Open-source cpp software
3521 open-source libraries, tools and applications tagged cpp, ranked by how closely cpp is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
3521 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| mdiep/MMMarkdown MMMarkdown is an Objective-C framework that converts Markdown to HTML using a real parser rather than regex-based transformation. It suppor… | 23 | 1264 | maintenance |
| tensorlayer/HyperPose HyperPose is a library for building high-performance custom human pose estimation applications. It combines a C++ inference engine with Ten… | 23 | 1264 | maintenance |
| Cybellum/DoubleAgent DoubleAgent is a research tool and proof-of-concept demonstrating a zero-day code injection and persistence technique on Windows, exploitin… | 32 | 1262 | maintenance |
| Vita3K Vita3K is an open-source, experimental PlayStation Vita emulator written in C++ for Windows, Linux, macOS, and Android. It can boot and run… | 88 | 5827 | experimental |
| BitFunnel/NativeJIT NativeJIT is a cross-platform C++ library for just-in-time compilation of expressions involving C data structures into optimized x64 machin… | 32 | 1260 | maintenance |
| rivermoonlight/gobbledegook Gobbledegook (GGK) is a standalone C/C++ Bluetooth Low Energy GATT server library for Linux, built on BlueZ over D-Bus with Bluetooth Manag… | 32 | 1260 | maintenance |
| ARM-software/ML-KWS-for-MCU TensorFlow models and training scripts for keyword spotting (wake-word detection) on Arm Cortex-M microcontrollers, accompanying the 'Hello… | 32 | 1258 | maintenance |
| libunwind/libunwind libunwind is a portable C library providing an API to determine and manipulate the call chain (stack frames) of program threads, supporting… | 70 | 1257 | maintenance |
| agens-no/AGGeometryKit An Objective-C library for iOS that lets you control each corner point of a UIView or CALayer individually via quadrilaterals, backed by CA… | 32 | 1256 | maintenance |
| ycjuan/kaggle-2014-criteo The winning '3 Idiots' solution code for the 2014 Kaggle Criteo Display Advertising Challenge, built around field-aware factorization machi… | 10 | 1255 | maintenance |
| LicenseCC Licensecc is an open-source C++ library for software licensing and copy protection that generates hardware signatures and validates license… | 84 | 1252 | maintenance |
| mgeeky/ThreadStackSpoofer A proof-of-concept C++ implementation of thread call stack spoofing, an in-memory evasion technique that hides shellcode references from a … | 23 | 1252 | maintenance |
| mit-acl/faster FASTER is a C++/ROS 3D trajectory planner for fast and safe navigation of UAVs and ground robots in unknown environments, published in IEEE… | 33 | 1251 | maintenance |
| YuAo/YUCIHighPassSkinSmoothing An Objective-C library implementing high pass skin smoothing using Apple's Core Image framework, based on the frequency separation techniqu… | 23 | 1251 | maintenance |
| OpenCat Quadruped Robot OpenCat is an open-source Arduino/Raspberry Pi framework for building and programming quadruped robot pets like the Bittle robot dog and Ny… | 74 | 429 | active |
| HackerPoet/FractalSoundExplorer An interactive audio-visual sandbox application for exploring fractals in real time on the GPU. Users can click on fractals like the Mandel… | 32 | 1250 | maintenance |
| kamalkraj/BERT-NER A PyTorch library for training and running named entity recognition (NER) models based on Google's BERT, evaluated on the CoNLL-2003 datase… | 32 | 1250 | maintenance |
| apache/openoffice Apache OpenOffice is a full-featured open-source office productivity suite including word processing, spreadsheets, presentations, graphics… | 76 | 1247 | maintenance |
| Kaldaien/FAR FAR (Fix Automata Resolution) is a plugin/mod for the 2017 Steam version of NieR:Automata that fixes fullscreen resolution issues and adds … | 23 | 1244 | maintenance |
