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 |
|---|---|---|---|
| TonyChen56/WeChatRobot A C++ WeChat hooking toolkit and robot framework providing wxhook APIs, WeChat database decryption, and Official Account (公众号) scraping, pl… | 54 | 7217 | abandoned |
| jmechner/Prince-of-Persia-Apple-II The original 6502 assembly source code for Prince of Persia, written by Jordan Mechner on the Apple II between 1985-89 and released in 1989… | 32 | 6909 | abandoned |
| BlocksKit/BlocksKit BlocksKit is an Objective-C library that adds block-based APIs to common Cocoa and UIKit classes, removing limitations on coding with block… | 10 | 6818 | abandoned |
| microsoft/FASTER FASTER is a high-performance concurrent persistent log and key-value store + cache library in C# and C++, supporting data larger than memor… | 68 | 6637 | abandoned |
| tenacityteam/tenacity-legacy Tenacity is an easy-to-use, cross-platform multi-track audio editor and recorder forked from Audacity, developed by volunteers as free and … | 10 | 6602 | abandoned |
| rui314/8cc 8cc is a small, self-hosting C compiler targeting x86-64 Linux, aiming to support C11 features with concise, readable source code. It is no… | 32 | 6424 | abandoned |
| Windows Bridge for iOS The Windows Bridge for iOS (WinObjC) is a Microsoft open-source framework providing an Objective-C development environment for Visual Studi… | 10 | 6220 | abandoned |
| johnezang/JSONKit JSONKit is a very high performance Objective-C JSON parsing and serializing library for Mac OS X and iOS. It predates and outperformed NSJS… | 32 | 6168 | abandoned |
| tiny-dnn/tiny-dnn tiny-dnn is a header-only, dependency-free deep learning framework written in C++14, designed for training and running neural networks on r… | 23 | 6028 | abandoned |
| FFmpegKit FFmpegKit is a collection of tools for using FFmpeg in Android, iOS, Linux, macOS, tvOS, Flutter, and React Native applications, including … | 10 | 5848 | abandoned |
| Airblader/i3 i3-gaps is a fork of the i3 tiling window manager for X11 that adds gaps between windows and other extra features. The project has been mer… | 10 | 5787 | abandoned |
| pokeb/asi-http-request ASIHTTPRequest is an Objective-C wrapper around Apple's CFNetwork API that simplifies making HTTP requests on Mac OS X and iOS. It supports… | 32 | 5721 | abandoned |
| CanvasPod/Canvas Canvas is an Objective-C iOS library that lets designers and developers add animations like parallax headers, sticky sections, and blurred … | 32 | 5272 | abandoned |
| amhndu/SimpleNES SimpleNES is an NES (Nintendo Entertainment System) emulator written in C++ using SFML, supporting games that use no mapper or mappers 1, 2… | 39 | 5108 | abandoned |
| WebKit/WebKit-http A deprecated unofficial HTTP mirror of the WebKit SVN repository, the open-source web browser engine behind Safari, Mail, and other Apple a… | 10 | 4967 | abandoned |
| Mbed OS Arm Mbed OS is an open-source embedded operating system for IoT devices built on Arm Cortex-M microcontrollers, providing an RTOS, security… | 23 | 4874 | abandoned |
| R3nzTheCodeGOD/R3nzSkin R3nzSkin is an internal skin changer for League of Legends that lets players change champion, ward, minion, and monster skins in-game via a… | 10 | 4862 | abandoned |
| anhkgg/SuperWeChatPC SuperWeChatPC is a Windows tool that enhances the PC WeChat client with multi-instance support, anti-message-revoke, voice message backup, … | 23 | 4586 | abandoned |
| LLVM LLVM is a modular compiler infrastructure providing an SSA-based intermediate representation, a source- and target-independent optimizer, a… | 10 | 4576 | abandoned |
| amazon-archives/amazon-dsstne DSSTNE (Deep Scalable Sparse Tensor Network Engine) is a C++ GPU library from Amazon for training and deploying deep learning recommendatio… | 10 | 4390 | abandoned |
