ABINIT
Finds the total energy, charge density, and electronic structure of systems made of electrons and nuclei, using pseudopotentials and a plane-wave basis.
http://www.abinit.org/Adaptive Coordinate Real-space Electronic Structure code (ACRES)
Density-functional theory (DFT) code designed to perform total energy calculations for atoms, molecules, bulk solids and surfaces on parallel computers such as CM-5, IBM SP2 and ORIGIN 2000. These calculations are performed in real space on a grid th
http://cst-www.nrl.navy.mil/~singh/acres/info.html
Advanced Regional Prediction System (ARPS)
Comprehensive regional to stormscale atmospheric modeling/ prediction system, written in Fortran 90.
http://www.caps.ou.edu/ARPS/index_flash.html
ASAD
Package for creating and integrating chemistry schemes in atmospheric models without the need to write any Fortran code to solve the chemical rate equations. Developed by Dr. Glenn Carver and Dr. Paul Brown (assisted by Dr. Oliver Wild) of the Centre
http://www.atm.ch.cam.ac.uk/acmsu/asad/index.html
Assignment of NMR Spectra by Interactive Graphics
Fortran 77 program by Per Kraulis for Silicon Graphics machines, free for academics.
http://www-ccmr-nmr.bioc.cam.ac.uk/public/ANSIG/ansig.html
Asterix
Astronomy codes.
http://www.sr.bham.ac.uk/asterix-docs/Programmer/Source/classified.html
Astrophysics codes
BRUCE and KYLIE are Fortran 77 codes by Rich Townsend which calculate synthetic spectra for stars undergoing non-radial pulsation (NRP). TLUSTY and SYNSPEC are Fortran 77 codes by Ivan Hubeny and Thierry Lanz for calculating synthetic plane-parallel
http://www.star.ucl.ac.uk/~rhdt/download/
Atomic Physics
Codes from a course by Walter Johnson. Mod_pot.f determines the parameters in a model potential for an atom with one valence electron. Nrhf.f calculates nonrelativistic Hartree-Fock wave functions for closed-shell atoms.
http://www.nd.edu/~johnson/phys607.html
Bergen Ocean Model (BOM)
Fortran 90 code incorporating modern numerical techniques into ocean modeling. Code and documentation can be obtained from the site.
http://www.mi.uib.no/BOM/
BOBÂ "Built On Beowulf"Â Dynamical Core
Efficient spectral dynamical core, written in Fortran 77 and primarily designed to run efficiently on small clusters composed of distributed memory computers using MPI. Can be run in two dynamical core versions: either as a dry, adiabatic primitive
http://www.scd.ucar.edu/css/dynamical_cores/
Car-Parrinello
Scalar implementation of the Car-Parrinello algorithm originally prepared as a tutorial tool for the 1997 "Spring College in computational Physics" at ICTP (Trieste Italy). The code is self-contained, and most of the sources are written in
http://www.cineca.it/~acv0/CP/carpar_pub_new.html
Car-Parrinello Molecular Dynamics (CPMD)
Plane wave/pseudopotential implementation of Density Functional Theory, particularly designed for ab-initio molecular dynamics. Its first version was developed by Jurg Hutter at IBM Zurich Research Laboratory starting from the original Car-Parrinell
http://www.cpmd.org/cpmd.html
Castep
Fortran 90 code using density functional theory to provide a good atomic-level description of all manner of materials and molecules. Castep can give information about total energies, forces and stresses on an atomic system, as well as calculating opt
http://www.castep.org/
CÆSAR Code Package
Computational physics development environment written in Fortran 90. It provides an environment where the physics of real systems can be modeled, by discretizing a set of partial differential equations on a mesh and solving the resultant algebraic sy
http://www.lanl.gov/Caesar/
CGS_constants
Fortran 90 code by Dale Ostlie containing up-to-date physical and astronomical constants and identifying the correct kind parameters for the current machine.
http://physics.weber.edu/ostlie/phsx2300/Misc/constants/source/cgs_Constants.f90
CIA Opacities of Various Molecular Complexes
Applied to planetary and stellar atmospheres, by Aleksandra Borysow.
http://www.astro.ku.dk/~aborysow/programs/
CMBFAST
Computes cosmic microwave background anisotropy, polarization and matter power spectra.
