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Find a repository on GitHub →105 analyzed C++ repos, ranked by Scorecard score. Link collections, courses and books are left out: browse lists.
| Repository | Language | Stars | OpenSSF | License | Signals | High/critical advisories |
|---|---|---|---|---|---|---|
| deepseek-ai / 3fs A high-performance distributed file system designed to address the challenges of AI training and inference workloads. | C++ | 10k | 4.4 | MIT | Mixed | none recorded |
| ggml-org / whisper.cpp Port of OpenAI's Whisper model in C/C++ | C++ | 54k | 4.3 | MIT | Strong signals | none recorded |
| imputnet / helium Private, fast, and honest web browser | C++ | 22k | 4.2 | GPL-3.0 | Mixed | none recorded |
| pcsx2 / pcsx2 PCSX2 - The Playstation 2 Emulator | C++ | 16k | 4.2 | GPL-3.0 | Strong signals | none recorded |
| mobile-shell / mosh Mobile Shell | C++ | 15k | 4.2 | GPL-3.0 | Mixed | none recorded |
| google / or-tools Google's Operations Research tools: | C++ | 14k | 4.2 | Apache-2.0 | Strong signals | none recorded |
| azahar-emu / azahar An open-source 3DS emulator project based on Citra. | C++ | 8,335 | 4.2 | GPL-3.0 | Strong signals | none recorded |
| google / flutter-desktop-embedding Experimental plugins for Flutter for Desktop | C++ | 7,037 | 4.2 | Apache-2.0 | Mixed | none recorded |
| zerotier / zerotierone A Smart Ethernet Switch for Earth | C++ | 17k | 4.1 | unknown | Mixed | none recorded |
| notepad-plus-plus / notepad-plus-plus Notepad++ official repository | C++ | 30k | 4.0 | GPL-3.0 | Strong signals | none recorded |
| doitsujin / dxvk Vulkan-based implementation of D3D8, 9, 10 and 11 for Linux / Wine | C++ | 18k | 4.0 | Zlib | Mixed | none recorded |
| duckdb / duckdb DuckDB is an analytical in-process SQL database management system | C++ | 42k | 3.9 | MIT | Strong signals | none recorded |
| microsoft / bitnet Official inference framework for 1-bit LLMs | C++ | 41k | 3.8 | MIT | Strong signals | none recorded |
| avast / retdec RetDec is a retargetable machine-code decompiler based on LLVM. | C++ | 8,647 | 3.8 | MIT | Mixed | none recorded |
| doctest / doctest The fastest feature-rich C++11/14/17/20/23 single-header testing framework | C++ | 6,894 | 3.8 | MIT | Strong signals | none recorded |
| domoticz / domoticz Free open source home automation system for Linux, Windows, Raspberry Pi. Supports Z-Wave, Zigbee, MQTT, and 150+ devices. | C++ | 3,821 | 3.8 | GPL-3.0 | Mixed | none recorded |
| spotify / annoy Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk | C++ | 14k | 3.6 | Apache-2.0 | Mixed | none recorded |
| tiiny-ai / powerinfer High-speed Large Language Model Serving for Local Deployment | C++ | 9,825 | 3.5 | MIT | Strong signals | none recorded |
| cemu-project / cemu Cemu - Wii U emulator | C++ | 9,980 | 3.4 | MPL-2.0 | Strong signals | none recorded |
| tindy2013 / subconverter Utility to convert between various subscription format | C++ | 17k | 3.2 | GPL-3.0 | Mixed | none recorded |
| pointcloudlibrary / pcl Point Cloud Library (PCL) | C++ | 11k | 3.2 | unknown | Mixed | none recorded |
| diasurgical / devilutionx Diablo build for modern operating systems | C++ | 9,830 | 3.2 | unknown | Mixed | none recorded |
| tzapu / wifimanager ESP8266 WiFi Connection manager with web captive portal | C++ | 7,282 | 3.2 | MIT | Mixed | none recorded |
| flaxengine / flaxengine Flax Engine – multi-platform 3D game engine | C++ | 7,047 | 3.2 | unknown | Mixed | none recorded |
| wkhtmltopdf / wkhtmltopdf Convert HTML to PDF using Webkit (QtWebKit) | C++ | 15k | 3.1 | LGPL-3.0 | Mixed | none recorded |
| rime / weasel 【小狼毫】Rime for Windows | C++ | 8,157 | 3.1 | GPL-3.0 | Mixed | none recorded |
