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gnuplot

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  Analyzed 11 months ago

gnuplot plots 2d and 3d graphs, from a data file or with a formula. It has an interactive mode with online help, or it can be used non-interactively. gnuplot does function fitting to data sets, and it does output to many terminals, among which are PostScript, X11 display, PNG, and GIF (via the old gd library).

164K lines of code

3 current contributors

11 months since last commit

164 users on Open Hub

Activity Not Available
4.18367
   
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Licenses: No declared licenses

GNU Octave

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  Analyzed 14 days ago

Octave is a high-level language, primarily intended for numerical computations. It provides a convenient command line interface for solving linear and nonlinear problems numerically, and for performing other numerical experiments. It may also be used as a batch-oriented language.

1.49M lines of code

77 current contributors

14 days since last commit

130 users on Open Hub

Very High Activity
4.27273
   
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Stellarium

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  Analyzed 24 days ago

Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets and nebulae, and has many other features including multiple panoramic landscapes, fog, light pollution simulation and a built-in scripting engine. Stellarium comes with a star ... [More] catalogue of about 600 thousand stars and it is possible to download extra catalogues with up to 210 million stars. Stellarium has multiple sky cultures - see the constellations from the traditions of Polynesian, Inuit, Navajo, Korean, Lakota, Egyptian and Chinese astronomers, as well as the traditional Western constellations. It is also possible to visit other planets in the solar system - see what the sky looked like to the Apollo astronauts, or what the rings of Saturn looks like from Titan. [Less]

624K lines of code

28 current contributors

about 1 month since last commit

92 users on Open Hub

Very High Activity
4.54545
   
I Use This
Licenses: BSD-3-Clause, CC-BY-3.0, GPL-2.0+

Celestia

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  Analyzed 28 days ago

Celestia is an OpenGL-based 3D space simulation for Unix and Win32 that lets you travel through the solar system, to the stars, and even beyond the galaxy. Visit over 100,000 stars, 100 solar system bodies, and all known extrasolar planets.

238K lines of code

0 current contributors

about 4 years since last commit

64 users on Open Hub

Inactive
4.35
   
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Maxima -- GPL CAS based on DOE-MACSYMA

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  Analyzed 4 days ago

Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, and sets, lists, vectors, matrices, and tensors. Maxima yields high ... [More] precision numeric results by using exact fractions, arbitrary precision integers, and variable precision floating point numbers. Maxima can plot functions and data in two and three dimensions. The Maxima source code can be compiled on many systems, including Windows, Linux, and MacOS X. The source code for all systems and precompiled binaries for Windows and Linux are available at the SourceForge file manager. [Less]

569K lines of code

20 current contributors

5 days since last commit

51 users on Open Hub

High Activity
4.44828
   
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Sage: Open Source Mathematics Software

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  Analyzed 28 days ago

Sage is mathematical software, very much in the same vein as MATLAB, MAGMA, Maple, and Mathematica. Unlike these systems, every component of Sage is GPL-compatible. The interpretative language of Sage is Python, a mainstream programming language. Use Sage for studying a huge range of mathematics ... [More] , including algebra, calculus, elementary to very advanced number theory, cryptography, numerical computation, commutative algebra, group theory, combinatorics, graph theory, and exact linear algebra. It is available for download from sagemath.org and its mirrors in source or binary form. If you have any questions and/or problems please report them to the Google groups sage-devel or sage-support. You can also drop by in #sagemath on freenode IRC. [Less]

611K lines of code

110 current contributors

4 months since last commit

50 users on Open Hub

Very High Activity
4.73913
   
I Use This

Natural Language Toolkit (NLTK)

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  Analyzed 29 days ago

NLTK — the Natural Language Toolkit — is a suite of open source Python modules, linguistic data and documentation for research and development in natural language processing, supporting dozens of NLP tasks, with distributions for Windows, Mac OSX and Linux.

211K lines of code

35 current contributors

4 months since last commit

45 users on Open Hub

Moderate Activity
5.0
 
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JabRef

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  Analyzed 2 months ago

JabRef is a graphical Java application for managing bibtex (. bib) databases. It uses the bitex format as native file format, which makes it ideal for collaborating. JabRef can import bibliographies in numerous formats, provides extensive searching, sorting, and grouping features, can automatically ... [More] create bibtex keys, and can insert citations into TeXstudio, OpenOffice, WinEdit, LyX, and more. With Bibtex4word, an intengration with Microsoft Word is also possible. [Less]

113K lines of code

30 current contributors

9 months since last commit

39 users on Open Hub

Activity Not Available
4.68182
   
I Use This

GSL - GNU Scientific Library

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  Analyzed 11 months ago

The GNU Scientific Library (GSL) is a numerical library for C and C++ programmers. The library provides a wide range of mathematical routines such as random number generators, special functions and least-squares fitting. There are over 1000 functions in total with an extensive test suite.

801K lines of code

4 current contributors

11 months since last commit

31 users on Open Hub

Activity Not Available
4.58333
   
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KStars

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Claimed by KDE Analyzed 28 days ago

KStars is a graphical desktop planetarium for KDE. It provides an accurate simulation of the night sky, as seen from any location on Earth, on any date. It has a host of tools for every astronomer and astronomy enthusiast!

208K lines of code

18 current contributors

4 months since last commit

27 users on Open Hub

High Activity
4.69231
   
I Use This