[Most Popular] [Highest Rated] [Newest]

1. SAGE

SAGE is free open source math software that supports research and teaching in algebra, geometry, number theory, cryptography, numerical computation, and related areas. Both the SAGE development model and the technology in SAGE itself is distinguished by an extremely strong emphasis on openness, community, cooperation, and collaboration: we are building the car, not reinventing the wheel. The overall goal of SAGE is to create a viable free open source alternative to Maple, Mathematica, Magma, and MATLAB.

2. RapidMiner

RapidMiner (formerly YALE) is an open-source data mining solution. Applications of RapidMiner cover a wide range of real-world data mining tasks.

3. PrestoPlot

A 2D plotting tool for Win32 Platforms (Windows NT/95/98/00) inspired by Grace/xmgr.

4. Open Visualization Data Explorer

IBM's famous volume renderer that does much much more.

5. Garlic

Garlic is a free molecular visualization program written for unix and unix clones.

6. LigBuilder

LigBuilder is a multiple-purposed program written for structure-based drug design procedure. Based on the three-dimensional structure of the target protein, it can automatically build ligand molecules within the binding pocket and subsequently screen them

7. PostGIS

PostGIS adds support for geographic objects to the PostgreSQL object-relational database. In effect, PostGIS "spatially enables" the PostgreSQL server, allowing it to be used as a backend spatial database for geographic information systems (GIS), much like ESRI's SDE or Oracle's Spatial extension.

8. Saros

Saros is a research project to enable distributed pair programming (also called remote pair programming) in the Java IDE Eclipse. Saros supports real-time collaboration by two and more peers and adds many features to increase awareness and presence regarding the whereabouts of each peer.

9. BioCatalogue - the Life Sciences Web Service Registry

The BioCatalogue is a registry of biological Web Services. The BioCatalogue website is freely accessible to the world as it is searchable and indexable to search engines. It provides an open platform for biological Web Services registration, annotation and monitoring.

10. Jumper 2.0

Jumper 2.0 is enterprise web-infrastructure for data virtualization. Jumper 2.0 lets you search and share high-value data across remote locations using tag metadata to capture knowledge about data in remote data stores. It collects these meta-tag profiles in a Knowledge base and search engine.

11. MOUSE

MOUSE is an object oriented framework for finite volume computations on unstructured grids.

12. SwisTrack: Multi-Object Video Tracking Software

SwisTrack allows for tracking multiple objects such as insects or robots from a video stream provided by a file or directly from a camera. SwisTrack's user interface allows adjusting parameters on the flight, and thus allow to find an optimal tracking configuration choosing from a suite of already implemented algorithms for segmentation and filtering in an intuitive fashion. Contributing code to SwisTrack is made easy as tracking core and GUI share an XML description of available tracking modes and its parameters.

13. XBS

XBS is a simple but very useful program for plotting ball-and-sticks models of molecules or crystals under the X Window system.

14. Biocatalogue

The BioCatalogue is a registry of biological Web Services. The BioCatalogue website is freely accessible to the world as it is searchable and indexable to search engines. It provides an open platform for biological Web Services registration, annotation and monitoring. Our Goals: * Provide a single registration point for Web Service providers and a single search site for scientists and developers. * Provide a curated catalogue of life science web services * Providers, Expert curators and Users will provide oversight, monitor the catalogue and provide high quality annotations for services. * BioCatalogue as a place where the community can find, contact and meet the experts and maintainers of these services.

15. Babel

Babel is a program designed to interconvert a number of file formats currently used in molecular modeling.

16. Swarm

Swarm is a software package for multi-agent simulation of complex systems.

17. OpenFOAM

The OpenFOAM (Field Operation and Manipulation) software package can simulate anything from complex fluid flows involving chemical reactions, turbulence and heat transfer, to solid dynamics, electromagnetics and the pricing of financial options.

18. PHYLIP

PHYLIP Phylogeny Inference Package computer programs for inferring phylogenies

19. sl++

The Scientific Library is a C++ object oriented library specializing in linear algebra (although it contains other components as well).