http://cmbfast.org/
Code for Anisotropies in the Microwave Background (CAMB)
Fortran 90 code by Antony Lewis and Antony Challinor.
http://camb.info
Computational Physics
Fortran 90 and HPF Programs Related to the Book "An Introduction to Computational Physics", by Tao Pang, Cambridge University Press (1997).
http://www.physics.unlv.edu/~pang/cp_f90.html
Computational Physics
Fortran 77 codes by J. M. Thijssen to accompany his book.
http://www.cp.tn.tudelft.nl/people/thijssen/book/progdir.html
Computational Physics
Programs from the book by Rubin Landau.
http://www.physics.orst.edu/~rubin/CPbook/PROGS/F_PROGS/
Computational Physics
Codes from course by David Tomanek.
http://computation.pa.msu.edu/phy480/
Computational Physics
Codes in Fortran and Basic from book by Steven Koonin and Dawn Meredith.
http://www.computationalphysics.info/
Computational Physics
Fortran 90 codes from course by Dale Ostlie.
http://physics.weber.edu/ostlie/phsx3300/lecture.html
Computational Physics Resource on the Internet
Provides links to physics computer codes, mostly in Fortran. Compiled by Zhao Ji-jun.
http://www.physics.unc.edu/~zhaoj/compphys.htm
Computational Quantum Dynamics
Fortran 77 programs by Toshiaki Iitaka.
http://atlas.riken.go.jp/~iitaka/programs/quantum/
Computational Quantum Mechanics
Codes for course by Richard M. Martin.
http://www.physics.uiuc.edu/research/ElectronicStructure/498-s97/codes/code.html
Computer Simulation Methods in Physics
Fortran 90 codes for course taught by Ari Harju.
http://www.fyslab.hut.fi/kurssit/Tfy-3.475/
Computer Simulation of Liquids
Fortran code from the book by M.P. Allen and D. Tildesley.
ftp://ftp.dl.ac.uk/ccp5/ALLEN_TILDESLEY
Coulomb Blockade
Model of two tunnel junctions. Each junction has a resistance and a capacitance. By John K. Tomfohr and Otto Sankey.
http://phyastweb.la.asu.edu/atofs/moltronics/index.htm
Coupled Ocean/Atmosphere Mesoscale Prediction System (COAMPS)
Used operationally by the U.S. Navy for short-term numerical weather prediction for various regions around the world. Parts of the code can be downloaded from the site, with registration.
http://www.nrlmry.navy.mil/~coamps/coamps/
CP2K: Atomistic Simulations
Fortran 95 modules to do atomistic and molecular simulations of solid state, liquid, molecular and biological systems. The methods included range from first principles ab initio density functional methods to parametrised, classical pair- and many-bod
http://cp2k.berlios.de/
CubeWorld
Fortran 90 code by Jim Ferry describing the gravitational field on the surface of a planet-sized cube.
http://www.csar.uiuc.edu/~jferry/cube/CubeWorld.html#download
Dacapo
Total energy program based on density functional theory. It uses a plane wave basis for the valence electronic states and describes the core-electron interactions with Vanderbilt ultrasoft pseudo-potentials.
http://www.fysik.dtu.dk/campos/Dacapo/
DDSCAT
Code by Bruce T. Draine to study the scattering and absorption of light by small particles.
http://www.astro.princeton.edu/~draine/DDSCAT.6.0.html
DEGAS 2
Monte Carlo code for studying neutral transport in plasmas, with emphasis on fusion applications.
http://w3.pppl.gov/degas2/
Density Functional Theory Library
Codes for density calculations and manipulations, Hooke's atom subroutines, includable files, with parameters and commons, non-interacting kinetic energy, matrix manipulations routines, miscellanous numerical methods, mostly calculus, calculation
http://crab.rutgers.edu/~dft/lib/
DFTGWA
Codes for ab-initio electronic structure calculations, especially for LMTO, GW, and LAPW.
http://al1.phys.sci.osaka-u.ac.jp/indexecal.shtml
Dimensional Generator
Fortran code to perform dimensional analysis, by Ron Davis.
http://www.magma.ca/~davises/Software/Dimensional_Generator/index.htm
Double-Diffusive Convection Code Using a Pseudo-Spectral Method
Fortran 77 code illustrating the use of spectral methods to solve a nontrivial hydrodynamics problem.
