644 Open source projects that are alternatives of or similar to Kelvin

mathiu : a simple computer algebra system in C++.

An extensible, intuitive and easy to use algebra system that is capable of algebraic manipulation, simplification, differentiation, and much more. Reverse engineered from TI-nspire CAS.

The Piranha computer algebra system.

A C++20 library for the symbolic manipulation of sparse polynomials & co.

Atom's OneDark inspired theme for Sublime Text

💡 Build your own programming language! A C++17 PEG parser generator supporting parser combination, memoization, left-recursion and context-dependent grammars.

Terminal calculator made for programmers working with multiple number representations, sizes, and overall close to the bits

C-style arbitrary precision calculator

WarpPI Calculator, Step-by-step algebra calculator for Raspberry Pi. (abandoned project)

Monster Hunter World: Iceborne - Calculator

A calculator on macOS.

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

Kalker/kalk is a calculator with math syntax that supports user-defined variables and functions, complex numbers, and estimation of derivatives and integrals

Opcode calculator

All the great tools we have for the field.

Wabbitemu is a Z80 TI Calculator emulator

Security library for Undertow: OAuth, CAS, SAML, OpenID Connect, LDAP, JWT...

kalk is a powerful command line calculator app for developers.

Advanced network calculator and address planning helper

Kernel for z80 calculators

A non date-based time calculator

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.

A simple calculator made by vuejs 用vue.js实现简易计算器

Construtor Interativo de website.

Toolchain and libraries for C/C++ programming on the TI-84+ CE calculator series

OS for z80 calculators

A C++ configurable Expression Parser. Useful as a Calculator or for helping you write your own Programming Language

🌱 Experimental open FPGA IDE using Atom and Apio

Astus' Mathematical Display Application : A GUI for Mathematics (Calculator, LaTeX Converter, Plotter, ... )

some useful math functions for linux calculator bc

xk-time 是时间转换，时间计算，时间格式化，时间解析，日历，时间cron表达式和时间NLP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。

Lily is a modular and lightweight IDE for languages based on Panda Framework

Cross-platform, customizable ML solutions for live and streaming media.

A freezing cold development environment

A calculator/expression evaluator written in rust that supports variables and functions.

Text calculator with support for units and conversion

🔢 Simple calculator written in Java with Eclipse. This calculator is simple with an easy code to help novices learn how to operate a calculator.

Rich IDE support for Workflow Description Language

scientific calculator basic calculator and unit converter android app

Simple Calculator app created with React.js

Calculator app created with Java Swing, It is simple with an easy code to help novices learn how to operate a calculator.

Theia Workshop - Building Cloud and Desktop IDEs

zsh calculator - with support for basic math

extract internal monitoring data from application logs for collection in a timeseries database

Alfred Workflow to calculate anything with natural language

Flat Material Look for Cloud9!

Price calculator/predictor for Turnip prices

Unit conversion tool and library written in rust

Sexy Calculator made using React Native & Redux 😍

MSX develops repository

📅 Tiny date, time diff calculator with piggybacked timers

📱 Llumino, a luminous calculator, re-built with the latest web technology (PWA)

Common libraries for use on the TI84+CE/TI83PCE calculators

PHP calculator library for mathematical terms (expressions) passed as strings

The next generation integrated development environment for processor design and verification. It has multi-hardware language support, open source IP management and easy-to-use rtl simulation toolset.

Beautiful calculator app for macOS

PHP Mathematical expression parser and evaluator

Example project - how to build a simple calculator in Flutter

🧮 Literate programming for M-x calc

Experimental Python IDE written mostly in Python