platform: cpp
3534 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| hku-mars/Point-LIO Point-LIO is a robust high-bandwidth LiDAR-inertial odometry framework that estimates ego-motion and builds maps by fusing LiDAR point clou… | 71 | 1318 | active |
| Chlumsky/msdf-atlas-gen A C++ utility and library that generates multi-channel signed distance field (MSDF) font atlases from TTF/OTF fonts, packing glyphs into co… | 71 | 1317 | active |
| bbuchfink/diamond DIAMOND is a BLAST-compatible local sequence aligner for protein and translated DNA searches, designed for high-performance analysis of lar… | 97 | 1316 | active |
| lean-dojo/LeanCopilot Lean Copilot integrates large language models natively into the Lean 4 theorem prover for proof automation. It provides tactic suggestion, … | 90 | 1316 | active |
| eliaskosunen/scnlib scnlib is a modern C++ library for text parsing, serving as a type-safe and faster replacement for scanf and std::istream. It is the invers… | 78 | 1316 | stable |
| alibaba/rtp-llm RTP-LLM is Alibaba's high-performance LLM inference engine written in C++/CUDA, optimized with kernels like PagedAttention and FlashAttenti… | 66 | 1316 | active |
| proyecto26/RestClient A Promise-based REST and HTTP client library for Unity built on top of UnityWebRequest. It lets game developers make async HTTP requests wi… | 79 | 1315 | stable |
| OpenStarbound/OpenStarbound OpenStarbound is an enhanced fork of the Starbound game source code that fixes bugs, adds features, and improves performance. It requires o… | 75 | 1314 | active |
| Qucs/qucs Qucs (Quite Universal Circuit Simulator) is a GPL-licensed graphical circuit simulator with a Qt-based schematic capture GUI for simulating… | 66 | 1312 | active |
| horizon-eda/horizon Horizon EDA is a free, open-source Electronic Design Automation package for printed circuit board design. It provides an integrated end-to-… | 75 | 1310 | active |
| yedf2/handy Handy is a simple, easy-to-use C++11 network server library supporting high-concurrency TCP/UDP servers with epoll on Linux and kqueue on m… | 23 | 4644 | maintenance |
| seetaface/SeetaFaceEngine SeetaFace Engine is an open-source C++ face recognition engine comprising face detection, face alignment, and face identification modules. … | 32 | 4636 | maintenance |
| sebyddd/SDVersion A lightweight Objective-C Cocoa library for detecting the running device's model, screen size, and OS version across iOS, iPadOS, watchOS, … | 57 | 1306 | active |
| TTimo/doom3.gpl The official GPL-3.0 source code release of id Software's Doom 3 game engine, provided without game data assets. It can be compiled on Wind… | 32 | 4631 | maintenance |
| CE-Programming/CEmu CEmu is a third-party emulator for the eZ80-based TI-84 Plus CE and TI-83 Premium CE graphing calculators, built with a C core and a Qt/C++… | 67 | 1305 | active |
| alibaba/AliOS-Things AliOS Things is Alibaba's open-source, highly scalable IoT operating system built around the Rhino RTOS kernel, supporting ARM, C-Sky, MIPS… | 23 | 4626 | maintenance |
| clice-io/clice clice is a next-generation C++ language server built from scratch on LLVM/Clang, designed for high performance and deep code intelligence. … | 76 | 1304 | active |
| Vector35/binaryninja-api The public API, examples, and documentation for Binary Ninja, a commercial reverse engineering platform. It provides C++, Python, and Rust … | 95 | 1303 | active |
| endee-io/endee Endee is a high-performance C++ vector database designed to handle up to 1B vectors on a single node, supporting dense, sparse (BM25), and … | 76 | 1303 | active |
| google/longfellow-zk A C++ library from Google implementing zero-knowledge proof protocols for identity verification, supporting standards like ISO MDOC, JWT, a… | 75 | 1303 | active |
| p12tic/libsimdpp A portable, header-only, zero-overhead C++ SIMD library providing a single interface over SIMD instruction sets across x86, ARM, PowerPC, a… | 23 | 1303 | stable |
| Stiffstream/restinio RESTinio is a C++17 header-only library providing an embedded asynchronous HTTP(S)/WebSocket server built on standalone ASIO. It offers Exp… | 76 | 1302 | stable |
| Bitcoin-ABC/bitcoin-abc Bitcoin ABC is the reference full-node software implementation for the eCash (XEC) cryptocurrency, forked from Bitcoin Core. It enables pee… | 100 | 1301 | active |
| wpilibsuite/allwpilib WPILib is the official software library suite for programming robots in the FIRST Robotics Competition (FRC) and FIRST Tech Challenge (FTC)… | 84 | 1301 | stable |