http://www.lcv.umd.edu/Files/Download/ddcon2d.html
DYNAMO
Library of Fortran 90 modules that has been designed for the simulation of molecular systems using molecular mechanical (MM) and hybrid quantum mechanical (QM)/MM potential energy functions.
http://www.ibs.fr/ext/labos/LDM/projet6/
ElectronicStructure.org
Links to electronic structure codes, many in Fortran.
http://mcc0.mcc.uiuc.edu/estructure/software.html
EMLIB
Electromagnetic software in Fortran and C, and related information.
http://emlib.jpl.nasa.gov/
Eta
Weather forecasting code in Fortran 90. Source code can be requested from the site.
http://www.emc.ncep.noaa.gov/mmb/wrkstn_eta/
F77xml
C library designed to provide DOM parsing functionality to Fortran 77. It acts as a wrapper to gdome2 library.
http://icbe61.unife.it/f77xml/
FGHEVEN
Solves the one-dimensional Schrodinger equation for bound state eigenvalues and eigenfunctions corresponding to a potential V(x).
http://www.tlchm.bris.ac.uk/dynamics/fghqcpe.for
Fortran 90 Massively Parallel Source Codes for the Cray T3E
Code for the Ising model by Gyorgy Korniss.
http://www.rpi.edu/~korniss/Research/source/source.html
General Software
Fortran and C programs for processing meteorological and oceanographic data from the Scientific Computing Division of the National Center for Atmospheric Research.
http://dss.ucar.edu/libraries/
General Utility Lattice Program (GULP)
Performs a variety of types of simulation on 3D periodic solids, gas phase clusters and isolated defects in a bulk material. In particular GULP is designed to handle both molecular solids and ionic materials through the use of the shell model. One di
http://gulp.curtin.edu.au/
GeoFramework Code
SPECFEM3D_BASIN is a spectral-element package which simulates seismic wave propagation in sedimentary basins. SPECFEM3D_GLOBE is a spectral-element package which simulates global and regional seismic wave propagation. The packages are written in Fort
http://www.geoframework.org/downloads/list.html
Giampaolo's Home Page
Has a link to a modified version of the Skyrme-Hartree-Fock program of P.G. Reinhard given in the book Computational Nuclear Physics 1.
http://www.fisica.unile.it/~gpco/neutrino/main.html
Goddard Institute of Space Studies
Code for climate modeling, radiation, and astrophysics.
http://www.giss.nasa.gov/tools/
GS2
Fortran 90 code to study low-frequency turbulence in magnetized plasma.
http://gs2.sourceforge.net/
HEAP
Fortran 90 and High Performance Fortran code implementing nonadaptive and adaptive O(N) hierarchical N-body methods in 3-D for gravitational and electrostatic fields.
http://www2.cs.uh.edu/~johnsson/heap.html
Horizon Technologies
Code for properties of fluids, materials, and superconductors.
http://www.htess.com/software.htm
Hydra
Adaptive particle-particle, particle-mesh plus smoothed particle hydrodynamics code.
http://coho.physics.mcmaster.ca/hydra/
Hypoinverse2000
Determines earthquake locations and magnitudes from seismic network data like first-arrival P and S arrival times, amplitudes and coda durations.
ftp://clover.wr.usgs.gov/pub/ehz/klein/hyp2000/
Introduction to Monte Carlo algorithms
Programs by Werner Krauth for Monte Carlo applied to physics.
http://www.lps.ens.fr/~krauth/Intro/programs.html
Ising Model
Fortran 90 program by Hans-Marc Erkinger for Monte Carlo simulation of the Ising model.
http://itp.tu-graz.ac.at/~erkinger/plaquettes.f90
JETNET
Neural Network program for jet discrimination and other High Energy Physics triggering situations, by Leif Lonnblad, Carsten Peterson, Hong Pi, and Thorsteinn Rognvaldsson.
http://www-dapnia.cea.fr/Spp/Experiences/OPAL/opalcern/nnbegin.html
La-Grange.Net
Has programs from Gaspani for spectral analysis, GENSYS for general synthesis of light curves and line profiles for close binary systems, WINK for eclipsing binary curve prediction, and WUMA for generating line-broadening profiles.
