Showing 2021 open source projects for "calculator"

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  • 1
    Windows Calculator

    Windows Calculator

    A simple yet powerful calculator that ships with Windows

    Calculator is the open source version of the Microsoft Windows Calculator application. It is a modern Windows app written in C++ and C#, offering standard, scientific, and programmer modes, unit/currency conversion, date calculations, and history/memory operations. It ships preinstalled with Windows and is actively developed on GitHub. Standard Calculator functionality, which offers basic operations and evaluates commands immediately as they are entered.
    Downloads: 113 This Week
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  • 2
    OpenCalc

    OpenCalc

    A simple and beautiful calculator for Android

    A simple and beautiful calculator for Android.
    Downloads: 15 This Week
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  • 3
    CEmu emulator

    CEmu emulator

    Third-party TI-84 Plus CE / TI-83 Premium CE emulator

    Developer-oriented emulator of the eZ80-based TI-84 Plus CE / TI-83 Premium CE calculators. CEmu is a third-party TI-84 Plus CE / TI-83 Premium CE calculator emulator, focused on developer features. The core is programmed in C and the GUI in C++ with Qt, for performance and portability reasons. CEmu works natively on Windows, macOS, and Linux! Easy setup - get running by doing a one-time-only connection of your calculator! Accurate and fast emulation. Customizable speed/throttling. ...
    Downloads: 14 This Week
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  • 4
    Numi

    Numi

    Beautiful calculator app for macOS

    Numi is a handy calculator app for macOS. It allows you to describe tasks naturally and instantly get an answer. For example, $20 in euro - 5% discount or today + 2 weeks.
    Downloads: 1 This Week
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    98.js

    98.js

    Web-based Windows 98 desktop recreation

    ...Built using JavaScript, HTML, and CSS, it recreates core components such as the desktop, taskbar, file explorer, and system applications with remarkable attention to detail. The project includes functional versions of programs like Notepad, Calculator, Minesweeper, and even a simulated Internet Explorer, providing an interactive nostalgic experience. It uses a virtual filesystem to store user data and supports drag-and-drop functionality, enabling users to interact with files similarly to a real operating system. The interface is highly polished, with support for themes, animations, and even hidden easter eggs that mimic the quirks of the original Windows 98 experience. ...
    Downloads: 7 This Week
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  • 6
    ModelContextProtocol.NET

    ModelContextProtocol.NET

    A C# SDK implementation of the Model Context Protocol (MCP)

    ...It supports standard input/output communication and provides a framework for tool integration. The SDK is compatible with Native AOT, enhancing performance and deployment flexibility. A calculator demo implementation is included to demonstrate its capabilities. Features under development include WebSocket support, resource management, and a prompt system. ​
    Downloads: 0 This Week
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  • 7
    Calculator++
    This is a simple calculator. That's it.
    Downloads: 1 This Week
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  • 8
    Termux

    Termux

    Terminal emulator application for Android OS extendible

    Termux is an Android terminal application and Linux environment. At first start a small base system is downloaded, desired packages can then be installed using the apt package manager known from the Debian and Ubuntu Linux distributions. Access the built-in help by long-pressing anywhere on the terminal and selecting the Help menu option to learn more. Allows the app to view information about network connections such as which networks exist and are connected. Allows the app to create network...
    Downloads: 195 This Week
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  • 9
    GDScript Toolkit

    GDScript Toolkit

    Independent set of GDScript tools - parser, linter and formatter

    ...A linter that performs a static analysis according to some predefined configuration. A formatter that formats the code according to some predefined rules. A code metrics calculator which calculates the cyclomatic complexity of functions and classes. To install this project you need python3 and pip. Regardless of the target version, installation is done by pip3 command and for stable releases, it downloads the package from PyPI.
    Downloads: 1 This Week
    Last Update:
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  • 10
    far2l

    far2l

    Linux port of FAR v2

    ...Plug-ins that are currently working: NetRocks (SFTP/SCP/FTP/FTPS/SMB/NFS/WebDAV), colorer, multiarc, tmppanel, align, autowrap, drawing, edit case, SimpleIndent, Calculator, Python (optional scripting support).
    Downloads: 20 This Week
    Last Update:
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  • 11
    Nano ID

    Nano ID

    A secure, URL-friendly, unique string ID generator for JavaScript

    ...However, this probability is extremely small. Meanwhile, a lot of projects generate IDs in small numbers. For those projects, the ID length could be reduced without risk. This calculator aims to help you realize the extent to which the ID length can be reduced. Instead of using the unsafe Math.random(), Nano ID uses the crypto module in Node.js and the Web Crypto API in browsers. These modules use unpredictable hardware random generator. Uniformity, random % alphabet is a popular mistake to make when coding an ID generator. ...
    Downloads: 4 This Week
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  • 12
    Measurements.jl

    Measurements.jl

    Error propagation calculator and library for physical measurements

    Error propagation calculator and library for physical measurements. It supports real and complex numbers with uncertainty, arbitrary precision calculations, operations with arrays, and numerical integration. Physical measures are typically reported with an error, a quantification of the uncertainty of the accuracy of the measurement. Whenever you perform mathematical operations involving these quantities you have also to propagate the uncertainty, so that the resulting number will also have an attached error to quantify the confidence about its accuracy. ...
    Downloads: 0 This Week
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  • 13
    Precise Calculator
    Precise Calculator has arbitrary precision and can calculate with complex numbers, fractions, vectors and matrices. Has more than 150 mathematical functions and statistical functions and is programmable (if, goto, print, return, for).
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    Downloads: 48 This Week
    Last Update:
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  • 14
    CRC calculator

    CRC calculator

    Calculator for CRC8, CRC16, CRC32, CRC64.

