platform: cpp
3534 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| MTG/essentia Essentia is an open-source C++ library for audio analysis and music information retrieval, offering a large collection of reusable DSP algo… | 65 | 3705 | stable |
| pavel-odintsov/fastnetmon FastNetMon Community Edition is a high-performance DDoS detection sensor that analyzes traffic from NetFlow, IPFIX, sFlow, AF_PACKET, and o… | 81 | 3695 | active |
| wjakob/nanobind nanobind is a small C++ library for creating Python bindings of C++ types and functions, with syntax nearly identical to pybind11 and Boost… | 77 | 3691 | stable |
| paceholder/nodeeditor QtNodes is a general-purpose C++/Qt library for building node editors with graph visualization and editing. It supports a dataflow programm… | 75 | 3685 | active |
| mmp/pbrt-v4 pbrt-v4 is the C++ physically based ray tracing system accompanying the fourth edition of the book 'Physically Based Rendering: From Theory… | 71 | 3683 | stable |
| stack-of-tasks/pinocchio Pinocchio is a fast C++ library (with Python bindings) implementing state-of-the-art rigid body dynamics algorithms for poly-articulated sy… | 93 | 3682 | active |
| ShahjalalShohag/code-library A personal code library of templates, algorithms, and data structures for competitive programming, written mostly in C++. It includes pract… | 64 | 3682 | active |
| ckb-next/ckb-next ckb-next is an open-source Linux driver for Corsair keyboards and mice, bringing features of Corsair's proprietary CUE software to Linux. I… | 76 | 3670 | active |
| tarantool/tarantool Tarantool is an in-memory computing platform combining a fast NoSQL database with a Lua application server. It stores data in RAM with WAL … | 97 | 3665 | stable |
| gqrx-sdr/gqrx Gqrx is an open source software defined radio (SDR) receiver built on GNU Radio and the Qt GUI toolkit. It supports a wide range of SDR har… | 69 | 3662 | active |
| HazyResearch/ThunderKittens ThunderKittens is a C++/CUDA framework of tile-based primitives for writing fast deep learning GPU kernels. It embeds natively into CUDA so… | 70 | 3659 | active |
| borglab/gtsam GTSAM is a C++ library implementing smoothing and mapping (SAM) for robotics and vision using factor graphs and Bayes networks as its core … | 92 | 3656 | active |
| quickjs-ng/quickjs QuickJS-NG is a small, embeddable JavaScript engine written in C that aims to support the latest ECMAScript specification. It is an activel… | 89 | 3656 | active |
| spdk/spdk SPDK is a set of C libraries, drivers, and tools for building high-performance, scalable user-mode storage applications. It moves storage d… | 86 | 3646 | stable |
| kaldi-asr/kaldi Kaldi is a C++ toolkit for speech recognition research and development, including acoustic modeling, feature extraction, decoding, and spea… | 52 | 15469 | maintenance |
| libjxl/libjxl libjxl is the reference implementation of the JPEG XL (ISO/IEC 18181) image format, providing both an encoder (cjxl) and decoder (djxl) as … | 96 | 3637 | active |
| premake/premake-core Premake is a command-line build configuration tool that reads a Lua-scripted project definition and generates project files for toolsets li… | 84 | 3631 | stable |
| rvaiya/warpd warpd is a modal, keyboard-driven virtual pointer for controlling the mouse cursor without a physical mouse. It supports hint, grid, and no… | 23 | 3622 | stable |
| ggerganov/imtui ImTui is an immediate mode text-based user interface (TUI) C++ library that ports the Dear ImGui API to the terminal via ncurses, supportin… | 44 | 3617 | active |
| lowRISC/opentitan OpenTitan is an open-source silicon Root of Trust (RoT) project providing commercial-grade, security-certified hardware IP blocks written i… | 83 | 3607 | stable |
| MrNeRF/LichtFeld-Studio LichtFeld Studio is a native open-source desktop application for 3D Gaussian Splatting that combines training, real-time inspection, splat … | 92 | 3594 | active |
| unicode-org/icu ICU (International Components for Unicode) is the Unicode Consortium's mature C/C++ and Java library providing Unicode and globalization su… | 82 | 3586 | stable |
| Haivision/srt SRT (Secure Reliable Transport) is an open-source transport protocol and C++ library for ultra-low-latency live video and audio streaming o… | 95 | 3585 | stable |
| nmap/npcap Npcap is the Nmap Project's packet capture and injection library for Microsoft Windows, implementing the portable Pcap API via a custom NDI… | 83 | 3580 | active |
| crankyoldgit/IRremoteESP8266 An Arduino library for ESP8266 and ESP32 that enables sending and receiving infrared remote control signals using common 940nm IR LEDs and … | 76 | 3574 | stable |
