CFD ML Integration ML Frameworks

Tools and frameworks that integrate machine learning models directly into computational fluid dynamics (CFD) solvers and simulations for enhanced predictions, surrogate modeling, and physics-informed learning. Does NOT include standalone ML models, general physics-informed neural networks without CFD application, or pure FEA/structural analysis tools.

There are 71 cfd ml integration frameworks tracked. 1 score above 70 (verified tier). The highest-rated is pdebench/PDEBench at 70/100 with 1,082 stars. 2 of the top 10 are actively maintained.

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#	Framework	Score	Tier	Stars	Language
1	pdebench/PDEBench PDEBench: An Extensive Benchmark for Scientific Machine Learning	70	Verified	1,082	Python
2	tum-pbs/PhiFlow A differentiable PDE solving framework for machine learning	69	Established	1,835	Python
3	ArnauMiro/pyLowOrder High performance parallel reduced order Modelling library	62	Established	27	Python
4	lettucecfd/lettuce Computational Fluid Dynamics based on PyTorch and the Lattice Boltzmann Method	60	Established	281	Python
5	peterdsharpe/NeuralFoil NeuralFoil is a practical airfoil aerodynamics analysis tool using...	60	Established	383	Python
6	OFDataCommittee/OFMLHackathon OpenFOAM and Machine Learning Hackathon	47	Emerging	81	C++
7	EMSL-Computing/Pore2Chip A python package that takes XCT images of porous materials and generates...	47	Emerging	11	Python
8	AI4Science-WestlakeU/RealPDEBench [ICLR26 Oral] RealPDEBench: A Benchmark for Complex Physical Systems with...	46	Emerging	58	Python
9	pauloacs/Solving-Poisson-s-Equation-through-DL-for-CFD-apllications ML-based Surrogate Models to enhance CFD solvers by solving the Pressure...	45	Emerging	10	C++
10	HPCForge/BubbleML A multiphase multiphysics dataset and benchmarks for scientific machine learning	44	Emerging	44	Python
11	ml-jku/neural-gyrokinetics Machine learning tools to accelerate high-dimensional plasma turbulence simulations.	43	Emerging	33	Jupyter Notebook
12	ZichaoLong/PDE-Net PDE-Net: Learning PDEs from Data	42	Emerging	330	—
13	CaNS-World/CaLES Canonical direct and large-eddy simulation	41	Emerging	18	Fortran
14	luo-yining/CFDBench A large-scale benchmark for machine learning methods in fluid dynamics	41	Emerging	261	Python
15	mthsmcd/MachineLearningTurbulenceModels OpenFOAM implementation of turbulence models driven by machine learning predictions.	40	Emerging	48	C++
16	Weishuo93/NN_Pred An interfacing library to deploy machine-learning models in CFD codes easily	40	Emerging	34	C++
17	AdityaLab/EINNs [AAAI-23] Epidemiologically-informed Neural Networks	39	Emerging	15	Python
18	rohitroxkp7/UniFoil This repository contains supplementary information and code to help users...	37	Emerging	12	Python
19	snap-stanford/le_pde LE-PDE accelerates PDEs' forward simulation and inverse optimization via...	37	Emerging	29	Jupyter Notebook
20	SmartFlow-AI4CFD/SmartFlow CFD-solver-agnostic deep reinforcement learning framework for computational...	36	Emerging	20	Python
21	asimonder/geometricVoFCartesian OpenFOAM library with conventional and machine-learning models for volume of...	36	Emerging	22	C++
22	JihooKang-KOR/Data_driven_wall_modeling Master thesis project for data-driven wall modeling for turbulent flows	36	Emerging	9	Jupyter Notebook
23	tum-pbs/apebench [Neurips 2024] A benchmark suite for autoregressive neural emulation of...	35	Emerging	99	Python
24	phi-rom/PhiROM Repository for NeurIPS 2025 paper, "Physics-informed Reduced Order Modeling...	34	Emerging	7	Python
25	dae416/DeepBubbleVelocimetry velocity vector evaluation for bubble image	34	Emerging	8	Jupyter Notebook
26	simzero/openfoam-ml-rom OpenFOAM examples for data-driven ML and ROM	34	Emerging	19	C++
27	thw1021/DSRRANS Discovering explicit Reynolds-averaged turbulence closures for turbulent...	34	Emerging	2	C++
28	JK-the-Ko/Thermo-Fluid-Dynamics-Experiment [HYU-Mechanical Engineering] Thermo Fluid Dynamics Experiment Lecture Code	34	Emerging	34	Jupyter Notebook
29	xiaoyuxie-vico/Awesome-ML-PDE Resources about Machine Learning for solving PDEs.	33	Emerging	59	—
30	nftqcd/fthmc Flowed HMC for Lattice Gauge Theory	33	Emerging	8	Jupyter Notebook
31	cogtoolslab/physics-benchmarking-neurips2021 Repo for "Physion: Evaluating Physical Prediction from Vision in Humans and...	33	Emerging	85	Jupyter Notebook
32	CrayLabs/smartsim-openFOAM Using OpenFOAM with SmartSim. This example implements a streaming version of...	33	Emerging	27	—
33	pauloacs/DLpisoFoam Machine Learning enhanced CFD solvers: isothermal & thermal fluid flow	32	Emerging	20	C++
34	jhagnberger/calm-pde [NeurIPS 2025] Official PyTorch implementation of the CALM layers and CALM-PDE model.	32	Emerging	18	Python
35	leopoldoagorio/solid-mechanics-ML This repository contains code for a project that trains a neural network to...	32	Emerging	12	TeX
