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Mathematics
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Calculator
203 Open Source Calculator Software Projects
Free and open source calculator code projects including engines, APIs, generators, and tools.
MediAPIpe
9228 ⭐
MediaPipe is the simplest way for researchers and developers to build world-class ML solutions and applications for mobile, edge, cloud and the web.
Mtail
2560 ⭐
extract whitebox monitoring data from application logs for collection in a timeseries database
Insect
2177 ⭐
High precision scientific calculator with support for physical units
Numi
1918 ⭐
Beautiful calculator app for macOS
Ac Nh Turnip Prices
1248 ⭐
Price calculator/predictor for Turnip prices
Knightos
1156 ⭐
OS for z80 calculators
Ahfarmer Calculator
722 ⭐
Simple calculator built with React
Dentaku
596 ⭐
math and logic formula parser and evaluator
Cemu
557 ⭐
Third-party TI-84 Plus CE / TI-83 Premium CE emulator, focused on developer features
Tranleduy2000 Ncalc
475 ⭐
Power calculator for Android. Solve some problem algebra and calculus.
Calcflow
466 ⭐
A virtual reality tool for mathematical modeling!
Bootstrapping Calculator
442 ⭐
Do you have enough savings to fund your business?
Nasc
363 ⭐
Firebird
352 ⭐
Third-party multi-platform emulator of the ARM-based TI-Nspire calculators
Rofi Calc
363 ⭐
🖩 Do live calculations in rofi!
Scalc
337 ⭐
:calling: A simple calculator application
Uistackviewplayground
319 ⭐
Playground to play with UIStackViews.
Nerdypepper Eva
358 ⭐
a calculator REPL, similar to bc(1)
Algebraicengine Fraction
313 ⭐
a calculating engine~
Bcal
312 ⭐
:1234: Storage and general-purpose calculator
Clac
301 ⭐
Command-line, stack-based calculator with postfix notation
Simple Calculator
265 ⭐
A calculator for quick simple calculations with a nice user interface and no ads
Knightos Kernel
237 ⭐
Kernel for z80 calculators
Micromathematics
228 ⭐
microMathematics Plus - Extended visual calculator
Rink Rs
226 ⭐
Unit conversion tool and library written in rust
Jarun Pdd
204 ⭐
:date: Tiny date, time diff calculator with piggybacked timers
Arknights Toolbox
208 ⭐
🔨 Arknights Toolbox, all servers are supported. 明日方舟工具箱，支持中台日韩国际服
Ce Programming Toolchain
207 ⭐
Toolchain and libraries for C/C++ programming on the TI-84+ CE calculator series
Cparse
184 ⭐
A C++ configurable Expression Parser. Useful as a Calculator or for helping you write your own Programming Language
Computator.net
157 ⭐
Computator.NET is a special kind of numerical software that is fast and easy to use but not worse than others feature-wise. It's features include: - Real and complex functions charts - Real and complex calculator - Real functions numerical calculations including different methods - Over 107 Elementary functions - Over 141 Special functions - Over 21 Matrix functions and operations - Scripting language with power to easy computations including matrices - You can declare your own custom functions with scripting language
Amadia
152 ⭐
Astus' Mathematical Display Application : A GUI for Mathematics (Calculator, LaTeX Converter, Plotter, ... )
Pegparser
145 ⭐
💡 Build your own programming language! A C++17 PEG parser generator supporting parser combination, memoization, left-recursion and context-dependent grammars.
Xopcodecalc
139 ⭐
Opcode calculator
Literate Calc Mode.el
128 ⭐
🧮 Literate programming for M-x calc
Wabbitemu
118 ⭐
Wabbitemu is a Z80 TI Calculator emulator
Oh My Cal
106 ⭐
A calculator on macOS.
Simple Java Calculator
110 ⭐
:1234: Simple calculator written in Java with Eclipse. This calculator is simple with an easy code to help novices learn how to operate a calculator.