| ECSlidingViewController/ECSlidingViewController ECSlidingViewController is an Objective-C view controller container for iOS that implements layered 'hamburger menu' / slide-out side menu … | 10 | 4281 | abandoned |
| SeriousCache/UABE UABE (Asset Bundle Extractor) is a Windows desktop editor for Unity .assets and AssetBundle files, supporting export/import of textures, te… | 10 | 4138 | abandoned |
| Kuzu Kuzu is an embedded, serverless property graph database written in C++ that implements the Cypher query language and is optimized for fast … | 10 | 4020 | abandoned |
| knolleary/pubsubclient PubSubClient is an Arduino C++ client library providing simple MQTT publish/subscribe messaging over the Arduino Ethernet Client API. It wo… | 58 | 4016 | abandoned |
| ethereum/aleth Aleth (formerly cpp-ethereum) is a full Ethereum client along with C++ libraries and tools, including the testeth testing utility. The proj… | 10 | 3963 | abandoned |
| abumq/easyloggingpp Easylogging++ is a single-header, MIT-licensed C++ logging library featuring asynchronous low-latency logging, custom formats, thread and t… | 10 | 3935 | abandoned |
| facebookarchive/scribe Scribe is a server for aggregating log data streamed in real time from a large number of clients, designed to be scalable and reliable. It … | 10 | 3906 | abandoned |
| microsoft/Microsoft-3D-Movie-Maker The original 1995 source code for Microsoft 3D Movie Maker, a children's 3D animation application, released under the MIT license for histo… | 10 | 3833 | abandoned |
| ravenscroftj/turbopilot TurboPilot is a self-hosted, Copilot-like code completion server that runs large language models (Salesforce CodeGen, StableCode, WizardCod… | 10 | 3772 | abandoned |
| FLIF FLIF (Free Lossless Image Format) is a lossless image format and reference implementation in C++ based on MANIAC compression, outperforming… | 23 | 3742 | abandoned |
| LUX-Core/lux LUX Core is the full-node client for the LUX cryptocurrency, a 2017 fork of the Bitcoin codebase written in C++ that implements a hybrid Po… | 23 | 3728 | abandoned |
| BaiduPCS A C/C++ command-line client for Baidu Network Disk (Baidu Yun) that works in the Linux terminal without requiring app registration. It supp… | 10 | 3544 | abandoned |
| Atomic Game Engine The Atomic Game Engine is a multi-platform 2D and 3D game engine with a consistent API in C++, C#, JavaScript, and TypeScript, including a … | 10 | 3482 | abandoned |
| pthreads A PHP extension providing object-oriented multi-threading based on POSIX threads, requiring a ZTS-enabled PHP build. It offers Threaded obj… | 10 | 3446 | abandoned |
| BigZaphod/Chameleon Chameleon is a port of Apple's iOS UIKit framework (plus minimal related frameworks) to Mac OS X, designed as a drop-in replacement to ease… | 32 | 3441 | abandoned |
| facebookarchive/RakNet RakNet is a cross-platform, open-source C++ networking engine designed for game programmers, providing reliable UDP transport, replication,… | 10 | 3422 | abandoned |
| google/lmctfy lmctfy (Let Me Contain That For You) is the open-source version of Google's container stack, providing Linux application containers with re… | 10 | 3400 | abandoned |
| intel/haxm Intel Hardware Accelerated Execution Manager is a cross-platform hardware-assisted virtualization engine (hypervisor) that runs as a kernel… | 10 | 3307 | abandoned |
| ros/ros ROS (Robot Operating System) is a meta-operating system providing language-independent, network-transparent communication for distributed r… | 10 | 3253 | abandoned |
| gsdios/GSD_WeiXin An Objective-C demo application that closely replicates the WeChat (微信) iOS app UI, including the home feed, contacts, Moments (朋友圈), and p… | 32 | 3166 | abandoned |