| Yours3lf/rpi-vk-driver A low-level GPU driver for the Broadcom Videocore IV GPU found in Raspberry Pi boards, implementing a subset of the Vulkan API. It is not o… | 23 | 1241 | maintenance |
| grimfang4/sdl-gpu SDL_gpu is a C library providing high-performance, hardware-accelerated 2D rendering on top of SDL, with automatic batching, a shader API, … | 57 | 1240 | maintenance |
| codilime/veles Veles is a cross-platform desktop tool for binary data analysis that uses statistical visualizations to reveal patterns in large binary fil… | 10 | 1238 | maintenance |
| mtuomi/SecondReality The full source code and data of Second Reality, the legendary 1993 MS-DOS demo by Future Crew, released for its 20th anniversary. It is a … | 32 | 1237 | maintenance |
| Ciechan/BCMeshTransformView An Objective-C iOS library that applies mesh transforms to a regular UIKit view hierarchy, inspired by the private CALayer meshTransform pr… | 32 | 1236 | maintenance |
| DM-VIO DM-VIO is a C++ implementation of Delayed Marginalization Visual-Inertial Odometry, a direct sparse visual-inertial odometry method publish… | 32 | 1236 | maintenance |
| indragiek/CocoaMarkdown CocoaMarkdown is an Objective-C framework for parsing and rendering Markdown on iOS and macOS, built on the CommonMark C reference implemen… | 32 | 1234 | maintenance |
| mrc-ide/covid-sim CovidSim is a C++ microsimulation model of COVID-19 transmission developed by Imperial College London's MRC Centre for Global Infectious Di… | 32 | 1234 | maintenance |
| ju1ce/April-Tag-VR-FullBody-Tracker A free open-source application that provides full-body tracking in VR using printed AprilTag fiducial markers tracked by a phone or PS Eye … | 23 | 1234 | maintenance |
| google/cityhash CityHash is a family of fast, non-cryptographic hash functions for strings, implemented in C++ under the MIT license. It offers 32-, 64-, 1… | 10 | 1230 | maintenance |
| google/google-toolbox-for-mac A collection of reusable Objective-C source code from various Google projects for iOS and macOS developers. It provides utilities, testing … | 87 | 1228 | maintenance |
| ml4a/ml4a-ofx A collection of openFrameworks applications in C++ for real-time interactive machine learning, aimed at artists and creative coders. It inc… | 23 | 1223 | maintenance |
| Jorgen-VikingGod/Qt-Frameless-Window-DarkStyle A Qt5 C++ library providing a frameless MainWindow implementation with a custom dark stylesheet based on the Fusion style, styled after the… | 32 | 1222 | maintenance |
| openzfsonwindows/ZFSin ZFSin is a port of the OpenZFS filesystem to Windows, implemented as a native kernel driver providing pooled storage, checksums, snapshots,… | 23 | 1222 | maintenance |
| Hell's Gate The original C implementation of the Hell's Gate technique, which resolves Windows system call numbers at runtime to invoke NT APIs directl… | 32 | 1221 | maintenance |
| TensorFlow-Unreal An Unreal Engine plugin that wraps TensorFlow machine learning operations as Actor Components accessible from C++, Blueprints, and Python. … | 88 | 1220 | maintenance |
| ANS (Accelerated Network Stack) ANS is a DPDK-native userspace TCP/IP stack written in C, based on the FreeBSD implementation, providing zero-copy mbuf handling and a BSD-… | 23 | 1218 | maintenance |
| HybridPageKit HybridPageKit is an iOS framework for building high-performance hybrid content pages in news apps, combining WKWebView with native componen… | 23 | 1216 | maintenance |
| pixelglow/ZipZap ZipZap is a zip file I/O library for iOS, macOS and tvOS written in Objective-C. It offers a simple two-class API for reading, writing and … | 23 | 1215 | maintenance |
| iagox86/hash_extender A C command-line tool that automates hash length extension attacks against algorithms like MD4, MD5, SHA-1, SHA-256, SHA-512, RIPEMD-160, a… | 32 | 1213 | maintenance |
