The Most Popular C++ libraries
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  • TensorFlow

    An Open Source Machine Learning Framework for Everyone
  • OpenCV

    10.0 9.8 L1 Image Processing
    Open Source Computer Vision Library
  • protobuf

    10.0 9.6 L1 Serialization
    Protocol Buffers - Google's data interchange format
  • PyTorch

    Tensors and Dynamic neural networks in Python with strong GPU acceleration
  • Caffe

    9.9 0.0 L1 Machine Learning
    Caffe: a fast open framework for deep learning.
  • tesseract-ocr

    9.9 9.8 L1 Image Processing
    Tesseract Open Source OCR Engine (main repository)
  • Godot

    9.9 10.0 L1 Game Engine
    Godot Engine – Multi-platform 2D and 3D game engine
  • ZXing

    9.9 6.5 L3 Miscellaneous
    ZXing ("Zebra Crossing") barcode scanning library for Java, Android
  • gRPC

    The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
  • FFmpeg

    9.9 10.0 L2 Video
    Mirror of
  • imgui

    9.9 9.6 L1 GUI
    Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
  • Google Test

    9.8 9.1 L3 Debug
    GoogleTest - Google Testing and Mocking Framework
  • xgboost

    9.8 9.5 L1 Machine Learning
    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
  • LevelDB

    9.8 5.0 L1 Database
    LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.
  • mxnet

    9.8 9.4 L1 Machine Learning
    Lightweight, Portable, Flexible Distributed/Mobile Deep Learning with Dynamic, Mutation-aware Dataflow Dep Scheduler; for Python, R, Julia, Scala, Go, Javascript and more
  • json

    9.8 9.3 L1 JSON
    JSON for Modern C++
  • Cocos2d-x

    9.8 2.1 L1 Game Engine
    Cocos2d-x is a suite of open-source, cross-platform, game-development tools used by millions of developers all over the world.
  • OpenSSL

    9.8 10.0 L2 Cryptography
    TLS/SSL and crypto library
  • RocksDB

    9.8 9.7 L1 Database
    A library that provides an embeddable, persistent key-value store for fast storage.
  • libcurl

    9.7 9.8 L2 Networking
    A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET and TFTP. libcurl offers a myriad of powerful features
  • CNTK

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

    9.7 4.0 L2 Miscellaneous
    stb single-file public domain libraries for C/C++
  • Folly

    9.7 9.8 L1 Frameworks
    An open-source C++ library developed and used at Facebook.
  • V8

    9.7 9.9 L1 Scripting
    The official mirror of the V8 Git repository
  • libuv

    Cross-platform asynchronous I/O
  • Eclipse Deeplearning4J

    Model import deployment framework for retraining models (pytorch, tensorflow,keras) deploying in JVM Micro service environments, mobile devices, iot, and Apache Spark
  • ClickHouse

    9.6 10.0 L1 Database
    ClickHouse® is a free analytics DBMS for big data
  • MicroPython

    9.6 9.7 L3 Virtual Machines
    MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems
  • FlatBuffers

    9.6 9.2 L1 Serialization
    FlatBuffers: Memory Efficient Serialization Library
  • Kaldi Speech Recognition Toolkit

    9.6 8.7 L1 Audio
    kaldi-asr/kaldi is the official location of the Kaldi project.