Refolk

Top C++ Machine learning repositories on GitHub

Libraries, models, and end-to-end systems for traditional and modern ML. Filtered to projects whose primary language is C++.

Ranked by stars across 490 C++ repositories tagged machine-learning. Refreshed daily.

  1. 1
    tensorflow/tensorflow200,163 · ⑂ 76,723

    An Open Source Machine Learning Framework for Everyone

    • tensorflow
    • machine-learning
    • python
    • deep-learning
    • deep-neural-networks
    • neural-network
  2. 2
    tesseract-ocr/tesseract76,550 · ⑂ 10,805

    Tesseract Open Source OCR Engine (main repository)

    • tesseract
    • tesseract-ocr
    • ocr
    • lstm
    • machine-learning
    • ocr-engine
  3. 3
    google-ai-edge/mediapipe36,993 · ⑂ 6,164

    Cross-platform, customizable ML solutions for live and streaming media.

    • mediapipe
    • c-plus-plus
    • computer-vision
    • deep-learning
    • android
    • video-processing
  4. 4
    TheAlgorithms/C-Plus-Plus34,664 · ⑂ 7,863

    Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.

    • cpp
    • algorithm
    • algorithms-implemented
    • data-structures
    • algorithm-competitions
    • interview-preparation
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  6. 5
    BVLC/caffe34,553 · ⑂ 18,409

    Caffe: a fast open framework for deep learning.

    • deep-learning
    • machine-learning
    • vision
  7. 6

    OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation

    • openpose
    • computer-vision
    • machine-learning
    • cpp
    • caffe
    • opencv
  8. 7

    FinceptTerminal is a modern finance application offering advanced market analytics, investment research, and economic data tools, designed for interactive exploration and data-driven decision-making in a user-friendly environment.

    • bloomberg-terminal
    • finance
    • financial-markets
    • investment
    • investment-research
    • machine-learning
  9. 8
    dmlc/xgboost28,778 · ⑂ 8,900

    Scalable, Portable and Distributed Gradient Boosting (GBDT, GBRT or GBM) Library, for Python, R, Java, Scala, C and more. Runs on single machine, Hadoop, Spark, Dask, Flink and DataFlow

    • gbdt
    • gbrt
    • gbm
    • distributed-systems
    • xgboost
    • machine-learning
  10. 9
    mozilla/DeepSpeech26,776 · ⑂ 4,075

    DeepSpeech is an open source embedded (offline, on-device) speech-to-text engine which can run in real time on devices ranging from a Raspberry Pi 4 to high power GPU servers.

    • deep-learning
    • machine-learning
    • neural-networks
    • tensorflow
    • speech-recognition
    • speech-to-text
  11. 10
    PaddlePaddle/Paddle24,094 · ⑂ 6,024

    PArallel Distributed Deep LEarning: Machine Learning Framework from Industrial Practice (『飞桨』核心框架,深度学习&机器学习高性能单机、分布式训练和跨平台部署)

    • paddlepaddle
    • deep-learning
    • scalability
    • machine-learning
    • neural-network
    • python
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  13. 11
    microsoft/onnxruntime21,885 · ⑂ 4,233

    ONNX Runtime: cross-platform, high performance ML inferencing and training accelerator

    • deep-learning
    • onnx
    • neural-networks
    • machine-learning
    • ai-framework
    • hardware-acceleration
  14. 12
    k4yt3x/video2x21,679 · ⑂ 1,875

    A machine learning-based video super resolution and frame interpolation framework. Est. Hack the Valley II, 2018.

    • machine-learning
    • anime4k
    • vulkan
    • realesrgan
    • neural-networks
    • super-resoluion
  15. 13
    lightgbm-org/LightGBM18,774 · ⑂ 4,071

    A fast, distributed, high performance gradient boosting (GBT, GBDT, GBRT, GBM or MART) framework based on decision tree algorithms, used for ranking, classification and many other machine learning tasks.

    • gbdt
    • gbm
    • machine-learning
    • data-mining
    • distributed
    • lightgbm
  16. 14
    microsoft/CNTK17,589 · ⑂ 4,215

    Microsoft Cognitive Toolkit (CNTK), an open source deep-learning toolkit

    • cognitive-toolkit
    • cntk
    • deep-learning
    • machine-learning
    • deep-neural-networks
    • neural-network
  17. 15
    alibaba/MNN16,109 · ⑂ 2,444

    MNN: A blazing-fast, lightweight inference engine battle-tested by Alibaba, powering high-performance on-device LLMs and Edge AI.

    • mnn
    • convolution
    • vulkan
    • embedded-devices
    • winograd-algorithm
    • machine-learning
  18. 16
    ggml-org/ggml15,371 · ⑂ 1,823

    Tensor library for machine learning

    • machine-learning
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  20. 17
    davisking/dlib14,445 · ⑂ 3,438

    A toolkit for making real world machine learning and data analysis applications in C++

    • machine-learning
    • deep-learning
    • c-plus-plus
    • python
    • computer-vision
    • machine-learning-library
  21. 18
    isl-org/Open3D13,976 · ⑂ 2,623

    Open3D: A Modern Library for 3D Data Processing

    • mesh-processing
    • computer-graphics
    • opengl
    • cpp
    • python
    • reconstruction
  22. 19
    apple/turicreate11,156 · ⑂ 1,118

    Turi Create simplifies the development of custom machine learning models.

    • machine-learning
    • deep-learning
    • python

Find C++ engineers shipping Machine learning

The list above ranks the most-starred public C++ repositories tagged with the Machine learning topic, drawn from the public GitHub graph. Across 490 matching repositories, the contributors are a tight cluster of engineers with both C++ chops and real Machine learning experience.

That overlap is rare. Most C++ engineers haven’t shipped Machine learning, and most Machine learning maintainers don’t write C++. The people on this list’s contributor graph are the ones who do both.

Refolk turns this list into a search. Ask for C++ Machine learning maintainers hiring” or C++ engineers shipping Machine learning in 2025” and Refolk returns a ranked shortlist with the commits, profiles, and projects behind each name.

How this list is built

Refolk searched GitHub for public C++ repositories tagged with the Machine learning topic, ranked them by stargazer count, and kept those with at least 25 stars. The list refreshes once a day.

Last refreshed: Fri, 18 Sep 2026 08:08:41 GMT

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How are these repositories ranked?

By stars, with forks and recent activity as tiebreakers, read from the public GitHub API. The methodology section above has the details.

How fresh is the data?

The ranking re-renders at least daily. Last refreshed: Fri, 18 Sep 2026 08:08:41 GMT.

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Yes. Stars rank the projects; I can rank the engineers - maintainers, top contributors, and the people they work with. You start with 500 free credits, no card required.

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