20. FELLA (Free Electron Laser Atomic, Molecular, and Optical Physics Program Package)

The software package FELLA has been written for basic research in atomic, molecular, and optical physics. The atomic physics programs treat the atomic electronic structure in Hartree-Fock-Slater approximation and the interaction of electrons with light of up to two colors. The molecular physics programs treat the x-ray absorption by laser-aligned molecules. An optical physics code describes the propagation of a laser and x-rays through a gaseous medium. Especially, FELLA has been inspired by the upcoming x-ray free electron lasers to study atoms and molecules in their light in combination with intense optical lasers. However FELLA is more general and has been used so far to study atoms and molecules in the light of third-generation synchrotrons.

21. Quantum-Espresso

Quantum ESPRESSO is an integrated suite of computer codes for electronic-structure calculations and materials modeling at the nanoscale. It is based on density-functional theory, plane waves, and pseudopotentials (both norm-conserving and ultrasoft).

22. Open Source Seismic Interpretation System

OpendTect is an open source seismic interpretation software system for processing, visualizing and interpreting multi-volume seismic data, and for fast-track development of innovative interpretation tools. Optionally OpendTect can be extended with (closed source) commercial plugins.

23. Free Science Resource

A Free Science Info Site (mainly books, software, links)

24. Taverna Workbench and Server

Taverna is an open source domain independent Workflow Management System a suite of tools used to design and execute scientific workflows. Taverna has been created by the myGrid project and funded through the OMII-UK. Taverna has a guaranteed funding till 2014. The Taverna suite is written in Java and includes the Taverna Engine (used for enacting workflows) that powers both the Taverna Workbench (the desktop client application) and the Taverna Server (which allows remote execution of workflows). Taverna is also available as a Command Line Tool that for a quick execution of workflows from a terminal without the overheads of the GUI. Taverna allows for the automation of experimental methods through the use of a number of different (local or remote) services from a very diverse set of domains biology, chemistry and medicine to music, meteorology and social sciences. Effectively, Taverna allows a scientist with limited computing background and limited technical resources and support to construct highly complex analyses over public and private data and computational resources, all from a standard PC, UNIX box or Apple computer.

25. cb2bib - From clipboard to BibTeX: A tool for extracting bibliographic references

From clipboard to BibTeX: A tool for rapidly extracting unformatted bibliographic references from email alerts, journal web pages, and PDF files. The cb2Bib facilitates the capture of single references from unformatted and non standard sources. Output references are written in BibTeX. Article files can be easily linked and renamed by dragging it onto the cb2Bib window. Additionally, it permits editing and browsing BibTeX files, searching references and the contents of linked files, and cite them into document editors.

26. SAGA

SAGA -- The System for an Automated Geo-scientific Analysis is a free Geographical Information System (GIS). The SAGA API supports grid data like digital terrain models and satellite images, vector data, and tables. This API makes it easy to implement new algorithms and exempts the developer from hassle programming overhead like user-interface design or file-io. SAGA comes with a big collection of SAGA-Modules, in areas of terrain- analysis, geo-statistics, image processing and process simulation.

27. Scilab

Scilab is a scientific software package for numerical computations in a user-friendly environment. It features: Elaborate data structures (polynomial, rational and string matrices, lists, multivariable linear systems,...). Sophisticated interpreter and programming language with Matlab-like syntax. Hundreds of built-in math functions (new primitives can easily be added). Stunning graphics (2d, 3d, animation). Open structure (easy interfacing with Fortran and C via online dynamic link). Many built-in libraries: Linear Algebra (including sparse matrices, Kronecker form, ordered Schur,...). Control (Classical, LQG, H-infinity,...). Package for LMI (Linear Matrix Inequalities) optimization. Signal processing. Simulation (various ode's, dassl,...). Optimization (differentiable and non-differentiable, LQ solver). Scicos, an interactive environment for modeling and simulation of dynamical systems. Metanet (network analysis and optimization). Symbolic capabilities through Maple interface. Parallel Scilab.

28. View3D: calculation of radiation view factors in 2D and 3D

View3D is a command-line tool for evaluating radiation view factors for scenes with complex 2D and 3D geometry. It uses an adaptive integration method to calculate the view factors between faces where there is partial obstruction from inbetween faces. This program can be used to calculate the view factors (aka shape factors/configuration factors/form factors) for radiant heat transfer in diffuse grey enclosures.

29. Open Source Image Velocimetry

OSIV is a program written to perform cross-correlation analysis of particle image velocimetry (PIV) images. The program was designed to be both very modular and quite efficient. It incorporates most of the tried-and-true algorithms and some of the more recent additions to the PIV toolkit.

