FluidX3D
The premium Open Source alternative to ANSYS Fluent
🎯 Best for:Researchers requiring fast fluid simulations on diverse hardware.
What is FluidX3D?
A high-performance alternative to ANSYS Fluent for fluid dynamics simulations. It utilizes the Lattice Boltzmann Method optimized for OpenCL-compatible hardware across CPUs and GPUs.
Tech Stack
C++Physics & Astronomy
Why FluidX3D?
- • Extreme GPU performance
- • Memory efficient
- • Cross-platform OpenCL
Limitations
- • Non-commercial restriction
- • CLI-based interface
- • Specific LBM focus
3/5/2026
Last Update
451
Forks
50
Issues
Other
License
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Competitor Cost
-$1,440
/ year (est. based on ANSYS Fluent)
Self-Hosted
$0
/ year
Team Size10 Users
150+
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