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@MODFLOW-ORG

MODFLOW and Related Programs

Organization for MODFLOW development

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  1. modflow6 modflow6 Public

    USGS Modular Hydrologic Model

    Fortran 328 151

  2. executables executables Public

    MODFLOW and related program executables for Windows, Mac, and Linux

    Python 45 8

  3. modflow6-examples modflow6-examples Public

    Collection of MODFLOW 6 example models

    Python 53 54

  4. modflow6-testmodels modflow6-testmodels Public

    MODFLOW 6 example problems

    FreeBASIC 6 14

  5. modflowapi modflowapi Public

    xmipy extension for the MODFLOW API

    Python 30 17

  6. modflow6-nightly-build modflow6-nightly-build Public

    MODFLOW 6 nightly build

    7 7

Repositories

Showing 10 of 28 repositories
  • mt3d-usgs Public

    MT3D-USGS Repository

    MODFLOW-ORG/mt3d-usgs’s past year of commit activity
    Fortran 25 13 13 0 Updated Feb 7, 2026
  • mt3dms Public

    A Modular 3-D Multi-Species Transport Model for Simulation of Advection, Dispersion, and Chemical Reactions of Contaminants in Groundwater Systems

    MODFLOW-ORG/mt3dms’s past year of commit activity
    Fortran 5 CC0-1.0 3 2 0 Updated Feb 7, 2026
  • mf2005 Public

    MODFLOW-2005 development repository

    MODFLOW-ORG/mf2005’s past year of commit activity
    FreeBASIC 7 5 13 2 Updated Feb 7, 2026
  • zonbud Public

    ZONEBUDGET: A Program for Computing Subregional Water Budgets for MODFLOW Groundwater Flow Models

    MODFLOW-ORG/zonbud’s past year of commit activity
    Fortran 1 CC0-1.0 2 0 0 Updated Feb 7, 2026
  • zonbudusg Public

    Program to compute and print volumetric budgets over subregions of a flow system that is being simulated using the USGS MODFLOW Unstructured Grid (USG) Model

    MODFLOW-ORG/zonbudusg’s past year of commit activity
    Fortran 1 CC0-1.0 2 0 3 Updated Feb 7, 2026
  • modpath-v7 Public

    MODPATH 7: Particle tracking for MODFLOW 2005, MODFLOW USG, and MODFLOW 6

    MODFLOW-ORG/modpath-v7’s past year of commit activity
    Fortran 12 7 11 2 Updated Feb 7, 2026
  • mfusg Public

    Public repository for MODFLOW-USG

    MODFLOW-ORG/mfusg’s past year of commit activity
    Fortran 9 6 7 0 Updated Feb 7, 2026
  • mfnwt Public

    A Newton Formulation for MODFLOW 2005

    MODFLOW-ORG/mfnwt’s past year of commit activity
    Fortran 0 CC0-1.0 0 0 0 Updated Feb 7, 2026
  • mfusgt Public

    MODFLOW-USGT

    MODFLOW-ORG/mfusgt’s past year of commit activity
    Fortran 2 CC0-1.0 3 0 3 Updated Feb 7, 2026
  • modflow6 Public

    USGS Modular Hydrologic Model

    MODFLOW-ORG/modflow6’s past year of commit activity
    Fortran 328 151 39 16 Updated Feb 6, 2026
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