| neuralmagic/deepsparse DeepSparse is a sparsity-aware deep learning inference runtime that delivers GPU-class performance on x86 CPUs for ONNX models, covering co… | 10 | 3157 | abandoned |
| facebookarchive/beringei Beringei is a high-performance, in-memory time series storage engine based on Facebook's Gorilla paper, usable as an embedded library or as… | 10 | 3150 | abandoned |
| xbpeng/DeepMimic DeepMimic is a C++ simulation framework with a Python (SWIG/TensorFlow) wrapper that trains simulated humanoid characters to imitate motion… | 53 | 3110 | abandoned |
| TheAmazingAudioEngine/TheAmazingAudioEngine The Amazing Audio Engine is an Objective-C framework for building iOS audio applications on top of Apple's Core Audio, providing audio rout… | 32 | 3075 | abandoned |
| Tomahawk Tomahawk is a free, cross-platform desktop music player that plays local files and streams from many services (Spotify, SoundCloud, YouTube… | 23 | 3062 | abandoned |
| llvm-mirror/clang Clang is a compiler front-end for the C language family (C, C++, Objective-C, Objective-C++) built as part of the LLVM compiler infrastruct… | 10 | 3040 | abandoned |
| TumblrArchive/TMCache TMCache is a fast parallel key/value object cache for iOS and OS X, combining an in-memory cache (TMMemoryCache) with an on-disk cache (TMD… | 23 | 3019 | abandoned |
| uber-archive/pyflame Pyflame is a high-performance sampling profiler for Python implemented in C++ that uses Linux ptrace to capture call stacks without instrum… | 10 | 2979 | abandoned |
| KeenSoftwareHouse/SpaceEngineers The archived source code of Space Engineers, a voxel-based sandbox game by Keen Software House. The repository lets owners of the Steam gam… | 10 | 2977 | abandoned |
| xdspacelab/openvslam OpenVSLAM is a versatile visual SLAM (Simultaneous Localization and Mapping) framework supporting monocular, stereo, and RGBD cameras, incl… | 10 | 2976 | abandoned |
| facebookarchive/conceal Conceal is a Facebook library providing Java APIs for fast, memory-efficient encryption and authentication of data on Android, especially l… | 10 | 2925 | abandoned |
| ChrisKnott/Algojammer An experimental, proof-of-concept code editor for writing Python algorithms, inspired by Bret Victor's ideas on learnable programming. It a… | 32 | 2899 | abandoned |
| dotnet/corert CoreRT is an experimental .NET Core runtime and compiler toolchain optimized for ahead-of-time (AOT) compilation, producing native single-f… | 10 | 2882 | abandoned |
| tostercx/GTAO_Booster_PoC A proof-of-concept DLL injection that patches two bugs in GTA Online to drastically reduce load times on CPU-bound systems. It was official… | 10 | 2868 | abandoned |
| jetpacapp/DeepBeliefSDK Jetpac's Deep Belief SDK, a cross-platform image recognition framework implementing the AlexNet convolutional neural network architecture, … | 32 | 2851 | abandoned |
| Neural Network Libraries (NNabla) Sony's Neural Network Libraries (nnabla) is a deep learning framework with a Python API over a C++11 core, designed for research, developme… | 10 | 2773 | abandoned |
| Tencent/MSEC MSEC (Mass Service Engine in Cluster) is Tencent's open-source backend development and operations engine providing RPC, name resolution, lo… | 10 | 2728 | abandoned |
| twitter-archive/twui TwUI is a hardware-accelerated UI framework for macOS built on Core Animation and inspired by UIKit, offering familiar model/view/controlle… | 10 | 2718 | abandoned |
| thestinger/termite Termite was a keyboard-centric terminal emulator built on the VTE (GTK) widget, designed for use inside tiling window managers that handle … | 10 | 2705 | abandoned |
| ryanjay0/miles-deep Miles Deep is a C++ deep learning application built on Caffe that classifies each second of a pornographic video into six sexual act catego… | 23 | 2662 | abandoned |