http://www.la-grange.net/astro/vr.html
Light Scattering
T-matrix and related codes, by Arturo Quirantes.
http://www.ugr.es/~aquiran/codigos.htm
Linear Muffin-Tin Orbital (LMTO) programs
Electronic structure codes of Ole Anderson's group.
http://www.mpi-stuttgart.mpg.de/andersen
Materials Algorithm Project (MAP)
Links to programs in material science, many in Fortran.
http://www.msm.cam.ac.uk/map/map.html
MM5 Community Model
The PSU/NCAR mesoscale model (known as MM5) is a limited-area, nonhydrostatic, terrain-following sigma-coordinate model designed to simulate or predict mesoscale atmospheric circulation. The model is supported by several pre- and post-processing prog
http://box.mmm.ucar.edu/mm5/
Molecular dynamics programs in Fortran 90
By Furio Ercolessi.
http://www.fisica.uniud.it/~ercolessi/md/f90/
NCEP Regional Spectral Model
Limited-area atmospheric model using spectral method for computation, written in Fortran 77.
http://www.emc.ncep.noaa.gov/mmb/RSM/
Next-to-Leading-Order Quantum Chromodynamics (NLO QCD)
EVENT2 is a program for two- and three-jet events in e+e- annihilation. DISENT is a program for (1+1)- and (2+1)-jet events in deep inelastic scattering. GBOOK creates line graphs.
http://hepwww.rl.ac.uk/theory/seymour/nlo/
Nucleon-Nucleon Potential Models
Fortran 77, 90, and C codes.
http://nn-online.org/code/nn/
Numerical Methods for Physics
Fortran, Matlab, and C++ codes from by the book by Alejandro L. Garcia.
http://www.algarcia.org/nummeth/Programs2E.html
Numerical Relativity
Fortran 77 and 90 codes by Joan Masso.
http://jean-luc.aei-potsdam.mpg.de/Codes/Examples/
Parallel Total Energy (PEtot)
Parallel plane wave pseudopotential program for atomistic total energy calculation based on density functional theory. It is designed for large system simulations to be run on large parallel computers like Cray T3E and IBM SP machines at NERSC. It is
http://crd.lbl.gov/~linwang/PEtot/PEtot.html
PARAllel Total Energy Code (Paratec)
Materials science total energy planewave pseudopotential Fortran 90 code, by Andrew Canning.
http://www.nersc.gov/projects/paratec/
Parameterized Ionospheric Model (PIM)
Fast global ionospheric and plasmaspheric model based on a combination of the parameterized output of several regional theoretical ionosphere models and an empirical plasmaspheric model.
http://www.cpi.com/products/pim/pim.html
Particle Physics
LPOTT: Pion-Nucleus Scattering; PiN: Chiral Color Dielectric Quark Model for pi-Nucleon Interactions; and LPOTp: Polarized Proton Scattering from Polarized Nuclei, in Parallel, by Rubin Landau
http://www.physics.orst.edu/~rubin/codes/
Parton Distribution Functions (High Energy Physics)
Code for CTEQ, GRV, MRS, and ALEKHIN distributions.
http://durpdg.dur.ac.uk/HEPDATA/PDF
Pencil Code
High-order finite-difference Fortran 90 code for compressible hydrodynamic flows with magnetic fields. It is highly modular and can easily be adapted to different types of problems. The code runs efficiently under MPI on massively parallel shared- or
http://www.nordita.dk/data/brandenb/pencil-code/
Physics Projects from the Technions, Optics
Several are implemented in Fortran.
http://phycomp.technion.ac.il/~comphy/technion_projects.html
PHYSUNITS
Fortran 90 code to check Physical Units and Dimensions, by Grant W. Petty, professor of Atmospheric & Oceanic Sciences.
http://meso.aos.wisc.edu/~gpetty/physunits.html
Plane-Wave Self-Consistent Field (PWscf)
Programs for electronic structure calculations within Density-Functional Theory and Density-Functional Perturbation Theory, using a Plane-Wave basis set and pseudopotentials. PWscf is released under the GNU General Public License.
http://www.pwscf.org/
Portable University Model of the Atmosphere (PUMA)
Fortran 90 code of Frank Lunkeit and Edilbert Kirk.