    Application for calculating CRC checksum such as CRC-8, CRC-16, CRC-32 and CRC-64 with most popular parameters. The application needs .NET 4.6.
    Downloads: 20 This Week
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  • 15
    Financial Calculator

    Financial Calculator

    Windows 11 only — includes 16 sections with text and visual reports.

    Take control of your finances with Financial Calculator 8.0, a professional yet easy-to-use desktop tool built for precise, everyday financial calculations. From planning loans and estimating taxes to generating invoices and creating QR codes, this all-in-one software offers 16 specialized sections that make your daily financial and business tasks faster, clearer, and more accurate.
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    Downloads: 19 This Week
    Last Update:
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  • 16
    Engineering Calculator

    Engineering Calculator

    Engineering Calculator and Unit Converter

    Engineering Calculator is a lightweight, yet handy math expression evaluation and unit conversion utility that is always at your fingertips.
    Downloads: 19 This Week
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  • 17
    Elite Calculator

    Elite Calculator

    Elite Calculator - Accurate Math Solutions

    Elite Calculator Simplify your calculations with Elite Calculator, the ultimate tool for quick and accurate math solutions. Designed with a sleek interface and packed with features, it's your all-in-one math assistant. Key Features: 🔢 Standard Calculator: Perform basic arithmetic operations like addition, subtraction, multiplication, and division
    Downloads: 9 This Week
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  • 18
    ueli

    ueli

    Keystroke launcher for Windows and macOS

    Keystroke launcher for Windows and macOS. This plugin is searching for applications on your computer. You can specify the folders where your applications are installed and which file extension should be used to recognize an application. Enables you to quickly convert colors into different formats. Enables you to quickly execute commandline commands. Enables you to quickly look up the definition and synonyms of words. Enables you to quickly start writing an email by typing in an email...
    Downloads: 2 This Week
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  • 19
    Clash

    Clash

    Haskell to VHDL/Verilog/SystemVerilog compiler

    Clash is a functional hardware description language that borrows both its syntax and semantics from the functional programming language Haskell. It provides a familiar structural design approach to both combinational and synchronous sequential circuits. The Clash compiler transforms these high-level descriptions to low-level synthesizable VHDL, Verilog, or SystemVerilog. Clash is an open-source project, licensed under the permissive BSD2 license, and actively maintained by QBayLogic. The...
    Downloads: 3 This Week
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  • 20
    Calculator-Scripts

    Calculator-Scripts

    Just a few scripts for pocket calculators.

    Just a few applications for various pocket calculators.
    Downloads: 5 This Week
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  • 21
    Simple MCP

    Simple MCP

    A simple TypeScript library for creating MCP servers

    simple-mcp is a TypeScript library designed to facilitate the creation of Model Context Protocol (MCP) servers. It offers a straightforward API, enabling developers to set up MCP servers with minimal code. The library emphasizes type safety through full TypeScript integration and incorporates parameter validation using Zod. It fully implements the MCP, ensuring compatibility with MCP clients. ​
    Downloads: 0 This Week
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  • 22
    MOROS

    MOROS

    MOROS: Obscure Rust Operating System

    MOROS is a hobby operating system written in Rust by Vincent Ollivier. It targets computers with an x86-64 architecture and a BIOS, typically from 2005 to 2020. It also runs well on most emulators. MOROS is open source. You can build or download an image. Check out the manual for details on how to use it. MOROS is text-based and draws inspiration from Unix and DOS to provide a simple and efficient environment for computing and communication from the command line. Each program is designed to...
    Downloads: 1 This Week
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  • 23
    mtail

    mtail

    Extract internal monitoring data from application logs

    Extract internal monitoring data from application logs for collection in a time-series database. mtail is a tool for extracting metrics from application logs to be exported into a timeseries database or timeseries calculator for alerting and dashboarding. It fills a monitoring niche by being the glue between applications that do not export their own internal state (other than via logs) and existing monitoring systems, such that system operators do not need to patch those applications to instrument them or writing custom extraction code for every such application. ...
    Downloads: 4 This Week
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  • 24
    Lamina ✦

    Lamina ✦

    Math on a Sheet of Glass! A WinUI 3 Calculator for Windows 11.

    Lamina ✦ is a WinUI 3 calculator that is not only includes a Regular Calculator but also something called "Scripties". She supports Mensuration, Finance, Currency Conversion, Unit Conversions And More!, making her a Very Extendable Option. Target OS: Windows 11 ONLY. | Latest Stable Version: v11.26100.15.0 App Execution Aliases : lamina.exe & lmna.exe What are Scripties?
    Downloads: 2 This Week
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  • 25

    Nutri Calculator

    Menus by validating minimum and maximum ranges of calories....

    Allows generating menus by validating minimum and maximum ranges (in this case, only for macronutrients) of calories and nutrients. Requires JDK 21.0.10 or later. Tested with JDK 25.0.2. Download link for JDK 21.0.10: https://www.oracle.com/java/technologies/downloads/#java21 Download link for JDK 25.0.2: https://www.oracle.com/java/technologies/downloads/#java25
    Downloads: 2 This Week
    Last Update:
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