36	BBahtiri/LSTM-Assisted-Viscoelastic-Viscoplastic-Model-FEM A finite element implementation of a viscoelastic viscoplastic constitutive...	31	Emerging	12	C++
37	AI4A-lab/Hybrid-Nanofluid-Density-Prediction-Dataset Hybrid nanofluid density prediction dataset for the IEEE Access research...	31	Emerging	4	—
38	shayansss/hml Implementation of a new hybrid machine learning technique for multi-fidelity...	31	Emerging	16	Jupyter Notebook
39	stefaniafresca/POD-DL-ROM Source code for POD-DL-ROM: enhancing deep learning-based reduced order...	30	Emerging	37	Python
40	shayansss/pmse Implementation of a new pointwise metric using Keras and Abaqus.	29	Experimental	9	Jupyter Notebook
41	MJfadeaway/DAS-2 Deep Adaptive Sampling for Surrogate Modeling Without Labeled Data	29	Experimental	9	Python
42	tdavydze/MachineLearning-CFD-DEM Runtime ANN drag prediction for CFDEM/OpenFOAM—trained on fine‑mesh data...	29	Experimental	10	C
43	Parity-LRX/FSCTEP A Multi-Operator Equivariant Framework for High-Performance Machine Learning...	29	Experimental	18	Python
44	nanditadoloi/PIML My pytorch based implementation of the paper 'Limitations of Physics...	28	Experimental	9	Jupyter Notebook
45	SN-WANG/wsnet Deep learning-driven surrogate modeling for mechanical engineering...	27	Experimental	6	Python
46	nhevers/neuralcfd neural network surrogate for CFD simulations	25	Experimental	8	Python
47	xiangliu-xjtu/gallery-of-lattice-Boltzmann-code Lattice Boltzmann codes	25	Experimental	5	—
48	molokwuvictor/3d-physics-based-ai-surrogate-reservoir-model 3D physics-based AI surrogate reservoir model for fast simulation,...	24	Experimental	2	Python
49	SQY2021-Sub/PGRL A physics-guided hierarchical deep network (PhyRes-LSTM) framework, which...	24	Experimental	2	Jupyter Notebook
50	Devanik21/FRAE FRAE-S: Fluid Resonance Advantage Estimation — Stable A Navier-Stokes...	23	Experimental	2	Jupyter Notebook
51	Deep7285/Fuel_cell_life_optimization The Project focuses on the solid oxide fuel cell life optimization using...	22	Experimental	—	—
52	Materials-Modelling-Group/training-examples KENET Community training examples repo	22	Experimental	—	C++
53	MagdalenaPiasecka/boiling-heat-transfer-minichannel Open-source tools and documentation for flow boiling heat transfer research...	22	Experimental	—	Python
54	wolfwdavid/fea-surrogate Physics-informed neural surrogate for structural analysis — 1000x faster...	22	Experimental	—	Python
55	ShuaiGuo16/Multi-Fidelity-ML Project source code and data for multi-fidelity machine learning strategy...	21	Experimental	7	MATLAB
56	stefanoCassola/fiberfoam High-performance voxel-to-OpenFOAM mesh conversion with ML-predicted...	19	Experimental	—	C++
57	julianschmoll/numsim Parallel fluid solver using navier stokes equations. Also CNN to predict...	18	Experimental	3	C++
58	AI4A-lab/Hybrid-ML-DL_Nanofluid-Density-Predictor This repository contains code for a comprehensive hybrid machine learning...	18	Experimental	2	—
59	ChanMeng666/heat-flux-perceptrons-neural-networks 【Stars are the fuel for open source magic - cast your spell ⭐️】A...	17	Experimental	—	Jupyter Notebook
60	obelisk2u/PoissoNet Deep learning surrogate for fast 2-D pressure Poisson solves using...	17	Experimental	5	Python
61	Adk2001tech/NYU-ML-Intern Deep Learning for Fluid Velocity stimulations and Analysis. Compromising...	17	Experimental	1	—
62	aneed2200/boiling-heat-transfer-lab-minichannel Master Boiling Heat Transfer in Minichannels: Key Concepts, Data, and Applications	14	Experimental	—	—
63	mehdihbgi3/COMSOL-lpbf-digital-twin-surrogate COMSOL multiphysics simulation of LPBF melt pool physics on Inconel 718, 2D...	14	Experimental	—	Python
64	Naman-Choudhary-AI-ML/pregenerating-pde Difficulty-mixed PDE datasets and baselines enabling 8.9× cheaper training...	13	Experimental	—	C++
65	toohidsharifi/200kW-water-cooled-surface-mounted-permanent-magnet-synchronous-motor Optimal cooling system design and thermal analysis for a totally new electric motor.	12	Experimental	6	—
66	cesmix-mit/AtomisticComposableWorkflows Provide easy-to-use CESMIX-aligned case studies. Integrate the latest...	12	Experimental	7	JetBrains MPS
67	aerogio/DL-ZE-turbulence-model Coupling TensorlFlow deep learning models to OpenFOAM for RANS simulations	12	Experimental	8	PureBasic
68	adityapatel1010/Physics-Informed-Graph-Neural-Network Implemented a Physics-Informed Graph Neural Network (GNN) inspired by Google...	11	Experimental	4	Jupyter Notebook
69	pauloacs/DLbuoyantPisoFoam Machine Learning enhanced CFD solver for compressible fluid flow	11	Experimental	—	C++
70	molokwuvictor/Main_Library Main modules for physics-based artificial intelligence (AI) surrogate...	11	Experimental	3	Python
71	sqdArtemy/mspv This repository provides code implementation of the experiment which was...	10	Experimental	2	Jupyter Notebook

Comparisons in this category

PhiFlow and SmartFlow (69 vs 36) PDEBench and PDE-Net (70 vs 42) PDEBench and CFDBench (70 vs 41) PDEBench and RealPDEBench (70 vs 46) PDEBench and le_pde (70 vs 37)