| facebookarchive/ios-snapshot-test-case FBSnapshotTestCase is an iOS library for snapshot (screenshot-based) unit testing of UIViews and layers, originally developed by Facebook. … | 10 | 2642 | abandoned |
| Papyros A library of QML widgets implementing Google's Material Design for QtQuick applications. It is cross-platform, running on Linux, macOS, and… | 23 | 2625 | abandoned |
| microsoft/bond Bond was a cross-platform framework from Microsoft for working with schematized data, supporting compact binary serialization protocols acr… | 10 | 2623 | abandoned |
| coqui-ai/STT Coqui STT is an open-source deep learning toolkit for training and deploying speech-to-text models, built on TensorFlow with bindings for m… | 23 | 2605 | abandoned |
| 0xced/iOS-Artwork-Extractor A macOS application that extracts all artwork and emoji symbols from iOS (via the iPhone Simulator) into PNG files, and can generate glossy… | 32 | 2601 | abandoned |
| seenaburns/dex-ui Dex UI is a handcrafted science-fiction-style desktop interface built with openFrameworks that runs fullscreen beneath a functioning termin… | 32 | 2554 | abandoned |
| id-Software/wolf3d The original source code release of Wolfenstein 3D, id Software's classic raycasting first-person shooter, published in 2012 for historical… | 32 | 2552 | abandoned |
| ojdkbuild/ojdkbuild Community builds of OpenJDK for Windows x86_64, distributed as zip archives and MSI installers for Java 8, 11, and 17 LTS releases. The pro… | 10 | 2542 | abandoned |
| facebookarchive/BOLT BOLT (Binary Optimization and Layout Tool) is a Linux command-line utility that optimizes the performance of native binaries by rearranging… | 10 | 2532 | abandoned |
| forkingdog/FDStackView FDStackView is an Objective-C library that lets iOS developers use UIStackView directly on iOS 6+ by transparently swapping in a compatible… | 32 | 2507 | abandoned |
| googlecreativelab/open-nsynth-super Open NSynth Super is an experimental physical hardware instrument that provides a tangible interface for Google's NSynth machine learning s… | 10 | 2494 | abandoned |
| Pyston Pyston v1 was a faster, highly compatible implementation of the Python programming language, focused on improving runtime performance. This… | 23 | 2492 | abandoned |
| opencog/opencog OpenCog is a framework for integrated artificial intelligence and artificial general intelligence (AGI) research, combining natural languag… | 36 | 2478 | abandoned |
| vooidzero/B23Downloader B23Downloader is a Qt 6 (C++) desktop application for downloading videos, live streams, and manga from Bilibili. It accepts various Bilibil… | 23 | 2428 | abandoned |
| rbgirshick/rcnn The original R-CNN (Region-based Convolutional Neural Networks) object detection system from UC Berkeley, released as research code accompa… | 23 | 2416 | abandoned |
| colmap/glomap GLOMAP is a global structure-from-motion pipeline for image-based 3D reconstruction that takes a COLMAP database as input and outputs a COL… | 10 | 2351 | abandoned |
| Crosswalk Crosswalk is a web runtime built on Chromium/Blink that lets developers package web applications as native apps, primarily for Android and … | 10 | 2318 | abandoned |
| NVIDIA/libcudacxx NVIDIA's libcudacxx is a C++ Standard Library implementation designed to work across both host CPUs and NVIDIA GPUs, providing standard-con… | 10 | 2300 | abandoned |
| ByConity/ByConity ByConity is an open-source cloud-native distributed SQL data warehouse built on the ClickHouse 21.8 codebase, developed by ByteDance/Volcan… | 10 | 2237 | abandoned |
| facebookarchive/Surround360 Facebook's open-source hardware and software system for capturing and rendering stereoscopic 3D 360-degree video for VR viewing. It include… | 10 | 2185 | abandoned |
