Showing 54 open source projects for "calculators"

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  • 1
    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: 5 This Week
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  • 2
    Nano ID

    Nano ID

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

    Nano ID is a library for generating random IDs. Likewise UUID, there is a probability of duplicate IDs. 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...
    Downloads: 3 This Week
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  • 3
    PCjs Machines

    PCjs Machines

    The original IBM PC and other machine emulations in JavaScript

    ...It serves both as an emulator and a digital preservation project, allowing users to interact with vintage software and hardware environments directly in their web browsers. The platform includes support for multiple architectures such as x86, 6502, and 8080-based systems, as well as minicomputers and programmable calculators. PCjs also provides curated software collections, including operating systems, applications, and games from the early days of personal computing. Its design emphasizes accessibility and education, enabling users to explore historical systems without requiring specialized hardware or installations. The project also includes tools for embedding emulated machines into web pages, making it useful for documentation and teaching purposes.
    Downloads: 3 This Week
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  • 4
    mathjs

    mathjs

    An extensive math library for JavaScript and Node.js

    ...One of its defining features is its expression parser, which allows users to evaluate and manipulate mathematical expressions written in a natural math-like syntax. mathjs is highly modular, enabling developers to include only the functionality they need for optimized application size and performance. The project is widely used in scientific computing, educational software, calculators, engineering tools, and data analysis applications. Its architecture combines accessibility for beginners.
    Downloads: 0 This Week
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    KaibanJS

    KaibanJS

    JS-native framework for building and managing multi-agent systems

    ...This approach enhances the effectiveness and efficiency of each task, moving beyond the limitations of generic AI. Just as professionals use specific tools to excel in their tasks, enable your AI agents to utilize tools like search engines, calculators, and more to perform specialized tasks with greater precision and efficiency.
    Downloads: 0 This Week
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  • 6
    phpipam

    phpipam

    phpipam open-source IP address management

    phpipam is an open-source web IP address management application (IPAM). Its goal is to provide light, modern and useful IP address management. It is php-based application with MySQL database backend, using jQuery libraries, ajax and some HTML5/CSS3 features.
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    Downloads: 86 This Week
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  • 7
    teemIP - CMDB & DDI solution

    teemIP - CMDB & DDI solution

    teemIP : Open source IPAM & DDI solution with CMDB integration.

    teemIP is an open source, web-based IP Address Management (IPAM) and DDI solution built on the iTop framework. It provides comprehensive IP management: IPv4/IPv6 plan management, subnet hierarchy, IP lifecycle, VLAN and DNS/DHCP integration. teemIP is now maintained by the teemIP SAS founding team: Christophe Naud (original creator), Martin de Laval and Quentin Ville. The company is being officially incorporated in July 2026. The project remains open source under AGPL...
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    Downloads: 157 This Week
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  • 8

    LPMCalc2

    Loan Payment Matrix Calculator 2.0

    This calculates a matrix of monthly loan payments based on the initial principal, seed interest rate, and type of loan. Clicking on a loan amount in the matrix will produce an amortization table with totals. I asked AI to convert my server side perl script into Java script and this is what it produced - with a few extra modifications. Enjoy!
    Downloads: 0 This Week
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  • 9
    Global Calculator

    Global Calculator

    A global calculator with multi language support

    GlobalCalc is a cross-platform calculator app with built-in support for multiple languages, including English and Hindi, with plans to expand to more languages. Its intuitive design allows users to switch between languages easily, and even displays numbers in the corresponding numeral system (e.g., Devanagari for Hindi). With features such as basic arithmetic operations, scientific calculations, theme switching, and error-handling, GlobalCalc caters to both casual users and those with...
    Downloads: 0 This Week
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  • 10
    Kuberagent

    Kuberagent

    100+ Privacy-First Browser Tools for Images, PDFs, SEO, AI, Developers

    ...Features include: • Image Tools (Compress, Convert, Resize, Background Remover) • PDF Tools (Merge, Split, Compress, Convert) • Video & Audio Tools • Developer Utilities • SEO & Marketing Tools • QR Code Generator • Finance Calculators • Productivity Tools KuberAgent is designed for creators, freelancers, marketers, developers, students, and businesses who need fast, secure, and privacy-focused online utilities. Official Website: https://kuberagent.com Popular tools include Background Remover, PDF Converter, Image Compressor, Hourly Rate Calculator, QR Code Generator, SEO Utilities, and Developer Tools.
    Downloads: 0 This Week
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  • 11
    Open Crypto Tracker

    Open Crypto Tracker

    Bitcoin Alts portfolio tracker, email / text / alexa / telegram alerts

    100% FREE / open source / PRIVATE cryptocurrency portfolio tracker. Email / text / alexa / telegram price alerts, price charts, mining calcs, leverage / gain / loss / balance stats, news feeds +more. Privately track Bitcoin / Ethereum / unlimited cryptocurrencies. Customize as many assets / markets / alerts / charts as you want. Over 50 Exchanges / 40 Trading Pairs Supported (exchanges / pairings list at bottom of README.txt): https://tinyurl.com/ct-readme Nearly Unlimited Assets...
    Downloads: 2 This Week
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  • 12

    JoseWebApps

    Some humble web applications

    Here I publish some humble web applications that I have developped.
    Downloads: 0 This Week
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  • 13
    QwikTape

    QwikTape

    Do calculations, annotate it like you would on a paper "qwikly".

