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- Biggles
- A Python module for creating publication-quality 2D scientific plots.
- Bioinformatics.Org: Welcome
- International organization which promotes freedom and openness in the field of bioinformatics.
- Calc - C-style Arbitrary Precision Calculator
- An interactive calculator which provides for easy, large numeric calculations, but which also can be easily programmed for difficult or long calculations.
- Calcoo
- A cross-platform RPN and algebraic scientific calculator. Latest release is 1.3.16, 2005-04-27.
- Celestia
- Cross-platform planetarium and space simulation software with a database of 100,000+ stars, and a catalogue of more than 100 objects in the solar system.
- DINO Homepage
- A real-time 3D visualization program for structural biology data.
- DISLIN
- Scientific data plotting software that runs on Linux; N.B.: Proprietary software - free (as in beer) for non-commercial uses.
- Dr Geo - Geometry Exploration Observatory
- Interactive geometry software; site available in English, French, and Italian.
- EMAN Main Page
- A scientific image processing suite with Python language bindings.
- Earth System Modeling Framework
- A high-performance, flexible software infrastructure to increase ease of use, performance portability, interoperability, and reuse in climate, numerical weather prediction, data assimilation, and other Earth science applications.
- Ensembl Genome Browser
- Publicly-available database of genomic information and a collection of open source tools used for analyzing genomic data from other public databases.
- Flounder
- A quick way to visualize regularly spaced 4D data, i.e., a data set that is a function of x, y, z, and time. Latest version is 0.40, 2003-01-14.
- Folding@home: Distributed Computing
- The goal of this project to understand protein folding, misfolding, and related diseases. Multilingual site.
- Free Mag 7 Star Charts
- A downloadable set of high-quality star charts for stars to 7.25 magnitude; licensed under the Creative Commons License.
- GAMGI - General Atomistic Modelling Graphic Interface
- A tool for visualizing atomic structures, such as molecules, liquids, crystals.
- GMT - The Generic Mapping Tools
- An open source collection of ~60 tools for manipulating geographic and Cartesian data sets (including filtering, trend fitting, gridding, projecting, etc.) and producing Encapsulated PostScript File (EPS) illustrations ranging from simple x-y plots via contour maps to artificially illuminated surfaces and 3-D perspective views. Latest release is 4.1.3, 2006-06-01.
- GNU/Linux Aviation HOWTO; Flying with GNU/Linux
- This document provides pointers to software packages that run under GNU/Linux and are useful to pilots (private, commercial or military), airlines, airports or anyone else in the aeronautical domain. (2006)
- GNU/Linux in Science and Engineering
- GRPN - Graphical Reverse Polish Notation (RPN) Calculator
- A graphical reverse polish notation (RPN) calculator. GRPN is written in C and uses the GIMP Toolkit (GTK) on top of X11. Latest release is 1.1.2, 2002-04-04.
- Genius Math tool and the GEL Language
- A calculator program; a GNOME2 application.
- GeoGebra
- A cross-platform, interactive, mathematics software that joins geometry, algebra and calculus. Primarily used for education in secondary schools.
- Ghemical - Molecular Modelling Package
- A GPLed, computational chemistry application. Latest release is 2.12, 2007-09-21.
- Gmsh: a three-dimensional finite element mesh generator with built-in pre- and post-processing facilities
- An automatic 3D finite element grid generator with a build-in CAD engine and post-processor. Latest version is 2.0, 2006-02-05.
- Gnuplot
- A cross-platform, portable command-line driven interactive data and function plotting utility. Source code is available, but with a non-free license. N.B.: gnuplot has nothing to do with GNU.
- Gnuplot.py
- A Python interface to Gnuplot.
- Grace
- A WYSIWYG 2D plotting tool for the X Window System and M*tif.
- GraphThing
- A tool to create, manipulate and study graphs (mathematical objects). Supports the following languages: in Catalan, English, German, Italian, Spanish, Swedish Chef.
- Homepage - www.linuxastronomy.org
- Collaboration between volunteers, teenagers, and astronomers. Projects use Linux and open source software.
- INDI - Instrument-Neutral Distributed Interface
- An instrument-neutral distributed interface control protocol that provides backend driver support and automation for a wide range of astronomical devices including telescopes and CCDs. Latest stable release is 0.5, 2007-05-04.
