Numerical analysis software for Windows

Laboratory Virtual Instrument Engineering Workbench (LabVIEW) is a system-design platform and development environment for a visual programming language from National Instruments.

SciPy (pronounced "Sigh Pie") is an open source Python library used for scientific computing and technical computing.

NumPy (pronounced "Numb Pie" or sometimes "Numb pee") is an extension to the Python programming language, adding support for large, multi-dimensional arrays and matrices, along with a large library of high-level mathematical functions to operate on these arrays.

Julia is a high-level dynamic programming language designed to address the requirements of high-performance numerical and scientific computing while also being effective for general-purpose programming, web use or as a specification language.

Wolfram Mathematica (sometimes referred to as Mathematica) is a symbolic mathematical computation program, sometimes called a computer algebra program, used in many scientific, engineering, mathematical, and computing fields.

R is a programming language and software environment for statistical computing and graphics supported by the R Foundation for Statistical Computing.

GNU Octave is software featuring a high-level programming language, primarily intended for numerical computations.

Scilab is an open source, cross-platform numerical computational package and a high-level, numerically oriented programming language.

gretl is an open-source statistical package, mainly for econometrics.

TetGen is a mesh generator developed by Hang Si which is designed to partition any 3D geometry into tetrahedrons by employing a form of Delaunay triangulation whose algorithm was developed by the author.

FreeMat is a free open source numerical computing environment and programming language, similar to MATLAB and GNU Octave.

The Astropy Project is a collection of software packages written in the Python programming language and designed for use in astronomy.

Programming with Big Data in R (pbdR) is a series of R packages and an environment for statistical computing with Big Data by using high-performance statistical computation.

SequenceL is a general purpose functional programming language and auto-parallelizing (Parallel computing) tool set, whose primary design objectives are performance on multi-core processor hardware, ease of programming, platform portability/optimization, and code clarity and readability.

ILNumerics is a mathematical class library for Common Language Infrastructure (CLI) developers and a domain specific language (DSL) for the implementation of numerical algorithms on the .

ND4S is a free, open-source extension of the Scala programming language operating on the Java Virtual Machine—though it is compatible with both Java and Clojure.

MATLAB (matrix laboratory) is a multi-paradigm numerical computing environment and fourth-generation programming language.

ND4J is a scientific computing library, written in the programming language C++, operating on the Java virtual machine (JVM), and compatible with the languages Java, Scala, and Clojure.

Gmsh is a finite element mesh generator developed by Christophe Geuzaine and Jean-François Remacle.

Orange is a free software machine learning and data mining package (written in Python).

ParadisEO is a white-box object-oriented framework dedicated to the flexible design of metaheuristics.