Top 23 units-of-measure Open-Source Projects

• UnitsNet

  8 2,138 8.5 C#

  Makes life working with units of measurement just a little bit better.

Project mention: Java opensource projects that need help from community. | /r/java | 2023-05-20

If engineering/scientific projects appeal to you, Units of measurement implementations for Java are woefully behind when compared with the likes of UnitsNet for C#.

• mp-units

  13 956 9.8 C++

  The quantities and units library for C++

Project mention: Is it just mean, or is C# easier to learn than JavaScript or even PHP? | /r/dotnet | 2023-12-06

It's not the type system you're complaining about, though. It takes a bit of work but you can write types that include units information with no loss of performance.

• InfluxDB

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  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• Unitful.jl

  9 575 7.0 Julia

  Physical quantities with arbitrary units

  

Project mention: What Is Dimensional Analysis? | news.ycombinator.com | 2023-09-15

• fend

  5 528 9.2 Rust

  Arbitrary-precision unit-aware calculator

Project mention: Show HN: Heynote – A Dedicated Scratchpad for Developers | news.ycombinator.com | 2023-12-22

You can do that (and lots more) with Fend: https://github.com/printfn/fend/

• SI

  4 482 8.0 C++

  A header only C++ library that provides type safety and user defined literals for physical units (by bernedom)

• rink-rs

  4 397 7.5 Rust

  Unit conversion tool and library written in rust

Project mention: Frink is a programming language designed to make physical calculations simple | news.ycombinator.com | 2023-11-03

• au

  2 298 8.0 C++

  A C++14-compatible physical units library with no dependencies and a single-file delivery option. Emphasis on safety, accessibility, performance, and developer experience. (by aurora-opensource)

  

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• safe-units

  1 200 0.0 TypeScript

  Type-safe TypeScript units of measure 👷📏

• coulomb

  1 140 8.1 Scala

  coulomb: unit analysis for Scala

• quantulum3

  1 130 4.6 Python

  Library for unit extraction - fork of quantulum for python3

• measured

  4 117 3.6 Kotlin

  Type-safe, intuitive units of measure (by nacular)

  

• indriya

  2 111 7.4 Java

  JSR 385 - Reference Implementation

  

Project mention: Java opensource projects that need help from community. | /r/java | 2023-05-20

JSR 385 reference implementation Indriya - https://github.com/unitsofmeasurement/indriya

• units-of-measure

  1 92 1.7 Kotlin

  Type-safe dimensional analysis and unit conversion in Kotlin.

• numberfmt

  3 38 6.4 TypeScript

  Number formatting using a text pattern and native Intl.NumberFormat()

  

• barril

  2 36 7.3 Python

  Python package to manage units for physical quantities

  

• metric-cooking

  1 29 0.0 JavaScript

  Browser script that annotates US cooking units with their metric equivalent (e.g. 1 3/4 cups sugar [350 g])

• ex_uc

  0 20 0.0 Elixir

  Elixir Unit Converter

• pqm

  3 15 1.3 JavaScript

  Physical Quantities and Measures (PQM) is a Node and browser package for dealing with numbers with units

• UnitSystems.jl

  6 11 0.0 Julia

  Physical unit systems (Metric, English, Natural, etc...)

• misura

  2 6 8.5 Python

  Python library providing effortless unit handling and currency conversion for scientific and engineering purposes.

• Similitude.jl

  3 6 2.7 Julia

  Dimensions and Quantities for UnitSystems.jl

• seshat

  3 5 1.0 Java

  Seshat Units of Measurement Implementation (by unitsofmeasurement)

  

Project mention: Java opensource projects that need help from community. | /r/java | 2023-05-20

More well developed implementation (with unit simplification) - https://github.com/unitsofmeasurement/seshat

• Unitility

  0 3 8.3 Java

  Unitility: The Physics Units of Measure Library for Java with Spring Boot and Quarkus support for web applications development. Immutable, thread-safe, easy to use.

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units-of-measure related posts

• Fend: Arbitrary-precision unit-aware calculator

  1 project | news.ycombinator.com | 22 Dec 2023

• What Is Dimensional Analysis?

  2 projects | news.ycombinator.com | 15 Sep 2023

• All I can say is that I relate, very much

  1 project | /r/physicsmemes | 13 Jun 2023

• Are there any languages that allow units?

  1 project | news.ycombinator.com | 29 May 2023

• Java opensource projects that need help from community.

  13 projects | /r/java | 20 May 2023

• misura: Python library for easy unit handling and conversion for scientific & engineering applications.

  2 projects | /r/Physics | 2 May 2023

• Question solved unsuccessfully

  1 project | /r/physicsmemes | 27 Apr 2023
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