OpenFAST / openfast
Main repository for the NREL-supported OpenFAST whole-turbine and FAST.Farm wind farm simulation codes.

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Main repository for the NREL-supported OpenFAST whole-turbine and FAST.Farm wind farm simulation codes.
MAPL is a foundation layer of the GEOS architecture, whose original purpose is to supplement the Earth System Modeling Framework (ESMF)
Quantum chemistry and solid state physics software package
The official repository for the Weather Research and Forecasting (WRF) model
Energy Exascale Earth System Model source code. NOTE: use "maint" branches for your work. Head of master is not validated.
Semiempirical Extended Tight-Binding Program Package
OpenRadioss is a powerful, industry-proven finite element solver for dynamic event analysis
GFDL's Flexible Modeling System
GOCART Aerosol model including process library and framework interfaces (MAPL, NUOPC, and CCPP)
Exascale multiphase flow solver — 2025 Gordon Bell Prize Finalist | 200T grid points on 43K+ GPUs
Development repository for sea-ice column physics