C

calculator

Free online tip calculator and bill splitter - calculate tip, total and per-person share instantly. Live tool: https://tipcalcul.com

A native notepad calculator with units, currencies, percentages, dates and document variables. Results appear as you type.

WordPress plugin: IMT and IMI calculators for Portuguese property, in seven languages, on the free flatin.pt API.

A Python Calculator Made from scratch, containing a wide range of operations (many in the future), like making a pie chart or just a basic math problem (able to use "()"), and many more random but also maybe use full math operations/commands.

Advanced calculator written in Rust, featuring a terminal user interface supporting both RPN and algebraic input.

A simple all-in-one calculator and unit converter for Android

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Core logic for Vedic numerology and astrology calculations based on Date of Birth. Try the live tool here: https://onepagehoroscope.com/astrology/numerology-calculator-by-date-of-birth

Wayland-first floating calculator with a software-rendered GUI and result-only CLI

Simpel App Launcher

A simple datetime/duration command-line calculator

Firmware for the WP43 pocket calculator: a super-set of the legendary HP-42S RPN Scientific

Golang "clac" clone with some improvements

A simple HTML + Javascript bills calculator with an AWS Lambda-based Python backend.

Open-source trading calculator library — Forex, Gold, Crypto, Indices, Energy. Python + JavaScript. MIT license. Official: https://blog.quant-view.xyz

Command Line Calculator (archived 2014-2015 sentimental project)

Adds a functional calculator item with GUI interface, basic arithmetic operations, and crafting recipe for Minetest Game.

A secure, hardened mathematical engine and chat terminal mod for Luanti (formerly Minetest). This mod introduces an in-game terminal item that allows players to communicate with an AI-themed mathematical "Core" capable of solving complex algebraic expressions, precalculus functions, and equations using numeric methods directly inside the game environment.

A C-based utility billing engine developed for a Computer Programming course at Songkhla Rajabhat University, focusing on algorithmic logic and cost calculation.