    Downloads: 1 This Week
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  • 14
    Pythagorean-Numerology-Calculator
    "A basic numerology calculator in JavaScript" A live demo is available at: https://pythagorean-numerology-calc.sourceforge.io/pnc.html Features: -Your connection with the 4 classic elements -Numerology chart calculation -Master numbers detection -Psychologic matrix chart calculator -Name calculation chart -Personal day calendar -Plain calculator for names or numbers -Name diagrams (Norman Shine) -Profiles manager -Unlimited number of profiles -Search and sort feature...
    Downloads: 0 This Week
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  • 15
    codeconomics

    codeconomics

    Coding Economics!

    Web applications collections designed for straight forward purposes related to solving some Mathematical problems related to Economics. The web apps include: ::Cash Account Calculator ::Investment Growth Calculator ::Investment Management System ::Investment Plan Simulator ::Mortgage Payment Calculator And many more +Numerical and graphical results are given, Enjoy!😊 (Webmaster: Emmatiko)
    Downloads: 0 This Week
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  • 16
    pjscicalc

    pjscicalc

    A scientific calculator written in Python

    A scientific calculator written in Python, this project uses the wxPython and mpmath modules to create a scientific calculator suitable for use on a computer desktop. It is largely a rewrite and update of jscicalc. It has much higher precision.
    Downloads: 1 This Week
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  • 17
    Web-based emergency dosage calculator. Used in a real-world emergency room at a public hospital.
    Downloads: 0 This Week
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  • 18
    calculadora-cordova-brython

    calculadora-cordova-brython

    Example of application created with Cordova and Brython

    Example of application created with the Cordova Framework and the Brython Interpreter. Simple calculator that allows basic operations.
    Downloads: 0 This Week
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  • 19
    Simple Loan Calculator

    Simple Loan Calculator

    Simple Loan Calculator Script code.

    This is Simple Loan Calculator Script code. You can calculate the monthly payment, the amount of interest paid, the total cost of credit. It is built with JavaScript. Get more free projects : https://mrbroo.com/
    Downloads: 1 This Week
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  • 20
    elcalc

    elcalc

    Simple, Cross-Platform Calculator Made

    Elcalc is a simple, cross-platform calculator, built with Electron. It is fast, intuitive and can be used as an alternative for the default system calculator. It supports basic arithmetic operations.
    Downloads: 2 This Week
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  • 21
    Beschleunigung-berechnen

    Beschleunigung-berechnen

    Various calculations related to acceleration and deceleration

    - Diverse Berechnungen im Zusammenhang mit Beschleunigung und Verzögerung. - Various calculations related to acceleration and deceleration Topics: rechner berechnen calculator to calculate beschleunigen beschleunigung webpage webseite
    Downloads: 0 This Week
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  • 22
    Crypto Arbitrage

    Crypto Arbitrage

    A cryptocurrency arbitrage opportunity calculator

    A cryptocurrency arbitrage opportunity calculator and trading bot. Over 800 currencies and 50 markets. In short, it collects JSON from multiple different cryptocurrency markets, goes through the results, and finds the highest and lowest price for each coin. The script will find the highest price (chbtc.com), and lowest price (Bittrex), and divide the two: 51.8/38.23 = ~1.35 (~35% profit margin) and then push these results to the browser. It will also find the next highest market pairs, e.g....
    Downloads: 0 This Week
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  • 23
    chrome-extensions-examples

    chrome-extensions-examples

    All Chrome Extension examples collected into one repository

    This is not an official mirror of the Chrome extension examples. Report any issues with the examples themselves to Google's issue trackers/forums. The Chrome Extensions examples did not exist as a Git repository, and browsing both the samples page and the VCViewer did not seem particularly handy. So, I decided to scrape the content into this repository for easier browsing and (possible) editing.
    Downloads: 1 This Week
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  • 24
    Food Storage Calculator

    Food Storage Calculator

    Java 7 based food needs calculator using Google Web Toolkit and HTML5

    This web app uses the Google Web Toolkit, (currently version 2.6.1). No hooks to the Google App Engine are required, so the entire application can be contained on an HTML5 web page. The application is technically written in a restricted APIs version of Java 7, then compiled down to JavaScript. Any data storage needs use HTML5's data persisting capabilities Use this food storage calculator to help plan food storage preparedness. This calculator uses the three tier approach to food...
    Downloads: 0 This Week
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  • 25

    BrewScript

    Homebrewing recipe/mashing calculator.

    BrewScript is a web application for helping homebrewers make all the necessary calculations for their brew day. The application is written primarily in JavaScript with some non-critical server-side PHP for data storage in MySql. Recipes can also be Imported and Exported via XML.
    Downloads: 0 This Week
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