A DNS server that offers useful utilities and services over the DNS protocol. Weather, world time, unit conversion etc.

a compile-time, header-only, dimensional analysis and unit conversion library built on c++14 with no dependencies.

🔢 Bits, bytes and address calculator

Expansible Unit Conversion Library for .Net Core and .Net Framework

Type-safe physical computations and unit conversions in Idris ⚖ 🌡 ⏲ 🔋 📐

coulomb: unit analysis for Scala

EngineeringPaper.xyz is a web app that makes it easy to create, save, and share engineering calculations.

Convert standard units from one to another with this easy to use, lightweight package

An unobtrusive Obsidian plugin that quietly processes equations and patterns in real time

A handy calculator, based on Rust and WebAssembly.

A small C++11, C++14 header-only library for compile-time dimensional analysis and unit/quantity manipulation and conversion

A powerful expression-based calculator, unit converter, and general computation engine for Android

Physical quantities and units

📐 Validation and unit conversion errors in TypeScript at compile-time. Started in 2016. Publicised in 2020.

A web-based calculator app

Tools for uncertainty propagation and measurement unit conversion — Outils pour la propagation des incertitudes et la conversion d'unités de mesure

Advanced .NET math library (.NET Standard).

benri is a c++ library for compile time checking of physical quantities.

RPN command-line calculator