| zhihu/kids Kids is a log aggregation system written in C++ that collects and distributes messages across machines, inspired by Facebook's Scribe with … | 23 | 1213 | maintenance |
| GGGHub/Reader An iOS ebook reader library built on Core Text that supports txt and epub formats. It provides chapter extraction, table of contents, text … | 32 | 1212 | maintenance |
| spotify/sparkey Sparkey is a simple constant key/value storage library written in C, essentially a read-only hash table on disk optimized for read-heavy sy… | 32 | 1210 | maintenance |
| openenclave/openenclave Open Enclave SDK is a hardware-agnostic open source SDK for building C and C++ applications that use hardware-based Trusted Execution Envir… | 84 | 1209 | maintenance |
| tencentyun/TRTCSDK Tencent Cloud TRTC (Tencent Real-Time Communication) SDK, a cross-platform audio/video calling and low-latency live streaming SDK. This Git… | 23 | 1209 | maintenance |
| librevault/librevault Librevault is an open-source, peer-to-peer, decentralized file synchronization application written in C++. The client is currently being re… | 10 | 1205 | maintenance |
| shangjingbo1226/AutoPhrase AutoPhrase is a C++/Java tool for automated phrase mining that extracts quality phrases from massive text corpora with minimal human effort… | 32 | 1204 | maintenance |
| epfml/sent2vec Sent2vec is a C++ library with a Cython/Python interface that trains unsupervised distributed representations of sentences and short texts,… | 23 | 1203 | maintenance |
| RKNN RKNN-Toolkit2 is Rockchip's software development kit for converting trained AI models to RKNN format and deploying them on Rockchip NPU chi… | 23 | 1203 | maintenance |
| excamera/alfalfa Alfalfa is a purely functional VP8 video encoder and decoder written in C++ in explicit state-passing style, developed at Stanford. It unde… | 32 | 1202 | maintenance |
| google/makani The open-sourced software stack from Google X's Makani project, which developed a commercial-scale airborne wind turbine (energy kite). It … | 10 | 1202 | maintenance |
| enazoe/yolo-tensorrt A C++ wrapper around NVIDIA TensorRT for running YOLO object detection models (YOLOv3, YOLOv4, YOLOv5) with support for FP32, FP16, and INT… | 53 | 1201 | maintenance |
| DevonCrawford/Video-Editing-Automation A C toolkit of algorithmic building blocks built on top of ffmpeg to automate parts of the video editing process. It provides source code a… | 32 | 1201 | maintenance |
| aREST aREST is a C++ library that exposes a REST API on Arduino boards and ESP8266/ESP32 WiFi chips, allowing remote control and monitoring of ha… | 61 | 1200 | maintenance |
| ethan-li-coding/SemiGlobalMatching A complete, well-commented C++ implementation of the classic Semi-Global Matching (SGM) stereo matching algorithm for computing disparity a… | 32 | 1200 | maintenance |
| facebookresearch/House3D House3D is a virtual 3D environment of over 45k fully annotated indoor scenes from the SUNCG dataset, built for training embodied AI agents… | 10 | 1199 | maintenance |
| google/lullaby Lullaby is a collection of high-performance C++ libraries from Google for building virtual and augmented reality experiences. It provides a… | 10 | 1198 | maintenance |
| MaurycyLiebner/enve enve is an open-source 2D animation application for Linux and Windows, supporting vector and raster animation as well as sound and video fi… | 10 | 1196 | maintenance |
| ROCm/MIOpen MIOpen is AMD's open-source library providing high-performance GPU kernels for machine learning primitives (convolutions, normalization, ac… | 89 | 1195 | maintenance |
| riscv-software-src/riscv-tools A meta-repository of RISC-V development tools that bundles the Spike ISA simulator, riscv-tests, riscv-opcodes, and the riscv-pk proxy kern… | 10 | 1195 | maintenance |
| philipperemy/yolo-9000 A packaging of YOLO9000 (YOLOv2), a real-time object detection model that can detect over 9,000 object classes, built around the Darknet fr… | 32 | 1194 | maintenance |