| inko-lang/inko Inko is a statically typed programming language for building concurrent software, compiled to machine code via LLVM. It offers deterministi… | 77 | 1301 | active |
| LemonOSProject/LemonOS LemonOS is a hobbyist UNIX-like 64-bit operating system for x86_64 written in C++, featuring its own modular kernel with SMP and networking… | 23 | 1299 | active |
| mapsme/omim MAPS.ME is an open-source cross-platform offline maps application built on OpenStreetMap data, with the core engine written in C++ and apps… | 23 | 4600 | maintenance |
| FLARE Flare is a free, open-source 2D action RPG in the style of Diablo, built on the GPL3 FLARE engine written in C++ with SDL2. It ships with t… | 77 | 1297 | active |
| john-chapman/im3d Im3d is a small, self-contained C++ library for immediate mode rendering of 3d primitives (points, lines, triangles) plus an immediate mode… | 51 | 1296 | stable |
| wiredopposite/OGX-Mini OGX-Mini is C++ firmware for RP2040/RP2350 microcontrollers that emulates USB gamepads for multiple consoles, including the original Xbox, … | 50 | 1296 | active |
| zhuzichu520/FluentUI A Fluent Design component library for Qt QML (Qt Quick), providing Microsoft Fluent-style UI controls for cross-platform desktop applicatio… | 55 | 4587 | maintenance |
| cnr-isti-vclab/vcglib VCGlib is a templated, header-only C++ library with no external dependencies for manipulating, processing, cleaning, and simplifying triang… | 67 | 1295 | stable |
| n0xa/m5stick-nemo NEMO is a firmware for M5Stack ESP32 devices (M5StickC, Cardputer) that implements high-tech pranks and digital self-defense tools such as … | 89 | 1294 | active |
| ToruNiina/toml11 toml11 is a feature-rich, header-only TOML parsing and serialization library for C++11/14/17/20. It fully complies with the TOML v1.0.0 spe… | 55 | 1294 | stable |
| n64decomp/mk64 A complete C decompilation of Mario Kart 64 that rebuilds byte-matching ROMs for USA and European revisions from extracted game assets. It … | 76 | 1292 | active |
| hku-mars/livox_camera_calib A C++/ROS tool from HKU MARS for automatic extrinsic calibration between high-resolution LiDAR (e.g., Livox) and cameras in targetless envi… | 32 | 1289 | stable |
| azagaya/laigter Laigter is an open-source desktop tool that automatically generates normal, specular, parallax, and occlusion maps from 2D textures, design… | 90 | 1288 | active |
| ZJU-FAST-Lab/GCOPTER GCOPTER is a general-purpose trajectory optimizer for multicopters built on the sparse MINCO trajectory representation. It supports user-de… | 32 | 1288 | active |
| MaximeHerpin/modular_tree Mtree is a C++ library for procedurally generating 3D tree models through composable tree functions and meshing. It is distributed primaril… | 23 | 1287 | active |
| DBraun/DawDreamer DawDreamer is a Python framework that provides digital audio workstation features, letting users compose graphs of audio processors includi… | 86 | 1286 | active |
| loco-3d/crocoddyl Crocoddyl is an open-source optimal control library for robot control under contact sequences, computing optimal trajectories and feedback … | 89 | 1285 | active |
| sensorium/Mozzi Mozzi is an open-source sound synthesis library for Arduino and compatible microcontrollers, providing oscillators, envelopes, filters, del… | 78 | 1285 | active |
| SafeBreach-Labs/PoolParty PoolParty is a C++ command-line tool implementing eight novel, fully-undetectable process injection techniques that abuse Windows Thread Po… | 20 | 1284 | active |
| kosua20/MIDIVisualizer A small C++/OpenGL desktop application that renders MIDI files as animated visualizations. It supports live MIDI device input, configurable… | 56 | 1281 | active |
| google/nsync nsync is a portable C library exporting synchronization primitives such as mutexes, reader-writer locks, condition variables, run-once init… | 54 | 1280 | active |
| rigtorp/SPSCQueue A header-only C++11 library providing a bounded single-producer single-consumer wait-free and lock-free queue. It is optimized for high-per… | 23 | 1280 | stable |
| rswinkle/PortableGL PortableGL is a software implementation of OpenGL 3.x core written in clean C99 as a single-header library in the style of the stb librarie… | 80 | 1279 | active |
| floooh/chips A toolbox of 8-bit chip and complete system emulators written as dependency-free C99 header files. Chip emulators communicate via a pin bit… | 76 | 1278 | active |
| city-super/Scaffold-GS Scaffold-GS is a research implementation of a structured 3D Gaussian splatting method that uses anchor points on a sparse voxel grid to dis… | 27 | 1278 | active |