Anubhavshrimal Calculatorapp
105 ⭐
scientific calculator basic calculator and unit converter android app
Rodrigogs Kairos
100 ⭐
A non date-based time calculator
Lcn2 Calc
104 ⭐
C-style arbitrary precision calculator
Calc.plugin.zsh
96 ⭐
zsh calculator - with support for basic math
Accrue.js
90 ⭐
A loan and interest calculation plugin for jQuery. Create calculators that allow you to calculate interest on loans, compare multiple loans (with different interest rates), and create amortization charts.
React Native Redux Calculator
74 ⭐
Sexy Calculator made using React Native & Redux :heart_eyes:
Pcalc
73 ⭐
command line util for doing hex/dec/oct/bin math quickly
Simply Calculator Vue.js
72 ⭐
A simple calculator made by vuejs 用vue.js实现简易计算器
Elcalc
67 ⭐
➗:electron: Cross-Platform calculator built with Electron!
Houarizegai Calculator
78 ⭐
Calculator app created with Java Swing, this calculator is simple with an easy code to help novices learn how to operate a calculator.
Warppi
63 ⭐
WarpPI Calculator, Step-by-step algebra calculator for Raspberry Pi.
Llumino Pwa
64 ⭐
:iphone: Llumino, a luminous calculator, re-built with the latest web technology (PWA)
Primeg2pkg
61 ⭐
Running Windows on smartphone is not new. How about a calculator?
C Sharp Learning Journey
61 ⭐
Some of the projects i made when starting to learn c#, winfroms and wpf
String Calc
59 ⭐
PHP calculator library for mathematical terms (expressions) passed as strings
Xk Time
72 ⭐
xk-time 是时间转换，计算，格式化，解析，日历和cron表达式等的工具，使用Java8，线程安全，简单易用，多达70几种常用日期格式化模板，支持Java8时间类和Date，轻量级，无第三方依赖。
Awesome Calculators
55 ⭐
😎 A curated list of resources related to calculators!
Ce Programming Libraries
61 ⭐
Common libraries for use on the TI84+CE/TI83PCE calculators
Calculator
53 ⭐
基于 Electron + javascript 实现的桌面计算器应用
Ti84 Forth
52 ⭐
A Forth implementation for the TI-84+ calculator.
Kimwalisch Calculator
46 ⭐
C++ operator precedence parser
Node_calculator
47 ⭐
Create Maya node-network by entering a math-formula.
Mather
45 ⭐
A powerful expression-based calculator, unit converter, and general computation engine for Android
Iondrimba React Calculator
44 ⭐
:triangular_ruler: PWA React + Redux Calculator
Elementary Calculator
42 ⭐
Calculator app designed for elementary OS
Attribute Depends Calculator
42 ⭐
Automatically calculate a collection of depends attribute of ActiveRecord
First Follow
44 ⭐
A small tool for calculating first, follow and predict sets for the grammar.
Alfred Calculate Anything
56 ⭐
Alfred Workflow to calculate anything with natural language
Java Speech Recognizer Tutorial Calculator
41 ⭐
:lips: Java-Speech-Recognizer-Tutorial--Calculator
Iosccc
47 ⭐
:moneybag: [Under development] A Currency Converter & Calculator IOS application to check, convert and calculate to popular currencies to your favorite ones.
Flutter Calculator Demo
43 ⭐
Example project - how to build a simple calculator in Flutter
Panayi Calculator
39 ⭐
A calculator built with React, Redux and Ramda
Availability Calculator
42 ⭐
Calculate how much downtime should be permitted in your Service Level Agreement or Objective
Quich
41 ⭐
The advanced terminal calculator
Gpacalculator
38 ⭐
GPA Calculator for IIITA Curriculum
Mhwcalculator
35 ⭐
Monster Hunter World: Iceborne - Calculator
Breadu.info
34 ⭐
Bread Unit calculator
Love Calculator
34 ⭐
Let's Calculate love with real data. Love Calculator by Mohammed Cha
Eqn
32 ⭐
A gem to evaluate mathematical equations.
Nicalc
31 ⭐
Simple calculator written in Nim using NiGui
Sharpmath
33 ⭐
A small .NET math library.