- IRAF (Image Reduction and Analysis Facility) Project Home Page
- A general purpose software system for the reduction and analysis of astronomical data.
- KFLog Portal
- A KDE suite of open source flight planning and analysis programs for gliders.
- KSEG - Simulator of Euclidean Geometry
- A free (GPL) interactive geometry program for exploring Euclidean geometry. It runs on UNIX/Linux-based platforms. Available in many languages. Latest release is 0.403, 2006-02-03.
- LabPlot Homepage
- A 2D/3D data and functions plotting and visualization program
- Libre Software Engineering
- Free/Libre/Open Source software engineering research site.
- Linux Astronomy HOWTO
- Tips and resources to utilize Linux solutions in Astronomy.
- Linux4Chemistry - Linux Software for Chemistry
- A searchable database of Linux chemistry software.
- LinuxAstro - Astronomical Software on Linux
- Last updated in 2001, but most of the links to astronomy software still valid.
- MIT Photonic-Bands Home Page
- The MIT Photonic-Bands (MPB) package is a free program for computing the band structures (dispersion relations) and electromagnetic modes of periodic dielectric structures, on both serial and parallel computers. Latest release is 1.4.2, 2003-03-03.
- MathGL - Library for Scientific Graphics
- A cross-platform, scientific graphics plotting library.
- Mathematica
- A computer algebra system. N.B.: proprietary software.
- Matplotlib
- A Matlab-style Python 2D plotting package.
- Maxima
- A cross-platform application for the manipulation of symbolic and numerical expressions. It is a descendant of acsyma, the legendary computer algebra system developed in the late 1960s at the Massachusetts Institute of Technology. Also available in Russian and Spanish.
- Molecular Modelling Toolkit (MMTK) Home Page
- A program library written in Python for molecular simulation applications; latest release is 2.4.6, 2006-03-01.
- NCBI BLAST Home Page
- BLAST (Basic Local Alignment Search Tool) is one of the most popular open source software tool in bioinformatics.
- Nightfall Eclipsing Binary Star Program
- An astronomy application for fun, education, and science. It can produce animated views of eclipsing binary stars, calculate synthetic lightcurves and radial velocity curves, and eventually determine the best-fit model for a given set of observational data of an eclipsing binary star system. It is, however, not able to fry your breakfast egg on yourharddisk. :-( Site also available in German.
- NumExp - Mathematical Computation Environment
- A family of open source applications for numeric computation and 2D plot rendering. A GNOME application.
- OSGeo | Your Open Source Compass
- The Open Source Geospatial Foundation hosts and supports high-quality open source geospatial software projects related to remote sensing, GIS, mapping and advanced image processing.
- OSSIM
- A high-performance open source software system for remote sensing, geographical information systems (GIS), image processing, and photogrammetry.
- OWW - One-Wire Weather Interface
- A server and client for Dallas Semiconductor / AAG 1-wire weather station kits.
- Open Visualization Data Explorer
- Open source visualization software package based on IBM's Visualization Data Explorer. Latest release is 4.4.4, 2006-08-30. N.B.: Users must fill out a personal information form to obtain the source code.
- OpenInformatics.org Homepage
- Making scientists more aware of open source software and the benefits to them. Site also contains a science-related software resource list.
- PHP Weather
- An application to display the current, local weather on your webpage; available in multiple languages. Current stable release is: 2.2.2, 2004-06-24.
- PLplot Home Page
- PLplot is a cross-platform, scientific graphics plotting library. It can be used from within compiled languages such as C, C++, FORTRAN and Java, and interactively from interpreted languages such as Octave, Python, Perl and Tcl. Latest development release is 5.9.0, 2008-02-10.
- Partiview
- An industrial strength, interactive, mono- or stereoscopic viewer for 4-dimensional datasets. This application is used by astronomers for interpreting and analyzing large collections of data on the universe.
- Ploticus - Welcome
- A cross-platform, non-interactive software package for producing plots, charts, and graphics from data. Latest stable release is 2.4.0, 2008-01-15.
- QtiPlot
- A cross-platform data analysis and scientific plotting application; a clone of Origin (Windows proprietary software).
- RLplot Home Page
- A cross-platform scientific plotting package.