| acidanthera/AppleALC AppleALC is an open-source macOS kernel extension (kext) that enables native HD audio for codecs not officially supported by Apple, without… | 71 | 3574 | active |
| mitchellh/libxev libxev is a cross-platform, high-performance event loop library written in Zig that provides a unified proactor-style API for non-blocking … | 73 | 3572 | stable |
| Tencent/rapidjson RapidJSON is a fast, header-only C++ library for parsing and generating JSON, offering both SAX and DOM style APIs. It is self-contained wi… | 25 | 15121 | maintenance |
| KhronosGroup/glslang Khronos's reference front end for GLSL and ESSL shaders, with a deprecated partial HLSL front end, that validates shader code and generates… | 94 | 3568 | stable |
| rdkit/rdkit RDKit is an open-source cheminformatics toolkit written in C++ with Python, Java, C#, and JavaScript wrappers. It provides core data struct… | 98 | 3565 | stable |
| momo5502/sogen Sogen is a C++ userspace emulator that runs Windows and Linux binaries at the CPU and syscall level without a real operating system, execut… | 67 | 3553 | active |
| OpenXRay/xray-16 OpenXRay is an improved, community-maintained version of the X-Ray Engine that powers the S.T.A.L.K.E.R. game series. It adds 64-bit suppor… | 66 | 3547 | active |
| rathena/rathena rAthena is an open-source, cross-platform MMORPG server package written in C++, continuing the eAthena project. It provides a complete serv… | 76 | 3537 | active |
| Brave Browser Brave is a free, open-source web browser built on Chromium with privacy protections enabled by default, including ad and tracker blocking, … | 77 | 3534 | active |
| p-ranav/argparse A single-header, C++17 argument parsing library for modern C++ with a Python argparse-like API. It supports positional and optional argumen… | 24 | 3532 | stable |
| helio-fm/helio-sequencer Helio is a free, open-source (GPL-3.0) music sequencer built in C++ with JUCE, available for desktop and mobile platforms. It features a mi… | 77 | 3530 | active |
| bdwgc/bdwgc The Boehm-Demers-Weiser conservative garbage collector (libgc) for C and C++, usable as a drop-in replacement for malloc/new that automatic… | 89 | 3529 | stable |
| nanocurrency/nano-node The official C++ node implementation of the Nano (XNO) digital currency, a feeless, instant, and eco-friendly payment protocol. It runs a f… | 73 | 3525 | active |
| ireader/media-server A C library suite implementing streaming media protocols and container formats, including RTSP/RTP/RTMP clients and servers, HLS/DASH segme… | 70 | 3506 | active |
| HeapsIO/heaps Heaps is a high-performance, cross-platform 2D and 3D game engine and graphics framework written in Haxe, created by the designer of the Ha… | 74 | 3499 | stable |
| aeron-io/simple-binary-encoding Simple Binary Encoding (SBE) is a high-performance binary message codec implementing the FIX SBE standard for low-latency applications, wit… | 99 | 3495 | stable |
| Anttwo/SuGaR SuGaR is the official PyTorch implementation of a CVPR 2024 method that extracts accurate, editable meshes from 3D Gaussian Splatting recon… | 27 | 3495 | active |
| open-goal/jak-project OpenGOAL is a project that decompiles the Jak & Daxter PS2 games and recompiles them into native x86-64 ports, including a from-scratch imp… | 99 | 3489 | active |
| jurplel/qView qView is a minimal, fast, cross-platform desktop image viewer built with Qt5. It prioritizes space efficiency and instant image loading whi… | 59 | 3485 | active |
| rttrorg/rttr RTTR (Run Time Type Reflection) is an open-source C++ library that adds runtime reflection, letting programs introspect and modify objects'… | 23 | 3484 | stable |
| huxingyi/dust3d Dust3D is a free, open-source, cross-platform 3D modeling application for creating low-poly 3D models quickly. It automates UV unwrapping, … | 95 | 3478 | active |
| GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator Vulkan Memory Allocator (VMA) is a single-header C/C++ library that simplifies memory allocation and resource creation in Vulkan. It manage… | 80 | 3478 | stable |
| pistacheio/pistache Pistache is a modern, elegant HTTP and REST framework written in pure C++17. It provides a multi-threaded HTTP server, an asynchronous HTTP… | 75 | 3473 | active |
| google/robotstxt Google's production robots.txt parser and matcher, released as a C++ library (C++14 compliant). It implements the Robots Exclusion Protocol… | 67 | 3471 | stable |
| fasiondog/hikyuu Hikyuu is an ultra-fast open-source quantitative trading research framework built on a C++ core with Python bindings, focused on strategy a… | 99 | 3469 | active |