Js_calculator
30 ⭐
JavaScript模仿Windows10计算器
Calcumlator
30 ⭐
An intelligently dumb calculator that uses machine learning
Mateoconlechuga Cesium
44 ⭐
A GUI shell for the TI-84+CE
Sprache.calc
30 ⭐
Easy to use extensible calculator for .NET. Demonstrates Sprache toolkit grammar inheritance.
Flutter Calculator
31 ⭐
Calculator App built with Flutter
Coindexter
28 ⭐
A reskinned version of coinmarketcap.com with a few essential features.
Nota
28 ⭐
A calculator with a beautiful interface for the Terminal, Including unicode-based charting and rich mathematical notation rendering
Fruitninjace
28 ⭐
Fruit Ninja on the TI-84+ CE!
Calculator.js
27 ⭐
⌨️ Material Design Calculator
Num Plus Plus
32 ⭐
A scientific & intutive calculator written in Flutter.
React Native Bmi
27 ⭐
📱 Feedback on Body mass index (BMI) to measure body fat based on height and weight.
Fcal
26 ⭐
Math expression evaluator
In Line Calculator
25 ⭐
📟 an interface-less calculator for Windows
Programming_in_java_nptel
32 ⭐
This site is to share the solution of prgramming and quiz assignment given during the Programming In java by Prof. Debasis Samantha on NPTEL.
Php Math Parser
24 ⭐
Simple mathematical expression parser and calculator.
Pebbles
25 ⭐
An easy to use yet powerful calculator app
Nicehash Calculator
24 ⭐
Estimate the profitability of buying hashing power on NiceHash
Swiftuicalculator
24 ⭐
A calculator app using SwiftUI which is introduced in WWDC19
Codemessiah Rsc
26 ⭐
A zero-dependency calculator for solving scientific math equations in strings.
Nano Id Cc
23 ⭐
Nano ID collision calculator
Hellocalc
23 ⭐
HelloCalc is a programable calculator for Android created with JavaFX.
Jiaguomengcalculator
23 ⭐
《家国梦》建筑摆放加成计算器（在线版免安装）。浏览器中直接使用，并能记住参数。
Options Calculator
29 ⭐
Option Calculator using Black-Scholes model and Binomial model
Nsdl
23 ⭐
SDL for TI-Nspire calculators
Ce Programming Documentation
26 ⭐
Documentation about native assembly programming on the TI CE calculators (84+CE / 83PCE)
Numilaunchbar
24 ⭐
Launchbar action for Numi calculator app
Hexconverter
22 ⭐
Hex-Converter
Devhelpbox
24 ⭐
we are creating this community so that other developers can get benefits of it.
Android Calculator
23 ⭐
Prototype Android app of Windows 10 style calculator with memory and history actions written in Kotlin.
Androidscientificcalculator
23 ⭐
➕An elegant feature-packed scientific calculator app for Android. Published on the Google Play Store.
Shuai Xie Android Calculator
22 ⭐
大三上Java课设 - Android 科学计算器
Oliver Gomes React Native Calculator
22 ⭐
📱A Modern Calculator with Amazing Day/Night Functionality that makes Calculator use fun and easy
Techno Coder Calculator
21 ⭐
Multipurpose calculator with coalescing written in Rust
Derivative Calculator
21 ⭐
calculates the derivative of the given function
Financial.js
21 ⭐
A lightweight financial calculator library
House Miniapp
20 ⭐
上海找物信息科技开发的房产小程序
Cvss
22 ⭐
CVSS (Common Vulnerability Scoring System) Calculator CVSSv3.1
Command Line Calculator
20 ⭐
Command line calculator written in Swift.
Caeroc
19 ⭐
☴🖩 Compressible Aerodynamics Calculator for Python
Binance Profit Calculator
19 ⭐
Just some Trade History import tool to see how much profit you made. If you have bags (unsold coins) it tries to take those into account as well.
Weightdialview Master
19 ⭐
刻度盘
Binary Calculator Javascript
18 ⭐
📱 A handy Calculator for Binary operations, that works on all Devices 📱 💻 🖥 | ⛓ https://play.google.com/store/apps/details?id=com.binarycalculator.ayidouble.binarycalculator.app ⛓
Haskell Calculator
18 ⭐
Evaluation and visualization of simple arithmetic expressions in Haskell.