| Kagami/go-face A Go library that provides face recognition by wrapping dlib's machine learning models, including face detection, landmark prediction, and … | 32 | 1193 | maintenance |
| microsoft/HoloJS HoloJs is a JavaScript execution host for building augmented and virtual reality applications using web standards like WebGL, WebVR, WebAud… | 10 | 1193 | maintenance |
| aitorzip/DeepGTAV DeepGTAV is a C++ plugin for Grand Theft Auto V that converts the game into a vision-based self-driving car research environment. It expose… | 32 | 1192 | maintenance |
| openai/procgen A benchmark of 16 procedurally-generated, game-like Gym environments for measuring how quickly reinforcement learning agents learn generali… | 52 | 1191 | maintenance |
| bats3c/DarkLoadLibrary DarkLoadLibrary is a C library implementing an alternative to the Windows LoadLibrary API designed for offensive security operations. It lo… | 32 | 1191 | maintenance |
| APRIL-ZJU/lidar_IMU_calib LI-Calib is a C++/ROS toolkit that calibrates the 6DoF rigid transformation and time offset between a 3D LiDAR and an IMU using continuous-… | 32 | 1188 | maintenance |
| niklasso/minisat MiniSat is a minimalistic, high-performance Boolean satisfiability (SAT) solver written in C++. It reads CNF formulas and either finds a sa… | 32 | 1188 | maintenance |
| crosire/blink A Windows tool that enables live editing of C++ source code in running MSVC-compiled applications. It acts as a runtime linker, detecting s… | 32 | 1182 | maintenance |
| netyouli/WHC_DataModelFactory A Mac desktop application that converts JSON or XML data into Swift or Objective-C model class files for iOS development, eliminating manua… | 32 | 1182 | maintenance |
| cedarbdd/cedar Cedar is a BDD-style testing framework for Objective-C featuring an expressive matcher DSL and built-in test doubles. It integrates with Xc… | 23 | 1182 | maintenance |
| OneYoungMean/Automatic-DynamicBone A free, open-source Unity plugin that automatically generates physics-based bone cloth simulation (hair, skirts, tails) for skinned charact… | 32 | 1178 | maintenance |
| ibaaj/dijkstra-cartography A C++ tool that generates artistic maps by running Dijkstra's shortest-path algorithm over OpenStreetMap data, rendering the most-used rout… | 10 | 1173 | maintenance |
| cpvrlab/ImagePlay ImagePlay is an open-source desktop application for rapid prototyping of image processing algorithms, combining over 70 individual image pr… | 23 | 1172 | maintenance |
| jmzkChain/jmzk jmzkChain is a C++ blockchain node implementation developed by Hangzhou Yuliankeji (Vastchain), described as a 'Boost Engine for Regulation… | 23 | 1166 | maintenance |
| 18601949127/DiDiCallCar An Android ride-hailing demo app modeled on Didi, built end-to-end by one developer including the Apache+PHP+MySQL backend. It adds RFID/NF… | 32 | 1165 | maintenance |
| HKUST-Aerial-Robotics/GVINS GVINS is a C++/ROS nonlinear optimization system that tightly fuses GNSS raw measurements (pseudorange and Doppler) with visual and inertia… | 32 | 1165 | maintenance |
| HKUST-Aerial-Robotics/Teach-Repeat-Replan Teach-Repeat-Replan is a complete C++/ROS system enabling aggressive autonomous drone flight in complex environments. It converts a manuall… | 32 | 1163 | maintenance |
| FALCONN-LIB/FALCONN FALCONN is a C++ library (with a Python wrapper) implementing locality-sensitive hashing (LSH) data structures for fast nearest neighbor se… | 23 | 1161 | maintenance |
| bittorrent/libutp libutp is a C++ library implementing the uTorrent Transport Protocol (uTP), a TCP-like reliable transport over UDP based on LEDBAT congesti… | 32 | 1159 | maintenance |
| prsyahmi/GpuRamDrive A Windows application that creates a virtual RAM disk backed by GPU memory, built on top of ImDisk's proxy feature. It is a proof-of-concep… | 23 | 1150 | maintenance |