30. OOFEM

is an object oriented, parallel, multiphysics finite element code system for solving mechanical, transport and fluid mechanics problems.

31. The CP2K project homepage

CP2K is a freely available (GPL) program, written in Fortran 95, to perform atomistic and molecular simulations of solid state, liquid, molecular and biological systems. It provides a general framework for different methods such as e.g. density functional theory (DFT) using a mixed Gaussian and plane waves approach (GPW), and classical pair and many-body potentials.

32. BioBike

A platform for knowledge-based computational biology. Written in Lisp, downloadable or accessible through our web servers.

33. polyXmass

software for analyzing mass spectrometric data for polymers

34. GFortran

Gfortran is the name of the GNU Fortran 95 project, developing a free Fortran 95 compiler for GCC, the GNU Compiler Collection. The gfortran development effort uses an open development environment in order to attract a larger team of developers and to ensure that gfortran can work on multiple architectures and diverse environments.

35. MathML in Mozilla

Project to add Math Markup language to our last best hope at an open source browser.

36. KNIME

KNIME, pronounced [naim], is a modular data exploration platform that enables the user to visually create data flows (often referred to as pipelines), selectively execute some or all analysis steps, and later investigate the results through interactive views on data and models.

37. Ghemical

Ghemical is a computational chemistry software package released under the GNU GPL. Ghemical can do all-atoms molecular mechanics (there is an experimental Tripos 5.2-like force field for organic molecules), and reduced protein models.

38. Elmer

Elmer is an Open Source Finite Element Software for Multiphysical Problems. Elmer includes physical models of fluid dynamics, structural mechanics, electromagnetics, heat transfer and acoustics, for example. These are described by partial differential equations which Elmer solves by the Finite Element Method (FEM).

39. jHepWork

Data analysis framework

40. Weka

Weka is a collection of machine learning algorithms for data mining tasks. The algorithms can either be applied directly to a dataset or called from your own Java code. Weka contains tools for data pre-processing, classification, regression, clustering, association rules, and visualization. It is also well-suited for developing new machine learning schemes.

41. Lybniz

Lybniz is an easy to use mathematical function graph plotter using pyGTK. It is sutable for use as a graphing calculator or in education

42. QCADesigner - Home

QCADesigner is a design, layout and simulation tool for quantum-dot cellular automata (QCA). With powerful CAD capabilities QCADesigner facilitates the rapid design and layout of the most complex QCA circuits and systems. QCA is an emerging nanotechnology with potential applications in future computers. QCADesigner is an open source project to create the most powerful tool for QCA circuit simulation.

43. LabPlot

Data analysis and visualisation. A new KDE-based graphing / plotting package that looks very powerful.

44. Quantum GIS (QGIS)

Quantum GIS (QGIS) is a user friendly Open Source Geographic Information System (GIS) that runs on Linux, Unix, Mac OSX, and Windows. QGIS supports vector, raster, and database formats. QGIS is licensed under the GNU General Public License. QGIS lets you browse and create map data on your computer. It supports many common spatial data formats (e.g. ESRI ShapeFile, geotiff). QGIS supports plugins to do things like display tracks from your GPS. QGIS is Open Source software and its free of cost.

45. OpenFlower - Open Source CFD Software

OpenFlower (FLOW solvER) is a C++ open source CFD code mainly intended to solve the turbulent incompressible Navier-Stokes equations with a LES approach. It can deal with arbitrary complex 3D geometries with its finite volume approach (multi-elements meshes are accepeted).

46. XStar

A Unix program that simulates the movement of stars. It starts by putting a bunch of stars on the screen, and then it lets the inter-body gravitational forces move the stars around. The result is a lot of neat wandering paths, as the stars interact and collide.

47. AGM Build

A molecular builder and conformational editor. AGM Build can be used for interactive model preparation for molecular dynamics simulations, including association of atom types and partial charges. Features: * Geometry editing * Lattice building * Building of chain molecules (for example proteins) * Chains with predetermined conformations * Charges and atom types according to selected Force Field

48. TheRate

TheRate stands for Theoretical Rates. TheRate allows thermal rate constants for unimolecular and bimolecular gas-phase reactions to be calculated directly from an electronic structure molecular orbital and density functional theory.

49. Bioperl

The Bioperl Project is an international association of developers of open source Perl tools for bioinformatics, genomics and life science research.

50. Converters and Calculators

A collection of calculators and converters that run in your web browser.