Archive:Astrophysics Source Code Library

Here is a list of professional astrophysics codes. Many were copied from the astrophysics source code library, which hasn't been updated in a while.

Accretion Disks

DUSTY - Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M.

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html

Astrochemistry

CSENV: A code for the chemistry of CircumStellar ENVelopes Mamon, G. A. http://ascl.net/csenv.html

Astrometry

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

Astronomical Databases: Miscellaneous

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

Atomic Data

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

Atomic Processes

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

PopRatio: A program to calculate atomic level populations in astrophysical plasmas Silva, A. I. & Viegas, S. M. http://ascl.net/popratio.html

Black Hole Physics

BHSKY: Visual distortions near a black hole Nemiroff, R. J. http://ascl.net/bhsky.html

Circumstellar Matter

CSENV: A code for the chemistry of CircumStellar ENVelopes Mamon, G. A. http://ascl.net/csenv.html

Cosmic Microwave Background

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

RADPACK: A RADical compression analysis PACKage for fitting to the CMB Knox, L. http://ascl.net/radpack.html

CMBFAST: A microwave anisotropy code Seljak, U. & Zaldarriaga, M. http://ascl.net/cmbfast.html

Icosahedron: The Icosahedron Package for Pixelizing the Sphere Tegmark, M. http://ascl.net/icosahedron.html

Cosmology: Theory

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

ANGSIZ: A general and practical method for calculating cosmological distances Helbig, P., Kayser, R., & Schramm, T. http://ascl.net/angsiz.html

PMcode: Particle-Mesh code for cosmological simulations Klypin, A. & Holtzman, J. http://ascl.net/pmcode.html

RADPACK: A RADical compression analysis PACKage for fitting to the CMB Knox, L. http://ascl.net/radpack.html

CMBFAST: A microwave anisotropy code Seljak, U. & Zaldarriaga, M. http://ascl.net/cmbfast.html

Cosmology: Large-Scale Structure of Universe

MLAPM: Simulating Structure Formation from Collisionless Matter Knebe, A., Green, A. & Binney, J. http://ascl.net/mlapm.html

Dark Matter

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

PMcode: Particle-Mesh code for cosmological simulations Klypin, A. & Holtzman, J. http://ascl.net/pmcode.html

MLAPM: Simulating Structure Formation from Collisionless Matter Knebe, A., Green, A. & Binney, J. http://ascl.net/mlapm.html

CMBFAST: A microwave anisotropy code Seljak, U. & Zaldarriaga, M. http://ascl.net/cmbfast.html

Distance Scale

ANGSIZ: A general and practical method for calculating cosmological distances Helbig, P., Kayser, R., & Schramm, T. http://ascl.net/angsiz.html

SLOPES: least-squares linear regression lines for bivariate datasets Feigelson, E. http://ascl.net/slopes.html

Elementary Particles

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

Galaxies

Elliptical

FASTELL: Fast calculation of a family of elliptical mass gravitational lens models Barkana, R. http://ascl.net/fastell.html

Formation

MLAPM: Simulating Structure Formation from Collisionless Matter Knebe, A., Green, A. & Binney, J. http://ascl.net/mlapm.html

SPH_1D: Hierarchical gravity/SPH treecode for simulations of interacting galaxies Olson, K. http://ascl.net/sph_1d.html

Halos

MLAPM: Simulating Structure Formation from Collisionless Matter Knebe, A., Green, A. & Binney, J. http://ascl.net/mlapm.html

Individual

FASTELL: Fast calculation of a family of elliptical mass gravitational lens models Barkana, R. http://ascl.net/fastell.html

Interactions

SPH_1D: Hierarchical gravity/SPH treecode for simulations of interacting galaxies Olson, K. http://ascl.net/sph_1d.html

Structure

FASTELL: Fast calculation of a family of elliptical mass gravitational lens models Barkana, R. http://ascl.net/fastell.html

Content

BSGMODEL: The Bahcall-Soneira Galaxy Model Bahcall, J. N. http://ascl.net/bsgmodel.html

Structure

BSGMODEL: The Bahcall-Soneira Galaxy Model Bahcall, J. N. http://ascl.net/bsgmodel.html

EXTINCT: A Computerized Model of Large-Scale Visual Interstellar Extinction Hakkila, J., Myers, J. M., Stidman, B. J., Hartmann, D. H. http://ascl.net/extinct.html

Bursts

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

MILLISEARCH: A Search for Millilensing in BATSE GRB Data Nemiroff, Robert J. http://ascl.net/millisearch.html

BLOCK: A Bayesian block method to analyze structure in photon counting data Scargle, J. D. http://ascl.net/block.html

Observations

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Gravitation

NBODY2: A Direct N-Body Integration Code Aarseth, S. http://ascl.net/nbody2.html

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

GADGET: A code for cosmological simulations of structure formation Springel, V. & Yoshida, N. http://ascl.net/gadget.html