http://puma.dkrz.de/puma/download/
Quantum Monte Carlo
Uses the Hirsch-Fye algorithm, implements methods in the paper "Dynamical Mean-Field Theory of Strongly Correlated Fermion Systems".
http://www.physics.rutgers.edu/~udo/qmc.html
Radiative Corrections Helpdesk
Programs to compute radiative corrections in inclusive, semiexclusive and exclusive electron scattering.
http://www.jlab.org/RC/
Soft Matter Simulations
Codes from research presented at a conference on the subject.
http://www.lce.hut.fi/research/polymer/softsimu2002/software.shtml
Solar Activity & Heliospheric Dynamics
FCTMHD3D solves magnetohydrodynamics problems in three spatial dimensions, using positivity- and monotonicity-preserving FCT techniques in a finite-volume representation. CRUNCH3D-T3D and CRUNCH3D-T3E are high-performance codes for solving the viscor
http://www.lcp.nrl.navy.mil/hpcc-ess/
Spectra Code
Red-Green-Blue values for the visible wavelength, by Dan Bruton.
http://www.physics.sfasu.edu/astro/color/spectra.html
SPHEREPACK 3.1: A Model Development Facility
Collection of Fortran programs to facilitate computer modeling of geophysical processes. The package contains programs for computing certain common differential operators, including divergence, vorticity, gradients, and the Laplacian of both scalar a
http://www.scd.ucar.edu/css/software/spherepack/
Supersymmetric Phenomenology (SPheno)
Calculates the SUSY spectrum using low energy data and a user supplied high scale model as input. The spectrum is used to calculate two- and three body decay modes of supersymmetric particle as well as of Higgs bosons. By Werner Porod.
http://www-theorie.physik.unizh.ch/~porod/SPheno.html
Surface Meteorology Data Center (COARE-MET)
Codes to calculate bulk fluxes for the Coupled Ocean Atmosphere Response Experiment.
http://www.coaps.fsu.edu/COARE/
Teaching Fortran to Physics Majors
Codes by Aleksandar Donev and Phillip Duxbury for course.
http://computation.pa.msu.edu/phy201/
TfMin: Minimum time orbit transfer
A Fortran and MATLAB package designed for the numerical solution of continuous 3D minimum time orbit transfer around the Earth.
http://www.enseeiht.fr/lima/apo/tfmin/
Theoretical Atomic and Molecular Physics and Astrophysics Group
Codes used in the research of the group.
http://www.tampa.phys.ucl.ac.uk/ftp/vr
Tight-Binding Molecular Dynamics
Developed under the auspices of the Department of Defense High Performance Computing Modernization Program.
http://cst-www.nrl.navy.mil/bind/dodtb/index.html
Trace gas, aerosol, cloud and climate modelers code
By Charlie Zender, professor of Earth System Science.
http://www.ess.uci.edu/~zender/
Treecodes
Fortran 90 code by Daniel Reinganum program to evolve a self-gravitating N-body system, using a hierarchical O(N log N) algorithm to compute gravitational forces.
http://chaos.swarthmore.edu/research/Parallel/
Vanderbilt Ultra-Soft Pseudopotential
Generates pseudopotentials for many elements.
http://www.physics.rutgers.edu/~dhv/uspp/
Vienna Ab-Initio Simulation Package (VASP)
Performs ab-initio quantum-mechanical molecular dynamics (MD) using pseudopotentials and a plane wave basis set. The approach implemented in VAMP/VASP is based on a finite-temperature local-density approximation (with the free energy as variational q
http://cms.mpi.univie.ac.at/vasp/
Visualization: Understanding Science
Exhibit on visualization of concepts from high school physics. The scientific data is generated on a UNIX workstation by a Fortran 90 program (provided at the site) and then exported to an Apple Macintosh. Â
http://exodus.physics.ucla.edu/vizexhibit/Mainpage.html
Weather Research and Forecasting Model
Fortran 95 code for real-time weather forecasts.
http://wrf-model.org/
World Ocean Circulation Experiment
Code to read NetCDF, convert the minute timestamp from ship data provided by WOCE-MET back into a standard year/month/day/hour/minute time, convert a standard year/month/day/hour/minute time into the minute timestamp from ship data provided by WOCE-M
http://www.coaps.fsu.edu/woce/html/wcdtools.htm
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