math-tools

A curated list of open-source tools, libraries, and resources for mathematical computations, covering areas such as linear algebra, calculus, numerical methods, optimization, and visualization.

1216+ free online calculators: loan EMI, mortgage, BMI, calorie, percentage, unit converter & more — step-by-step solutions, charts, no signup. Fully client-side, MIT.

Always free field math and reference for the trades.

A matrix calculator built with Kivy, featuring step-by-step solutions and graph plotting. Compiled using Buildozer for cross-platform support.

Interactive Numerical Methods Solver for Root-Finding Algorithms (Bisection & False Position) built with Streamlit.

🧮 High-performance open-source online calculator suite & 36+ free embeddable widgets. Decimal.js precision, offline PWA, 6 languages (EN/HE/ES/FR/AR/RU).

A fast and flexible CLI tool to compute Fibonacci numbers with support for large inputs, scientific and hexadecimal formats.

Step-by-step matrix calculator with PyQt6 GUI. Supports 2×2 and 3×3 matrix operations like addition, subtraction, multiplication, determinant, and inverse — with detailed step-by-step solutions for learning.

A high-precision square root calculator written in Rust using the Malachite library. Supports both interactive and command-line modes, allowing users to compute the square root of any positive integer to an arbitrary number of decimal digits with fixed-point accuracy.

Math Formula Helper Chrome Extension for calculus, derivatives, mathematical symbols, and LaTeX formula conversion.

Toolimi.com profile: 500+ free online tools—PDF (merge, compress, convert to Word/Excel), image (bg remover, resize, WebP), text (case convert, word count), dev (JSON, Base64, URL encode), math (scientific, percent), health (BMI), ecom (label crop), video (compress), SEO, encode/decode. Client-side, no signup, no install, privacy-first. toolimi.com

Android calculator suite: 66 calculators in 8 categories, an AI that reads a photograph of a mathematical problem and works it out with the app's own engines, plus a scientific calculator and a full calculus workbench. Easy to use, works offline, no ads, no accounts, no tracking. Kotlin + Jetpack Compose.

A interactive C console application that calculates the areas of various geometric shapes (Square, Rectangle, Triangle, Circle, and Trapezoid) using loops and math functions.

🧮 Studio Hendeseh (SH)

Convert between decimal and balanced ternary numbers. Bulk conversion is also available

Educational Python toolkit for modular arithmetic — includes Bézout’s identity, modular inverses, congruence solving, CRT, and modular exponentiation. Optimized for lightweight Python environments.

A simple, responsive calculator built with HTML, CSS, and JavaScript. Supports basic arithmetic operations and provides a clean, easy-to-use interface.

Modern calculator suite with finance, math, science, and graphing tools.

CalculHub is a premium, all-in-one suite of advanced calculators and mathematical tools designed for accuracy, speed, and a sleek user experience. Built with the latest Angular v21 paradigms, it leverages reactive Signals, Standalone Components, high-performance Change Detection, and Server-Side Rendering (SSR) to provide.

Command line mathematical tool for dynamic matrix creation and linear algebra computations.