Ac React Calculator
18 ⭐
A simple calculator built with React.js, emotion and hooks.
Distical
18 ⭐
A PHP library for calculating distance between two or more latitude/longitude coordinates.
Autocosts
17 ⭐
Automobile costs calculator
Glcalc.com
17 ⭐
Glycemic Load Calculator
Parsify Dev Desktop
19 ⭐
Extendable calculator for the 21st Century :zap:
Qcrc_calc
17 ⭐
CRC Calculator on Qt
Loan.js
17 ⭐
Calculate loan in js (browser/node.js) for equal installments, installments decreasing, the sum of interest, etc.
Kspalculator
17 ⭐
Calculate Optimal Design of Rocket Propulsion Systems (Kerbal Space Program).
Rehackable Calculator
18 ⭐
A primitive calculator for the reMarkable (early alpha)
Budiadiono React Native Calculator
17 ⭐
React Native Calculator and Calculator Input Component
Kafka Cluster Size Calculator
16 ⭐
An Apache Kafka cluster size calculator
Caliburnmicro Calculator
17 ⭐
A simple Calculator using Caliburn.Micro (WPF with MVVM)
Bdo_enhancement_tool
17 ⭐
Open source tool for planning fail stacks and enhancement priority in Black Desert Online
Rpn
17 ⭐
Command-Line RPN Calculator
Util
18 ⭐
封装了一些Java常用的功能
Codice_fiscale
16 ⭐
A Ruby gem that calculates the Italian Tax ID (Codice Fiscale)
Terraform Aws Named Subnets
17 ⭐
Terraform module for named subnets provisioning.
Calculatorapp
16 ⭐
A calculator app built with Flutter
Ti5x_android
16 ⭐
TI-58C/TI-59 calculator emulator for Android
Rclc
17 ⭐
Mathematical expression calculator with big integers, floats, common fractions, and complex numbers support
LirIOS Calculator
15 ⭐
:rocket: More than a simple cross-platform Material Design calculator
Aga_gpa_calculator
15 ⭐
:boy: GPA (Grade Point Average) ,ՄՈԳ, Calculator,Average, Qualitative , Appraisal, YSU, University , Միջին որակավորման գնահատական,
Kelvin Cas
15 ⭐
A powerful language for symbolic computation written in Swift.
Calcu
15 ⭐
CALCULADORAS
Ionic3 Super App
15 ⭐
An app im working on in order to learn Ionic2, some of its features and cordova plugins.
Keisan
16 ⭐
A Ruby-based expression parser, evaluator, and programming language
Age Of Cempires I
15 ⭐
TI-84 Plus CE clone of the popular Age of Empires II - http://cemete.ch/t13337
Catch The Pp
14 ⭐
An osu ctb gamemode star/pp calculator made in python
IOS Calculator Clone For Ipados
14 ⭐
A clone of the built-in iOS Calculator APP for iPadOS, using SwiftUI
Atosym
14 ⭐
algebraic expressions parsing and evaluation through a property system based algorithm
Recession Indicator
14 ⭐
September 2019, no recession predicted - Uses Machine Learning to detect whether the United States is entering a recession
Markets
15 ⭐
Related to crypto, bank currency and stock markets.
Israel Lugo Netcalc
14 ⭐
Advanced network calculator and address planning helper
Realtimeopencontrol
15 ⭐
Measurement and plot software for multi-device measurement and controlling. Fully adjustible with own plugin-interface, TCP-Server and User-Python-scripts to interact with devices and measurements
Verilog_calculator_matrix_multiplication
13 ⭐
This is a simple project that shows how to multiply two 3x3 matrixes in Verilog.
Mscalculator
14 ⭐
Using Maplestory material and reverse Polish algorithm to complete the Android calculator.
Rpn Calc Fortran
12 ⭐
Fortran 2018 Reverse Polish Notation (RPN) calculator. Over 100 functions not in standard Fortran
Flutter Neucalcu
15 ⭐
A neumorphic flutter calculator
Adesgautam Calculator
15 ⭐
Calculator app built using Vuejs and Golang.
