NOSE is a package for simulation of linear and non-linear optical and infrared spectra, including absorption, fluorescence, circular dichroism, pump-probe, photon echo and other.
Tool to translate Nastran to CodeAster file.
Tool to translate Nastran to CodeAster file.
Numerikus is an attempt to build a set of numerical libraries written in C/C++, Fortran, Java and C# for single processor and multi-core processors. It wil have from basic functions to Linear Algebra solvers and ODE's and PDE's methods.
An implementation of isogeometric analysis in Abaqus
NurbsAbaqus is an implementation of IsoGeometric Analysis (IGA) in Abaqus. It provides a UELMAT subroutine to use NURBS elements and pre/post processing tools.
Oxygen Model for Microtidal Estuaries and Lagoons-OMMEL. Initially designed to describe O2 dynamics in Alfacs Bay (Ebre Delta, NW Mediterranean, Spain), but usable for any marine coastal ecosystem with small tides. http://tdr.cesca.es/TDX-0222108-113814
The U.S. Office of Surface Mining is building a Linux Cluster Supercomputer from used PCs for introduction of Linux into the civilian federal government space.
Fortran tools to write standardized NetCDF output for a variety of ocean circulation models. The files contain required metadata to be compatible with DMACS standards. And a C++ particle trajectory tool reads NetCDF files to make particle paths.
A set of Fortran 77/95 libraries and drivers for the analysis of CW/Pulsed Electron Paramagnetic (Spin) Resonance spectra.
ParaStation is a robust and efficient cluster middleware, consisting of a high-performance communication layer (MPI) and a sophisticated management layer. Please notice, the public development has moved to github: https://github.com/ParaStation
There remains a need for an open, freely distributable Power Systems Analysis Package. This project aims to provide the underlying structure and APIs on which such projects can be built
The Open Source Risk Engine (OSRE) is a natural hazards loss estimation software.
The Open Source Space Flight Dynamics (OSSFD) project is intended to provide the community with an open source solution to space flight dynamics.
An open source interactive computer program for Continuum Mechanics, Image analysis, Signal processing and System Identification. Target usage: Bioengineering application of finite element analysis, boundary element and collocation techniques.
OpenEnsemble is advanced object-based middleware software for distributing modelling and simulation across networks and the Internet.
The OpenFEZ project aims to provide software development kit needed for the creation of finite element software. It is written in object oriented Fortran 2003, and developed as part of a lecture held at the Institute for Statics and Dynamics of Aerospace Structures at the University of Stuttgart, Germany. The main purpose of this code is to allow students to develop a better understanding of the mathematical and numerical theories behind modern finite element codes. It is published under the Educational Community License, Version 2
Open-GMF is an open Ground Water Modeling Framework for hydrogeologists and reservoir engineers. It is an extensible development environment for finite-difference, finite-element, and finite-volume models tailored to specific problems.
OpenPT is a software framework for developing applications that solve particle transport problems, including fully-featured deterministic and stochastic transport algorithms, cross section library generation, and depletion and activation methods.
OpenWD is a scientific project to develop state-of-the-art models of white dwarf stars, to draw upon the collective expertise of astronomers around the world, and to facilitate comparisons between evolutionary and pulsational studies of white dwarf stars
The OpenWatcom IDE is a modernized, powerful development environment for the OpenWatcom C/C++/Fortran compiler toolchain.
ooc-cholesky is an open source Out-Of-Core (meaning: intended for memory-limited environments or large datasets) Cholesky solver.
PDFgetN is a program to process total scattering data obtained on neutron time-of-flight powder diffractometers and to obtain the atomic pair distribution function (PDF).
PEBLS Evolutionary Biology Libraries (PEBLs) provides a framework to develop programs quickly and effectively in Java, C++, and C.
A library to aid the transition from PGplot to PLplot in Fortran
PG2PLplot is a library that facilitates the transition from PGplot to PLplot with Fortran programs
A library to compute the electron and chemical kinetics on plasmas
PLASMAKIN is a package to handle physical and chemical data used in plasma physics modeling and to compute gas-phase and gas-surface kinetics data: particle production and loss rates, photon emission spectra and energy exchange rates.
tool for inverse modeling of the semiconductor devices
The PROFILE  is a tool for inverse modeling of the semiconductor devices using 2D data and advanced optimization driver. All the files and its documentation is available at the official homepage of Profile: http://profile.ewi.tudelft.nl/ REF:  G.J.L. Ouwerling. Inverse modelling with the PROFILE optimization driver. NASECODE VI Software Forum, Dublin, July 1989.