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    • giac

      Public
      Fortran
      3100Updated Feb 25, 2026Feb 25, 2026
    • e3sm_to_cmip

      Public
      Tools to CMORize E3SM output
      Python
      87456Updated Feb 25, 2026Feb 25, 2026
    • ace

      Public
      Ai2 Climate Emulator
      Python
      34001Updated Feb 25, 2026Feb 25, 2026
    • zstash

      Public
      Long term HPSS archiving tool for E3SM
      Python
      10114017Updated Feb 25, 2026Feb 25, 2026
    • E3SM

      Public
      Energy Exascale Earth System Model source code. NOTE: use "maint" branches for your work. Head of master is not validated.
      Fortran
      45741352853Updated Feb 25, 2026Feb 25, 2026
    • mosaic

      Public
      Graphics package for MPAS meshes
      Python
      2232Updated Feb 25, 2026Feb 25, 2026
    • simboard

      Public
      SimBoard: The Next-Generation E3SM Viewer for Simulation Metadata, Provenance, and Evaluation
      Python
      11213Updated Feb 25, 2026Feb 25, 2026
    • Omega

      Public
      Next generation ocean model within E3SM
      Fortran
      45761914Updated Feb 23, 2026Feb 23, 2026
    • aigroup

      Public
      docs, scripts, examples, prototypes for e3sm ai efforts
      0061Updated Feb 22, 2026Feb 22, 2026
    • Software for E3SM Communications team
      Python
      0001Updated Feb 20, 2026Feb 20, 2026
    • HICCUP

      Public
      Hindcast Initial Condition Creation Utility/Processor
      Python
      61100Updated Feb 20, 2026Feb 20, 2026
    • polaris

      Public
      Testing and analysis for OMEGA, MPAS-Ocean, MALI and MPAS-Seaice
      Python
      19101411Updated Feb 20, 2026Feb 20, 2026
    • EKAT

      Public
      Tools and libraries for writing Kokkos-enabled HPC C++ in E3SM ecosystem
      C++
      1020202Updated Feb 19, 2026Feb 19, 2026
    • kokkos

      Public
      Kokkos C++ Performance Portability Programming EcoSystem: The Programming Model - Parallel Execution and Memory Abstraction
      C++
      481000Updated Feb 19, 2026Feb 19, 2026
    • E3SM Diagnostics package
      Jupyter Notebook
      3450716Updated Feb 18, 2026Feb 18, 2026
    • Python
      2053Updated Feb 18, 2026Feb 18, 2026
    • zppy

      Public
      E3SM post-processing toolchain
      Python
      1688116Updated Feb 18, 2026Feb 18, 2026
    • YAML dictionary of physical constants and tools to create consistent constant sets for Earth System Models
      Makefile
      2001Updated Feb 18, 2026Feb 18, 2026
    • RTE+RRTMGP is a set of codes for computing radiative fluxes in planetary atmospheres.
      Fortran
      77332Updated Feb 17, 2026Feb 17, 2026
    • gcam-core

      Public
      GCAM -- The Global Change Analysis Model
      R
      207000Updated Feb 14, 2026Feb 14, 2026
    • 0023Updated Feb 12, 2026Feb 12, 2026
    • scorpio

      Public
      A high-level Parallel I/O Library for structured grid applications
      C++
      1822983Updated Feb 11, 2026Feb 11, 2026
    • Collaboration space for determining parameters for the Land model
      Shell
      4000Updated Feb 11, 2026Feb 11, 2026
    • mache

      Public
      A package for providing configuration data relate to E3SM supported machines
      Python
      8601Updated Feb 10, 2026Feb 10, 2026
    • Test scripts for cron and jenkins jobs
      Shell
      7702Updated Feb 8, 2026Feb 8, 2026
    • scmlib

      Public
      Library of cases for the Single Column Model
      Shell
      121210Updated Feb 6, 2026Feb 6, 2026
    • Icepack

      Public
      Development repository for sea-ice column physics
      Fortran
      153100Updated Feb 6, 2026Feb 6, 2026
    • TempestRemap: Remapping software for climate applications
      C++
      31000Updated Feb 2, 2026Feb 2, 2026
    • Web site for the E3SM-Project github org
      1210Updated Feb 2, 2026Feb 2, 2026
    • datasm

      Public
      A data state machine for automating complex nested workflows for handling E3SM outputs.
      Python
      21100Updated Jan 30, 2026Jan 30, 2026