| scrtwpns/mixbox Mixbox is a color mixing library that treats RGB colors as real paint pigments using Kubelka & Munk theory, producing natural mixtures like… | 23 | 3464 | stable |
| LEGO Island (decompilation) A functionally complete reverse-engineered decompilation of the 1997 game LEGO Island, reconstructing C++ source code that matches the orig… | 95 | 3461 | active |
| RainerKuemmerle/g2o g2o is an open-source C++ framework for optimizing graph-based nonlinear error functions, commonly used for nonlinear least squares problem… | 67 | 3461 | stable |
| osqzss/gps-sdr-sim A C-based software-defined GPS signal simulator that generates GPS baseband I/Q sample streams from user-defined trajectories and broadcast… | 10 | 3461 | active |
| namhyung/uftrace uftrace is a function call graph tracer for C, C++, Rust, and Python programs that records function entry/exit with timestamps, arguments, … | 79 | 3460 | active |
| ihhub/fheroes2 fheroes2 is an open-source, multiplatform recreation of the Heroes of Might and Magic II game engine, written from scratch in C++. It repro… | 92 | 3448 | active |
| actor-framework/actor-framework CAF (C++ Actor Framework) is an open-source implementation of the Actor Model in C++, providing lightweight actors, network-transparent mes… | 67 | 3432 | stable |
| epasveer/seer Seer is a graphical frontend to the GNU debugger (gdb) for Linux, built with C++ and Qt6. It provides a visual interface for gdb debugging … | 81 | 3431 | active |
| HowardHinnant/date A C++11/14/17 date and time library built on <chrono>, providing field types like year_month_day, timezone support via a complete IANA tz d… | 86 | 3430 | stable |
| adafruit/Adafruit_NeoPixel An Arduino library for controlling single-wire LED pixels and strips such as NeoPixels, WS2812, and Adafruit FLORA pixels. It supports a wi… | 82 | 3416 | stable |
| patriciogonzalezvivo/lygia LYGIA is a granular, multi-language shader library of reusable functions supporting GLSL, HLSL, Metal, WGSL, WESL, and CUDA. It is designed… | 77 | 3416 | active |
| emojicode/emojicode Emojicode is an open-source, multi-paradigm programming language whose syntax consists of emojis, featuring object-orientation, optionals, … | 23 | 3412 | active |
| p-ranav/indicators A header-only Modern C++ library for rendering terminal progress bars and spinners, including multi-progress and dynamic progress displays.… | 32 | 3410 | stable |
| snort3/snort3 Snort 3 (Snort++) is the next-generation open-source intrusion prevention system (IPS) written in C++17, supporting multi-threaded packet p… | 83 | 3409 | active |
| marcuswestin/WebViewJavascriptBridge An Objective-C library providing a message bridge between native iOS/OSX code and JavaScript running inside WKWebViews, UIWebViews, and Web… | 32 | 14314 | maintenance |
| nakst/gf gf is a graphical frontend for the GDB debugger, providing source views, breakpoints, watch expressions, call stack, disassembly, and bitma… | 71 | 3405 | active |
| mono/CppSharp CppSharp is a tool and library set that parses C/C++ headers and libraries and generates glue code to expose native APIs as managed .NET AP… | 66 | 3404 | active |
| luigifreda/pyslam pySLAM is a hybrid Python/C++ Visual SLAM pipeline supporting monocular, stereo, and RGB-D cameras with a wide range of local and global fe… | 77 | 3401 | active |
| otya128/winevdm winevdm (otvdm) is a 16-bit Windows application emulator that lets Win16 executables (Windows 1.x through 3.1) run on 64-bit Windows. It co… | 67 | 3390 | active |
| HKUST-Aerial-Robotics/Fast-Planner Fast-Planner is a C++/ROS trajectory planning framework enabling quadrotors to fly fast through complex unknown environments. It provides a… | 32 | 3387 | stable |
| tpoechtrager/osxcross OSXCross is a macOS cross-compilation toolchain that lets you build macOS binaries from Linux and *BSD hosts. It combines a host compiler, … | 75 | 3386 | active |
| oils-for-unix/oils Oils is a Unix shell project providing OSH, a bash-compatible shell that runs existing scripts, and YSH, a modern shell language for users … | 70 | 3385 | active |
| acidanthera/WhateverGreen WhateverGreen is a Lilu kernel extension (kext) plugin that applies various patches to ATI/AMD, Intel, and NVIDIA GPUs on macOS, primarily … | 69 | 3383 | active |
| AcademySoftwareFoundation/openvdb OpenVDB is an Academy Award-winning open-source C++ library providing a hierarchical data structure and tool suite for efficiently storing … | 80 | 3382 | stable |
| PlatformLab/NanoLog NanoLog is an extremely high-performance C++ logging library with a simple printf-like API that achieves over 80 million logs per second at… | 23 | 3381 | stable |