- SAGE: Open Source Mathematics Software
- A Free and Open Source software application for studying a huge range of mathematics, including algebra, calculus, elementary to advanced number theory, cryptography, numerical computation, graph theory, and exact linear algebra. It also has interfaces to non-free software (e.g., MAGMA, Maple, Mathematica).
- Sailcut CAD
- A cross-platform sail plotting package for designing and developing boat sails into flat panels.
- SciGraphica Homepage - Scientific Graphics and Data Manipulation
- A scientific data visualization and analysis application, supplying many of the basic plotting features for 2D and 3D charts. Latest release is 2.1.1, 2005-06-24.
- SciPy - Scientific tools for Python
- Includes modules for graphics and plotting, optimization, integration, special functions, signal and image processing.
- ScientificPython
- A collection of Python modules that are useful for scientific computing. Latest stable release is 2.6, 2006-10-06.
- Scilab Home Page
- Scientific software package for numerical computations providing a powerful open computing environment for engineering and scientific application. N.B.: free for non-commercial use and commercial use (but code cannot be modified).
- SkyView Virtual Observatory
- A virtual observatory on the Net generating images of any part of the sky at wavelengths in all regimes from Radio to Gamma-Ray.
- SquidBee
- A project that uses an open hardware design as well as open source software as a platform for wireless remote control and sensing.
- Stellarium Astronomy Software
- A cross-platform desktop planetarium, which renders 3D photo-realistic skies in real time with OpenGL; its ease-of-use is a big advantage.
- The Comprehensive R Archive Network (CRAN)
- A network of ftp and web servers around the world that store identical, up-to-date, versions of code and documentation for R.
- The Gerris Flow Solver
- The Groundstation Software Suite
- A satellite tracking program for Gnome and a GUI to the Hamradio Control Libraries.
- The KDE Edutainment Project - KStars
- Desktop planetarium for KDE.
- The MayaVi Data Visualizer
- A Python-based scientific data visualizer; uses the Visualization Toolkit (VTK) for the graphics.
- The OpenScience Project
- Dedicated to writing and releasing free and Open Source scientific software. Software database organized by subject categories.
- The R Project for Statistical Computing
- One of the best statistics software packages for Linux.
- The Random Factory -- Scientific Software for Linux
- Linux for Astronomy, Biotechnology, and Chemistry with comprehensive collections of software on CD.
- The gretl Home Page -- Gnu Regression, Econometrics and Time-series Library
- Cross-platform software package for econometric analysis.Runs on GNOME 1.4 and 2.0; support French and Spanish.
- UDAV - Universal data Array Visualization
- A cross-platform program for data arrays visualization based on the MathGL library.
- VMD - Visual Molecular Dynamics
- Welcome to Euler
- A mathematical program, with advanced graphic capabilities, that interactively computes real and complex numbers and matrices.
- Welcome to GNU TeXmacs
- A free scientific text editor, which was both inspired by TeX and GNU Emacs.
- Welcome to the Kemistry Homepage!
- A collection of chemistry related software for the KDE Desktop Environment. Latest release is 0.7, 2003-01-24.
- X10 Ephem
- This code computes sunrise and sunset times.
- XEphem - Astronomy software
- A cross-platform, interactive astronomical ephemeris software package.
- XTide: Harmonic Tide Clock and Tide Predictor
- XTide is a package that provides tide and current predictions in a wide variety of formats. Graphs, text listings, and calendars can be generated, or a tide clock can be provided on the desktop. Latest release is 2.9.4, 2007-09-03.
- XaoS
- A fast interactive real-time fractal zoomer and morpher.
- Xplanet
- Xplanet was inspired by Xearth, which renders an image of the earth into the X root window. Xplanet can also render images of the other planets and some satellites. Latest stable release is 1.2.0, 2005-06-16.
- Xplns - reproduces real starry sky
- Yacas - Yet Another Computer Algebra System
- An easy-to-use general purpose computer algebra system. It uses its own programming language designed for symbolic as well as arbitrary-precision numerical computations. Latest stable release is 1.2.0, 2007-09-21.
- Yorick: An Interpreted Scientific Programming Language
- An interpreted programming language for scientific simulations or calculations, postprocessing or steering large simulation codes, interactive scientific graphics, and reading, writing, or translating large files of numbers.
- Yplot
- A Yorick interface to PLplot.
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