Gravitational Lensing

FASTELL: Fast calculation of a family of elliptical mass gravitational lens models Barkana, R. http://ascl.net/fastell.html

ANGSIZ: A general and practical method for calculating cosmological distances Helbig, P., Kayser, R., & Schramm, T. http://ascl.net/angsiz.html

MILLISEARCH: A Search for Millilensing in BATSE GRB Data Nemiroff, Robert J. http://ascl.net/millisearch.html

BHSKY: Visual distortions near a black hole Nemiroff, R. J. http://ascl.net/bhsky.html

LENSKY: Galactic Microlensing Probability Nemiroff, R. J. http://ascl.net/lensky.html

Hydrodynamics

GADGET: A code for cosmological simulations of structure formation Springel, V. & Yoshida, N. http://ascl.net/gadget.html

Instrumentation

Adaptive Optics

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

Detectors

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Interferometric

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

Photometers

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

Spectrographs

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

RVSAO: Digital redshifts and radial velocities Kurtz, M. J. & Mink, D. J. http://ascl.net/rvsao.html

ISM

Abundances

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

Atoms

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

Dust

DDSCAT: The Discrete Dipole approximation for Scattering and absorption of light by irregular particles Draine, B. T. & Flatau, Piotr J. http://ascl.net/ddscat.html

EXTINCT: A Computerized Model of Large-Scale Visual Interstellar Extinction Hakkila, J., Myers, J. M., Stidman, B. J., Hartmann, D. H. http://ascl.net/extinct.html

DUSTY: Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M. http://ascl.net/dusty.html

Extinction

DDSCAT: The Discrete Dipole approximation for Scattering and absorption of light by irregular particles Draine, B. T. & Flatau, Piotr J. http://ascl.net/ddscat.html

EXTINCT: A Computerized Model of Large-Scale Visual Interstellar Extinction Hakkila, J., Myers, J. M., Stidman, B. J., Hartmann, D. H. http://ascl.net/extinct.html

DUSTY: Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M. http://ascl.net/dusty.html

Molecules

RATRAN: Radiative transfer and molecular excitation in one and two dimensions Hogerheijde, Michiel & van der Tak, Floris http://ascl.net/ratran.html

CSENV: A code for the chemistry of CircumStellar ENVelopes Mamon, G. A. http://ascl.net/csenv.html

Large-Scale Structure Of The Universe

COSMICS: Cosmological initial conditions and microwave anisotropy codes Bertschinger, E. http://ascl.net/cosmics.html

PMcode: Particle-Mesh code for cosmological simulations Klypin, A. & Holtzman, J. http://ascl.net/pmcode.html

CMBFAST: A microwave anisotropy code Seljak, U. & Zaldarriaga, M. http://ascl.net/cmbfast.html

Line

Formation

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

RATRAN: Radiative transfer and molecular excitation in one and two dimensions Hogerheijde, Michiel & van der Tak, Floris http://ascl.net/ratran.html

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html

PopRatio: A program to calculate atomic level populations in astrophysical plasmas Silva, A. I. & Viegas, S. M. http://ascl.net/popratio.html

Identification

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Data Analysis

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

ISIS: A method for optimal image subtraction Alard, C. & Lupton, R. http://ascl.net/isis.html

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

SLOPES: least-squares linear regression lines for bivariate datasets Feigelson, E. http://ascl.net/slopes.html

FTOOLS: A general package of software to manipulate FITS files FTOOLS Team http://ascl.net/ftools.html

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

RVSAO: Digital redshifts and radial velocities Kurtz, M. J. & Mink, D. J. http://ascl.net/rvsao.html

MILLISEARCH: A Search for Millilensing in BATSE GRB Data Nemiroff, Robert J. http://ascl.net/millisearch.html

BLOCK: A Bayesian block method to analyze structure in photon counting data Scargle, J. D. http://ascl.net/block.html

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Icosahedron: The Icosahedron Package for Pixelizing the Sphere Tegmark, M. http://ascl.net/icosahedron.html

SAOimage: A utility for displaying astronomical images in the X11 window environment VanHilst, M. & Mink, D. http://ascl.net/saoimage.html

N-Body Simulations

NBODY2: A Direct N-Body Integration Code Aarseth, S. http://ascl.net/nbody2.html

GADGET: A code for cosmological simulations of structure formation Springel, V. & Yoshida, N. http://ascl.net/gadget.html

Numerical

RATRAN: Radiative transfer and molecular excitation in one and two dimensions Hogerheijde, Michiel & van der Tak, Floris http://ascl.net/ratran.html

SPH_1D: Hierarchical gravity/SPH treecode for simulations of interacting galaxies Olson, K. http://ascl.net/sph_1d.html

BLOCK: A Bayesian block method to analyze structure in photon counting data Scargle, J. D. http://ascl.net/block.html

Statistical

ISIS: A method for optimal image subtraction Alard, C. & Lupton, R. http://ascl.net/isis.html