| snapchat / keydb A Multithreaded Fork of Redis | C++ | 13k | 2.9 | BSD-3-Clause | Mixed | none recorded |
| tencent / rapidjson A fast JSON parser/generator for C++ with both SAX/DOM style API | C++ | 15k | 2.8 | MIT | Mixed | none recorded |
| deepseek-ai / flashmla FlashMLA: Efficient Multi-head Latent Attention Kernels | C++ | 13k | 2.8 | MIT | Strong signals | none recorded |
| microsoft / napajs Napa.js: a multi-threaded JavaScript runtime | C++ | 9,170 | 2.8 | MIT | Mixed | none recorded |
| alex313031 / thorium Chromium fork named after radioactive element No. 90. Source code and Linux releases. Windows/MacOS/ARM builds served in different repos, links are towards the top of the README.md. | C++ | 7,561 | 2.8 | BSD-3-Clause | Mixed | none recorded |
| alibaba / andfix AndFix is a library that offer hot-fix for Android App. | C++ | 6,966 | 2.8 | Apache-2.0 | Mixed | none recorded |
| matsuridayo / nekoray 不再维护，自寻替代品。 Qt based cross-platform GUI proxy configuration manager (backend: sing-box) | C++ | 15k | 2.7 | GPL-3.0 | Mixed | none recorded |
| cxasm / notepad-- 一个支持windows/linux/mac的文本编辑器，目标是做中国人自己的编辑器，来自中国。 | C++ | 10k | 2.5 | GPL-3.0 | Mixed | none recorded |
| nevcairiel / lavfilters LAV Filters - Open-Source DirectShow Media Splitter and Decoders | C++ | 9,192 | 2.5 | GPL-2.0 | Mixed | none recorded |
| cocos2d / cocos2d-x Cocos2d-x is a suite of open-source, cross-platform, game-development tools utilized by millions of developers across the globe. Its core has evolved to serve as the foundation for Cocos Creator 1.x & 2.x. | C++ | 19k | 2.4 | unknown | Mixed | none recorded |
| cmu-perceptual-computing-lab / openpose OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation | C++ | 34k | 2.1 | unknown | Mixed | none recorded |
| daybreak-u / chineseocr_lite 超轻量级中文ocr，支持竖排文字识别, 支持ncnn、mnn、tnn推理 ( dbnet(1.8M) + crnn(2.5M) + anglenet(378KB)) 总模型仅4.7M | C++ | 12k | 2.0 | GPL-2.0 | Mixed | none recorded |
| classicoldsong / apollo Sunshine fork - The easiest way to stream with the native resolution of your client device | C++ | 11k | 2.0 | GPL-3.0 | Mixed | none recorded |
| apolloauto / apollo An open autonomous driving platform | C++ | 27k | 1.9 | Apache-2.0 | Mixed | none recorded |
| light-city / cplusplusthings C++那些事 | C++ | 44k | 1.7 | unknown | Mixed | none recorded |
| dusty-nv / jetson-inference Hello AI World guide to deploying deep-learning inference networks and deep vision primitives with TensorRT and NVIDIA Jetson. | C++ | 9,015 | 1.7 | MIT | Mixed | none recorded |
| haoel / leetcode LeetCode Problems' Solutions | C++ | 18k | 1.6 | unknown | Mixed | none recorded |
| tencent / libco libco is a coroutine library which is widely used in wechat back-end service. It has been running on tens of thousands of machines since 2013. | C++ | 8,690 | 1.5 | Apache-2.0 | Mixed | none recorded |
| wangyu- / udp2raw A Tunnel which Turns UDP Traffic into Encrypted UDP/FakeTCP/ICMP Traffic by using Raw Socket,helps you Bypass UDP FireWalls(or Unstable UDP Environment) | C++ | 8,574 | 1.5 | MIT | Mixed | none recorded |
| gaoxiang12 / slambook No description captured. | C++ | 7,513 | 1.4 | MIT | Mixed | none recorded |
| id-software / doom DOOM Open Source Release | C++ | 20k | 1.3 | GPL-2.0 | Mixed | none recorded |
| shiqiyu / libfacedetection An open source library for face detection in images. The face detection speed can reach 1000FPS. | C++ | 13k | 1.1 | unknown | Mixed | none recorded |
| quipnetwork / cpp-sdk No description captured. | C++ | 11k | 1.1 | AGPL-3.0 | Concerns | none recorded |
| wuye9036 / cpptemplatetutorial 中文的C++ Template的教学指南。与知名书籍C++ Templates不同，该系列教程将C++ Templates作为一门图灵完备的语言来讲授，以求帮助读者对Meta-Programming融会贯通。(正在施工中) | C++ | 11k | 1.1 | unknown | Mixed | none recorded |