| wangyi-fudan/wyhash wyhash is a fast, high-quality 64-bit non-cryptographic hash function with accompanying PRNG (wyrand/w1rand) and hash map, written in porta… | 52 | 1148 | maintenance |
| Fugu15 Fugu15 is a semi-untethered, permasigned jailbreak for iOS 15 that combines a code-signing bypass, kernel exploit, kernel PAC bypass, and P… | 10 | 1145 | maintenance |
| soulsmods/ModEngine2 Mod Engine 2 is a runtime code patching and injection library for modding FROM Software's Souls games, supporting Dark Souls 3 and Elden Ri… | 10 | 1145 | maintenance |
| FuzzySecurity/Sharp-Suite Sharp-Suite is a collection of C# security tooling samples for Windows threat emulation, including techniques like process command-line spo… | 32 | 1144 | maintenance |
| lmirosevic/GBDeviceInfo GBDeviceInfo is an Objective-C library that detects the hardware, software, and display characteristics of the current iOS or macOS device … | 75 | 1142 | maintenance |
| Uahh/Slscq Slscq is a Chinese 'shenlun' (civil-service exam essay) generator written in C++. Given a topic and word count, it randomly assembles a pla… | 32 | 1139 | maintenance |
| DeNA/HandlerSocket-Plugin-for-MySQL HandlerSocket is a NoSQL plugin for MySQL that runs as a daemon inside the mysqld process, accepting TCP connections and executing simple C… | 32 | 1137 | maintenance |
| iryoku/smaa SMAA is a GPU-based subpixel morphological antialiasing implementation for DX9, DX10, DX11, and OpenGL, published as shader code (HLSL/GLSL… | 32 | 1137 | maintenance |
| laurentkneip/opengv OpenGV is a C++ library of computer vision methods for solving geometric vision problems such as absolute-pose, relative-pose, triangulatio… | 32 | 1135 | maintenance |
| WerWolv/Tesla-Menu Tesla-Menu is the overlay menu for Nintendo Switch homebrew, loaded by nx-ovlloader to let users launch and switch between overlay modules … | 23 | 1134 | maintenance |
| ubisoft/massgate Massgate is the open-sourced online backend server for the 2007 game World in Conflict, managing dedicated game servers, user accounts, cla… | 10 | 1134 | maintenance |
| cadenji/foolrenderer A tiny software renderer written in C from scratch without any graphics API, designed to demonstrate real-time rendering techniques like ra… | 32 | 1133 | maintenance |
| PHZ76/RtspServer A lightweight RTSP server and pusher library written in C++11. It supports H.264/H.265 video and G711A/AAC audio streaming over unicast (RT… | 23 | 1133 | maintenance |
| mgeeky/ShellcodeFluctuation A C++ proof-of-concept implementing an in-memory evasion technique that encrypts shellcode and fluctuates its memory protection between RW/… | 23 | 1133 | maintenance |
| ufna/VaRest VaRest is an Unreal Engine plugin that simplifies REST API communication and JSON handling, fully usable from Blueprints without C++ coding… | 10 | 1132 | maintenance |
| ading2210/linuxpdf LinuxPDF is a PDF file that runs a full Linux system inside a RISC-V emulator (based on TinyEMU) compiled to asm.js and executed via the Ja… | 21 | 5104 | experimental |
| kelp404/CocoaSecurity An Objective-C library for iOS and macOS providing AES encryption/decryption, MD5 and SHA-family hashing (including HMAC variants), and Bas… | 23 | 1130 | maintenance |
| microsoft/Windows-Machine-Learning Microsoft's Windows Machine Learning samples and tools repository, providing a high-performance ONNX inference API powered by ONNX Runtime … | 35 | 1124 | maintenance |
| fossephate/JoyCon-Driver A Windows application that feeds input from Nintendo Switch JoyCons and the Pro Controller into vJoy virtual gamepads, with analog stick su… | 32 | 1120 | maintenance |
| rswier/swieros Swieros is a tiny hand-crafted virtual CPU emulator paired with a fast C-subset compiler and a Unix-ish operating system kernel based on xv… | 32 | 1119 | maintenance |