata.com | 3 May 2024

  Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality. Learn more →

Index

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