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#cfd (30 Repositories)

Ranked open-source repositories tagged with #cfd, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

48.2%

Avg Review Latency

22.7h

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30 repositories tagged #cfd

A TierC++ 406

chaos-polymtl/lethe

Repository for the open-source lethe CFD/DEM/CFD-DEM project

82.8%
Merge Rate
-
First Review
89%
1st-Timers
14
Maintainers
A TierPython 269 2 GFIs

camUrban/PteraSoftware

Ptera Software is a fast, easy-to-use, and open-source software package for analyzing flapping-wing flight.

60.9%
Merge Rate
8h
First Review
75%
1st-Timers
6
Maintainers
A TierFOFortran 432 44 GFIs

MFlowCode/MFC

Exascale multiphase flow solver — 2025 Gordon Bell Prize Finalist | 200T grid points on 43K+ GPUs

54.8%
Merge Rate
2h
First Review
33%
1st-Timers
14
Maintainers
A TierFOFortran 245 1 GFIs

ExtremeFLOW/neko

/ᐠ. 。.ᐟ\ᵐᵉᵒʷˎˊ˗

38.5%
Merge Rate
11h
First Review
33%
1st-Timers
8
Maintainers
A TierC++ 1.8k 1 GFIs

su2code/SU2

SU2: An Open-Source Suite for Multiphysics Simulation and Design

59.3%
Merge Rate
1d
First Review
46%
1st-Timers
33
Maintainers
A TierPython 209

svd-ai-lab/sim-cli

CLI-first runtime for Codex, Claude Code, and AI agents to operate CAE solvers via plugins: COMSOL, Abaqus, Ansys.

98.1%
Merge Rate
<1h
First Review
100%
1st-Timers
0
Maintainers
A TierC++ 172

precice/openfoam-adapter

OpenFOAM-preCICE adapter

53.8%
Merge Rate
2d
First Review
33%
1st-Timers
5
Maintainers
A TierFOFortran 389

FluidityProject/fluidity

Fluidity

66.7%
Merge Rate
22h
First Review
50%
1st-Timers
2
Maintainers
A TierShell 271

gerlero/openfoam-app

🖥️ Native OpenFOAM for macOS

100.0%
Merge Rate
20d
First Review
100%
1st-Timers
1
Maintainers
B TierC++ 281

eric2003/OneFLOW

LargeScale Multiphysics Scientific Simulation Environment-OneFLOW CFD

78.8%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 342

AMReX-Astro/Castro

Castro (Compressible Astrophysics): An adaptive mesh, astrophysical compressible (radiation-, magneto-) hydrodynamics simulation code for massively parallel CPU and GPU architectures.

69.2%
Merge Rate
<1h
First Review
50%
1st-Timers
0
Maintainers
B TierFOFortran 279

CaNS-World/CaNS

A code for fast, massively-parallel direct numerical simulations (DNS) of canonical flows

100.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 180

tudelft3d/City4CFD

Reconstruction of LoD2 3D city models for urban flow simulations

100.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierFOFortran 162

horses-framework/horses3d

HORSES3D: A high-order discontinuous Galerkin solver for flow simulations and multi-physics applications

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierJUJulia 107

byuflowlab/FLOWVPM.jl

Meshless large eddy simulation through the reformulated vortex particle method

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierC 348

mdolab/dafoam

DAFoam: Discrete Adjoint with OpenFOAM for High-fidelity Multidisciplinary Design Optimization

66.7%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierJUJulia 182 1 GFIs

Ferrite-FEM/Tensors.jl

Efficient computations with symmetric and non-symmetric tensors with support for automatic differentiation.

100.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
C TierPython 222

damogranlabs/classy_blocks

Python classes for easier creation of OpenFOAM's blockMesh dictionaries.

66.7%
Merge Rate
2d
First Review
0%
1st-Timers
1
Maintainers
C TierFOFortran 490

Nek5000/Nek5000

our classic

50.0%
Merge Rate
14h
First Review
0%
1st-Timers
1
Maintainers
C TierFOFortran 363

ucns3d-team/UCNS3D

Unstructured Compressible Navier Stokes 3D code (UCNS3D)

0.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
D TierJUJulia 219

FourierFlows/FourierFlows.jl

Tools for building fast, hackable, pseudospectral partial differential equation solvers on periodic domains

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierC++ 311

code-saturne/code_saturne

code_saturne public mirror

0.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
D TierC++ 461

cselab/aphros

Finite volume solver for incompressible multiphase flows with surface tension. Foaming flows in complex geometries.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierFOFortran 218

xcompact3d/Incompact3d

Current CPU version of our solver for the Navier-Stokes equations

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierC++ 5.3k

ProjectPhysX/FluidX3D

The fastest and most memory efficient lattice Boltzmann CFD software, running on all GPUs and CPUs via OpenCL. Free for non-commercial use.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierFOFortran 201

brli3/CFD

Basic Computational Fluid Dynamics (CFD) schemes implemented in FORTRAN using Finite-Volume and Finite-Difference Methods. Sample simulations and figures are provided.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierPython 181

nextfoam/baram

The CFD for Everyone

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierPython 646

tumaer/JAXFLUIDS

Differentiable Fluid Dynamics Package

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJUJulia 389

byuflowlab/FLOWUnsteady

An interactional aerodynamics and acoustics solver for multirotor aircraft and wind energy

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJUJulia 150

vavrines/Kinetic.jl

Universal modeling and simulation of fluid mechanics upon machine learning. From the Boltzmann equation, heading towards multiscale and multiphysics flows.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
Best Cfd Open Source Repositories & C-Rank™ | GetMerged