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Top 8 C++ Cfd Projects
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FluidX3D
The fastest and most memory efficient lattice Boltzmann CFD software, running on all GPUs and CPUs via OpenCL. Free for non-commercial use.
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JetBrains
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aphros
Finite volume solver for incompressible multiphase flows with surface tension. Foaming flows in complex geometries.
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adaptive-mesh-refinement
OpenFoam® motorBike case with adaptive volume & surface mesh refinement based on curl(U) or grad(p)
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flowAroundTriangles
This is a small example project, that showcases the possibility of using a surrogate model to estimate the drag coefficient of arbitrary triangles.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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sparSimHeave
Simulates spar platform under the influence of regular waves with the help of the OpenFOAM C++ toolbox
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
C++ Cfd discussion
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FluidX3D
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FluidX3D
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What is the best software for me for Aerospace Engineering?
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Best package to model interaction between multiple immiscible fluids?
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Electrochemical reactor generates bubbles that grow by diffusion and coalesce (proof-of-concept simulation)
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cfd software for complete beginners
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A note from our sponsor - Sevalla
sevalla.com | 31 Aug 2025
Index
What are some of the best open-source Cfd projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | FluidX3D | 4,631 |
| 2 | aphros | 428 |
| 3 | nekRS | 346 |
| 4 | hyStrath | 243 |
| 5 | adaptive-mesh-refinement | 69 |
| 6 | turbulucid | 60 |
| 7 | flowAroundTriangles | 7 |
| 8 | sparSimHeave | 4 |
Sponsored
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Are you a developer or a data analyst? Share your thoughts about your coding tools in our short survey and get a chance to win prizes!
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