| wheybags/freeablo Freeablo is a free, cross-platform C++ reimplementation of the Diablo 1 game engine that requires the original game's data files (DIABDAT.M… | 23 | 2169 | abandoned |
| aws/lumberyard Amazon Lumberyard is a free AAA game engine with full source, deeply integrated with AWS and Twitch. It is no longer offered; the repositor… | 10 | 2139 | abandoned |
| Hikari Obfuscator Hikari is an LLVM-based code obfuscator that transforms compiled binaries with techniques like string encryption, indirect branching, funct… | 10 | 2103 | abandoned |
| facebookresearch/darkforestGo DarkForest is a computer Go game engine developed at Facebook AI Research, powered by deep neural networks and Monte Carlo tree search. It … | 10 | 2096 | abandoned |
| ValveSoftware/ToGL ToGL is Valve's Direct3D 9 to OpenGL translation layer, extracted from the DOTA2/Source Engine codebase. It includes a bytecode-level HLSL-… | 32 | 2087 | abandoned |
| mitsuba-renderer/mitsuba2 Mitsuba 2 is a research-oriented, retargetable physically-based rendering system written in C++17, supporting CPU, SIMD-vectorized, and GPU… | 23 | 2076 | abandoned |
| cmu-db/peloton Peloton is a self-driving SQL database management system with integrated AI components for autonomous optimization of hybrid workloads. It … | 10 | 2051 | abandoned |
| zhuowei/nft_ptr A C++ library that replaces std::unique_ptr with a version that mints each heap object's memory address as an NFT on the Ethereum blockchai… | 32 | 2024 | abandoned |
| facebookarchive/xcbuild xcbuild is an Xcode-compatible build tool written in C++ that builds Xcode projects and workspaces on macOS, Linux, and Windows. It uses Ni… | 10 | 2005 | abandoned |
| AMD Open Source Driver for Vulkan (AMDVLK) AMD's open-source Vulkan driver for Radeon graphics adapters on Linux, built on the Platform Abstraction Library (PAL) and the LLVM-based L… | 49 | 1978 | abandoned |
| lattera/glibc A mirror of the GNU C Library (glibc), the standard C library providing the system API for C and C-compatible programs on GNU/Linux and GNU… | 10 | 1969 | abandoned |
| probablycorey/wax Wax is a framework that bridges Lua and Objective-C via the Objective-C runtime, letting developers write native iPhone apps in Lua. The or… | 32 | 1968 | abandoned |
| rui314/9cc 9cc is a small C compiler written in C that compiles source code to x86-64 assembly through a simple, readable pipeline of parsing, semanti… | 32 | 1950 | abandoned |
| go-qml/qml Go bindings for Qt's QML declarative UI language, enabling Go applications to build graphical interfaces with Qt Quick and OpenGL. It bridg… | 32 | 1943 | abandoned |
| ReactiveCocoa/ReactiveViewModel ReactiveViewModel is an Objective-C library and documentation project for building Cocoa applications with the Model-View-ViewModel (MVVM) … | 10 | 1938 | abandoned |
| microsoft/microsoft-pdb Microsoft's reference source code and documentation for the PDB (Program Database) debug symbol file format, intended to help alternative c… | 10 | 1935 | abandoned |
| facebookarchive/LogDevice LogDevice is a scalable, fault-tolerant distributed log storage system written in C++ by Facebook, storing append-only record streams repli… | 10 | 1900 | abandoned |
| ruslo/hunter Hunter is a CMake-based cross-platform package manager for C/C++ projects that downloads and builds dependencies with CMake. This original … | 10 | 1885 | abandoned |
| Direct Memory Access — CS2 DMA A C++ framework demonstrating Direct Memory Access (DMA) interaction with Counter-Strike 2, covering memory reading, entity-state parsing, … | 62 | 1852 | abandoned |
| kyubotics/coolq-http-api A CoolQ plugin that exposes QQ bot events and the CoolQ DLL API over HTTP and WebSocket, letting developers write QQ bots in any language. … | 10 | 1832 | abandoned |