Alfred Clc
13 ⭐
Powerful Calculator for Alfred
Grade Calc
13 ⭐
🎓📊 Grade Calculator for iOS built with SwiftUI
Pratt Calculator
14 ⭐
A very simple expression evaluator written using a Pratt Parser
Travian
13 ⭐
Set of utilities for the Travian online game.
Calculatorreplicaswiftui
16 ⭐
Calculator replica using SwiftUI and Combine framework.
Bmicalculatorrn
14 ⭐
BmiCalculatorRN - Download -->
Factorio Lab
15 ⭐
Angular-based calculator for the game Factorio
Calculator React
12 ⭐
:iphone: A Calculator app using react native
Zchan0 Calculator
12 ⭐
A simple calculator on iOS
Projectsgroup
12 ⭐
:briefcase: Projects,lessons,Vector, Smile,English,Armenian,Extension,Converter,stack,exception.File,override
Clock Tuner
13 ⭐
Tweaks clock frequency of HP 39gs to play retro System RPL games
Qt Simple Calculator
14 ⭐
Simple flat-designed calculator on C++ and Qt
Satisgraphtory
12 ⭐
Graphing App for Satisfactory Game
Sm4sh Calculator
12 ⭐
Web based Smash 4 knockback calculator
Shekhar8897 Scientific Calculator
12 ⭐
Scientific calculator made by using python .GUI is made by tkinter module.
Fluttercalculator
12 ⭐
A functional calculator with basic Flutter widgets.
Bc
12 ⭐
some useful math functions for linux calculator bc
Ninjacalc
12 ⭐
An embedded engineering calculator toolbox for doing calculations in a breeze.
Java Calculator
11 ⭐
Java实现简单的科学计算器
Pc
11 ⭐
python calculator purely aesthetic. probably pretty glitchy. sorry in advance.
Epsilon.js
11 ⭐
A JavaScript calculator and an expression parser.
Tlsa_rdata
11 ⭐
Generate DNS TLSA record rdata from a certificate and given parameters
Functional Calculator
11 ⭐
A calculator written in the elm language
G6k
12 ⭐
Generator of calculation simulator (calculator)
Calculatorfx
11 ⭐
Calculator 📱 UI made it using JavaFX.
Bison Flex Calculator
11 ⭐
Scientific calculator using Bison & Flex, with additional functionality implemented in C
Hereisnaman Calculator
10 ⭐
A simple responsive calculator build with JavaScript
Hd Picture Viewer
10 ⭐
A high definition picture viewer for the TI-84 Plus CE!
Virtual Phone
10 ⭐
Virtual Phone Desktop Application using Python3 and PyQt5
Calculator Php
10 ⭐
PHP Calculator for arithmetic expressions
Scientific Calculator
11 ⭐
Chrome Extension https://goo.gl/dvrvUY
Homeworkcode
10 ⭐
本科期末作业小项目代码。（模拟操作系统的进程管理(时间片)、模仿WIN10风格计算器、使用Xamarin的简易Android聊天软件(模仿omegle)、简易网络五子棋、C#版MD5源码）
Ttskch Party
10 ⭐
🍻 CLI command to calculate amounts of pizzas and drinks for a party.
Desktop Applications Javafx
11 ⭐
JavaFX Open Source Projects
Mathpad
10 ⭐
Interactive scratchpad calculator for VS Code
Fedgut Calculator
11 ⭐
A React calculator made specifically to match the design requirements stated in the brief.
Ecolab Climat
11 ⭐
Estimez votre impact personnel sur le climat
Internetce
11 ⭐
C library for Ti-84+CE and Ti-83 Premium CE calculators, that allows you to interface with the internet.
Laravel Tax Calculator
11 ⭐
Amazing Python Scripts
33 ⭐
🚀 Curated collection of Amazing Python scripts from Basics to Advance with automation task scripts.
Bmi Calculator Javascript
10 ⭐
📱 A handy Calculator to calculate your BMI (Body Mass Index), that works on all Devices 📱
Sunlight
10 ⭐
Calculate dawn, dusk, golden and blue hour times by using various algorithms.
bad-slug
10 ⭐
A powerful calculator.(Android app)