SLOPES: least-squares linear regression lines for bivariate datasets Feigelson, E. http://ascl.net/slopes.html

RADPACK: A RADical compression analysis PACKage for fitting to the CMB Knox, L. http://ascl.net/radpack.html

BLOCK: A Bayesian block method to analyze structure in photon counting data Scargle, J. D. http://ascl.net/block.html

SLstats: Statistics module for the S-Lang interpreter Davis, J. E. http://space.mit.edu/cxc/software/slang/modules/stats/

Plasmas

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

PopRatio: A program to calculate atomic level populations in astrophysical plasmas Silva, A. I. & Viegas, S. M. http://ascl.net/popratio.html

Radiation Mechanisms: Non-Thermal

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Radiation Mechanisms: Thermal

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Radiative Transfer

DDSCAT: The Discrete Dipole approximation for Scattering and absorption of light by irregular particles Draine, B. T. & Flatau, Piotr J. http://ascl.net/ddscat.html

CLOUDY: Numerical simulation of plasmas and their spectra Ferland, G. et al. http://ascl.net/cloudy.html

RATRAN: Radiative transfer and molecular excitation in one and two dimensions Hogerheijde, Michiel & van der Tak, Floris http://ascl.net/ratran.html

DUSTY: Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M. http://ascl.net/dusty.html

Radio Continuum: General

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

Radio Lines: General

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

Relativity

BHSKY: Visual distortions near a black hole Nemiroff, R. J. http://ascl.net/bhsky.html

Scattering

DDSCAT: The Discrete Dipole approximation for Scattering and absorption of light by irregular particles Draine, B. T. & Flatau, Piotr J. http://ascl.net/ddscat.html

Stars

Abundances

SPECTRUM: A stellar spectral synthesis program Gray, R. O. http://ascl.net/spectrum.html

Atmospheres

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

SPECTRUM: A stellar spectral synthesis program Gray, R. O. http://ascl.net/spectrum.html

Circumstellar Matter

DUSTY: Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M. http://ascl.net/dusty.html

Fundamental Parameters

SPECTRUM: A stellar spectral synthesis program Gray, R. O. http://ascl.net/spectrum.html

General

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

Imaging

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

Individual

SPECTRUM: A stellar spectral synthesis program Gray, R. O. http://ascl.net/spectrum.html

Pre-Main-Sequence

DUSTY: Radiation transport in a dusty environment Ivezic, Z., Nenkova, M., & Elitzur, M. http://ascl.net/dusty.html

Supernovae

BOOM: Iron-core collapse supernova simulation BoomCode

Variables

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

Atmosphere

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

Gamma-Rays

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Surveys

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

Techniques

Image Processing

ISIS: A method for optimal image subtraction Alard, C. & Lupton, R. http://ascl.net/isis.html

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

FTOOLS: A general package of software to manipulate FITS files FTOOLS Team http://ascl.net/ftools.html

Interferometric

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

Photometric

StarFinder: A code for stellar field analysis Diolaiti, E. et al. http://ascl.net/starfinder.html

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

SAOimage: A utility for displaying astronomical images in the X11 window environment VanHilst, M. & Mink, D. http://ascl.net/saoimage.html

Radial Velocities

RVSAO: Digital redshifts and radial velocities Kurtz, M. J. & Mink, D. J. http://ascl.net/rvsao.html

Radar Astronomy

AIPS: Astronomical Image Processing System AIPS Team http://ascl.net/aips.html

Spectroscopic

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

SPECTRUM: A stellar spectral synthesis program Gray, R. O. http://ascl.net/spectrum.html

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

RVSAO: Digital redshifts and radial velocities Kurtz, M. J. & Mink, D. J. http://ascl.net/rvsao.html

WINGSPAN: A WINdows Gamma-ray SPectral Analysis program Preece, R. D., Briggs, M. S., Mallozzi R. S., & Brock, M. N. http://ascl.net/wingspan.html

Telescopes

CONSKY: Sky CCD Integration Simulation Nemiroff, R. J. & Rafert, J. B. http://ascl.net/consky.html

Ultraviolet: General

CHIANTI: A database for astrophysical emission line spectroscopy CHIANTI Consortium http://ascl.net/chianti.html

IRAF: Image Reduction and Analysis Facility IRAF Team http://ascl.net/iraf.html

SAOimage: A utility for displaying astronomical images in the X11 window environment VanHilst, M. & Mink, D. http://ascl.net/saoimage.html

X-Rays

General

XSPEC: An X-ray spectral fitting package Arnaud, K., Shafer, R., Haberl, F. & Tennant, A. http://ascl.net/xspec.html

ISIS - A programmable data analysis environment, similar to IDL or matlab, with a strong emphasis on X-ray spectral analysis.

FTOOLS: A general package of software to manipulate FITS files FTOOLS Team http://ascl.net/ftools.html

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html

Stars

XSTAR: A program for calculating conditions and spectra of photoionized gases Kallman, T. http://ascl.net/xstar.html