| google/honggfuzz Honggfuzz is a security-oriented, feedback-driven evolutionary fuzzer that uses software and hardware code coverage to discover bugs in bin… | 62 | 3376 | active |
| vrm-c/UniVRM UniVRM is the standard Unity implementation of the VRM 3D humanoid avatar file format, which extends glTF 2.0. It supports importing and ex… | 93 | 3364 | active |
| keshavbhatt/whatsie WhatSie is a feature-rich WhatsApp Web client for Linux and Windows desktops built with Qt WebEngine in C++. It wraps WhatsApp Web with nat… | 91 | 3363 | active |
| InfiniTimeOrg/InfiniTime InfiniTime is open-source firmware for the PineTime smartwatch, written in modern C++ on top of FreeRTOS for the nRF52 microcontroller. It … | 88 | 3362 | active |
| akheron/jansson Jansson is a C library for encoding, decoding, and manipulating JSON data. It offers a simple API, full UTF-8 Unicode support, and no depen… | 82 | 3359 | stable |
| huxingyi/autoremesher AutoRemesher is a cross-platform automatic quad remeshing tool that converts high-polygon 3D meshes into clean quad-based topology. It is b… | 99 | 3358 | active |
| libAudioFlux/audioFlux audioFlux is a C-based library with Python bindings for audio and music analysis and feature extraction. It supports dozens of time-frequen… | 53 | 3351 | active |
| hunar4321/particle-life A simple artificial life simulator that applies attraction and repulsion forces between many particles to produce complex self-organizing, … | 23 | 3347 | active |
| google/differential-privacy Google's collection of differential privacy libraries for computing ε- and (ε, δ)-differentially private statistics over datasets. It inclu… | 78 | 3346 | active |
| msgpack/msgpack-c MessagePack is an efficient binary serialization format, like JSON but smaller and faster, and this repository is its official implementati… | 99 | 3343 | stable |
| google-ai-edge/LiteRT LiteRT is Google's successor to TensorFlow Lite, an on-device runtime for high-performance ML and GenAI inference on edge platforms. It pro… | 85 | 3339 | active |
| WiringPi/WiringPi WiringPi is a fast C library for accessing GPIO pins on Raspberry Pi boards by directly manipulating hardware registers. It also ships with… | 80 | 3335 | active |
| facebook/mcrouter Mcrouter is a memcached protocol router developed by Facebook for scaling memcached deployments, handling nearly 5 billion requests per sec… | 67 | 3334 | stable |
| CollaboraOnline/online Collabora Online is an open-source, self-hosted online office suite for collaborative editing of text documents, spreadsheets, presentation… | 98 | 3327 | active |
| Vulkan Vulkan-Hpp provides official header-only C++ bindings for the Vulkan C API, generated from the Vulkan XML specification by Khronos. It adds… | 76 | 3326 | stable |
| intel/pcm Intel Performance Counter Monitor (PCM) is an API and a set of tools for monitoring performance and energy metrics of Intel Core, Xeon, Ato… | 80 | 3318 | active |
| RKNN-Toolkit2 RKNN-Toolkit2 is Rockchip's SDK for converting trained neural network models into RKNN format and deploying them on Rockchip NPU chips like… | 36 | 3313 | active |
| Celtoys/Remotery Remotery is a realtime CPU/GPU profiler implemented in a single C file, with a remote web-browser viewer for inspecting sampled traces. It … | 23 | 3313 | stable |
| randombit/botan Botan is a C++ cryptography library offering TLS 1.2/1.3, X.509 PKI, modern AEAD ciphers, post-quantum algorithms, and hardware token suppo… | 77 | 3307 | stable |
| apache/avro Apache Avro is a data serialization system providing rich data structures, a compact binary format, container files, and RPC support, with … | 88 | 3301 | stable |
| stellar/stellar-core Stellar Core is the reference C++20 implementation of the peer-to-peer agent that runs the Stellar blockchain network. It maintains a repli… | 98 | 3300 | active |
| GStreamer/gstreamer GStreamer is an open-source multimedia framework for building pipelines that handle audio and video streaming, playback, recording, and pro… | 77 | 3298 | stable |
| std-microblock/breeze-shell Breeze Shell is an alternative, Fluent-style context menu for Windows 10 and 11, built in C++ with a lightweight custom UI library. It is e… | 79 | 3295 | active |
| jupyter-xeus/xeus-cling xeus-cling is a Jupyter kernel for the C++ programming language, built on the Cling C++ interpreter and the native xeus implementation of t… | 54 | 3294 | active |
| xiph/opus libopus is the reference implementation of the Opus audio codec, an IETF-standardized (RFC 6716) royalty-free codec for interactive speech … | 79 | 3293 | stable |