Units vs Blitz++

Units

A run-time C++ library for working with units of measurement and conversions between them and with string representations of units and measurements (by LLNL)

Source Code

units.readthedocs.io

Docs

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Blitz++

Git mirror of Blitz++ at http://sourceforge.net/projects/blitz/ (by syntheticpp)

Scientific Computing

Source Code

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Units		Blitz++
	Project
2	Mentions	-
130	Stars	18
1.5%	Growth	-
7.2	Activity	0.0
7 days ago	Latest Commit	almost 8 years ago
C++	Language	C++
BSD 3-clause "New" or "Revised" License	License	GNU General Public License v3.0 or later

The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

Units

Posts with mentions or reviews of Units. We have used some of these posts to build our list of alternatives and similar projects.

TIL the USA was supposed to adopt the metric system but the ship carrying the standardized meter and kilogram was hijacked by pirates in 1793 and the measurements never made it to the States
1 project | /r/todayilearned | 26 Jan 2023

Yes I would download this code
LLNL/units - runtime C++ unit conversion library
1 project | /r/opensource | 9 Jan 2021

Blitz++

Posts with mentions or reviews of Blitz++. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning Blitz++ yet.
Tracking mentions began in Dec 2020.

What are some alternatives?

When comparing Units and Blitz++ you can also consider the following projects:

Dimwits - A compact C++ header-only library providing compile-time dimensional analysis and unit awareness

FFTW - DO NOT CHECK OUT THESE FILES FROM GITHUB UNLESS YOU KNOW WHAT YOU ARE DOING. (See below.)

Torch - http://torch.ch

GSL - GNU Scientific Library with CMake build support and AMPL bindings

preCICE - A coupling library for partitioned multi-physics simulations, including, but not restricted to fluid-structure interaction and conjugate heat transfer simulations.

Trilinos - Primary repository for the Trilinos Project

HELICS - Hierarchical Engine for Large-scale Infrastructure Co-Simulation (HELICS)

Kratos - Kratos Multiphysics (A.K.A Kratos) is a framework for building parallel multi-disciplinary simulation software. Modularity, extensibility and HPC are the main objectives. Kratos has BSD license and is written in C++ with extensive Python interface.