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Top 15 C++ ML Projects
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Project mention: The $100 ChatGPT: Why Karpathy's nanochat Represnts the Next Big Thing | dev.to | 2026-05-04
TensorFlow: 2.1 million lines
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SaaSHub
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MNN
MNN: A blazing-fast, lightweight inference engine battle-tested by Alibaba, powering high-performance on-device LLMs and Edge AI.
Project mention: MNN – fast, lightweight deep learning framework | news.ycombinator.com | 2026-01-21 -
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deeplake
Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.
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TensorFlow Serving GitHub
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yggdrasil-decision-forests
A library to train, evaluate, interpret, and productionize decision forest models such as Random Forest and Gradient Boosted Decision Trees.
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NMT is a category containing both transformers and deep RNN. The Mozilla translation models are transformer LLM NMTs trained via Marian https://marian-nmt.github.io/ (ref: https://github.com/mozilla/translations/blob/main/docs/READM...)
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getml-community
Fast, high-quality forecasts on relational and multivariate time-series data powered by new feature learning algorithms and automated ML.
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tinymind
Tinymind is a Neural Network and Machine Learning project intended to provide a C++ template library for neural nets and machine learning algorithms within embedded systems. (by danmcleran)
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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++ ML discussion
C++ ML related posts
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Flux 2 Klein pure C inference
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Basic Facts about GPUs
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Why do tree-based models still outperform deep learning on tabular data? (2022)
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MIT 6.5940: TinyML and Efficient Deep Learning Computing
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I was just wondering, with all the hype and latest advance in AI, is there something like AI embedded systems? Like deploying state-of-the-art AI models on embedded systems.
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Show HN: Polymath: Convert any music-library into a sample-library with ML
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OneFlow v0.9.0 Came Out!——A Distributed Deep Learning Framework
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A note from our sponsor - SaaSHub
www.saashub.com | 13 Jun 2026
Index
What are some of the best open-source ML projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | tensorflow | 195,632 |
| 2 | MNN | 15,473 |
| 3 | oneflow | 9,399 |
| 4 | deeplake | 9,168 |
| 5 | serving | 6,351 |
| 6 | flashlight | 5,442 |
| 7 | yggdrasil-decision-forests | 659 |
| 8 | ecole | 368 |
| 9 | translations | 302 |
| 10 | rb-libsvm | 279 |
| 11 | getml-community | 242 |
| 12 | arduino-library | 58 |
| 13 | PyHook | 41 |
| 14 | tinymind | 12 |
| 15 | CuProphet | 9 |
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