| swiftlang/swift-llbuild llbuild is a low-level, library-based build system designed as a reusable and scalable build engine capable of handling dependency graphs w… | 93 | 1277 | active |
| nvidia-isaac/nvblox nvblox is a GPU-accelerated C++/Python library for real-time 3D reconstruction using TSDF and ESDF volumetric mapping, designed for robots … | 85 | 1276 | active |
| charles-lunarg/vk-bootstrap vk-bootstrap is a C++ utility library that jump-starts Vulkan initialization by simplifying instance creation, physical device selection, d… | 77 | 1276 | active |
| nyanmisaka/ffmpeg-rockchip A fork of FFmpeg adding full hardware transcoding pipelines for Rockchip SoCs via MPP decoders/encoders and RGA 2D accelerator filters, wit… | 70 | 1275 | active |
| jspahrsummers/libextobjc libextobjc is a modular Cocoa library that extends the Objective-C language with additional patterns and compile-time checks, such as safe … | 10 | 4499 | maintenance |
| NagyD/SDLPoP SDLPoP is an open-source port of the classic DOS game Prince of Persia, built from a disassembly of the original executable and reimplement… | 58 | 1273 | active |
| EttusResearch/uhd UHD is the official open-source driver and API for Ettus Research USRP software-defined radio hardware. It includes user-space driver code,… | 81 | 1271 | stable |
| mjbots/moteus moteus is an open-source brushless DC servo motor controller project containing firmware, PCB hardware designs, and client-side libraries f… | 98 | 1270 | active |
| TheRock TheRock is AMD's open-source build and release system for the ROCm software stack, replacing the legacy monolithic ROCm release process wit… | 89 | 1270 | active |
| boost-ext/di A single-header C++14 dependency injection library with no external dependencies, part of the Boost.Ext ecosystem. It provides an injector-… | 68 | 1270 | stable |
| stotko/stdgpu stdgpu is a lightweight C++17 library providing STL-like generic data structures (vector, unordered_map, unordered_set, deque, queue, stack… | 64 | 1270 | active |
| AravisProject/aravis Aravis is a C library based on GLib/GObject for video acquisition from Genicam-compliant industrial cameras, implementing GigE Vision and U… | 81 | 1268 | active |
| vgmtrans/vgmtrans VGMTrans is a cross-platform desktop application for detecting, inspecting, and converting proprietary sequenced video game music into stan… | 77 | 1268 | active |
| BachiLi/diffvg diffvg is a differentiable rasterizer for 2D vector graphics that bridges the raster and vector domains via backpropagation. It computes pi… | 42 | 1268 | active |
| ToniRV/NeRF-SLAM NeRF-SLAM is a real-time dense monocular SLAM system that combines neural radiance fields (Instant-NGP) with probabilistic volumetric fusio… | 32 | 1266 | active |
| Expensify/Bedrock Bedrock is a distributed database server built by Expensify on top of SQLite, providing WAN replication, active/active automatic failover, … | 96 | 1264 | active |
| mapbox/mapbox-gl-native A C++ core library that renders interactive, customizable vector maps in native Android, iOS, macOS, Node.js, and Qt applications using Ope… | 10 | 4453 | maintenance |
| spimort/TerraBrush TerraBrush is a GDExtension terrain heightmap editor plugin for Godot 4.5+. It provides brush-based sculpting, texture and color painting, … | 90 | 1262 | active |
| ethz-asl/rovio ROVIO (Robust Visual Inertial Odometry) is a C++ framework from ETH Zurich that estimates camera and IMU trajectory using an iterated exten… | 61 | 1262 | active |
| fraillt/bitsery Bitsery is a header-only C++ binary serialization library designed for real-time networking, especially in games. It produces compact, meta… | 53 | 1262 | stable |
| verilog-to-routing/vtr-verilog-to-routing Verilog to Routing (VTR) is an open-source CAD toolchain for FPGA research that takes a Verilog circuit description plus a target FPGA arch… | 68 | 1261 | active |
| corsix/amx A C library and documentation of Apple's undocumented AMX (Apple Matrix eXtension) instructions found on M1-M4 Apple Silicon chips, enablin… | 32 | 1261 | active |
| VoidStar2077/workspace A lightweight, header-only C++11 asynchronous task execution framework providing dynamic and static thread pools. It supports general async… | 45 | 1259 | active |
| PaulStoffregen/Audio A 16-bit, 44.1 kHz streaming audio library for Teensy 3.x and 4.x microcontrollers, providing objects for playback, recording, synthesis, e… | 59 | 1258 | stable |
| open-watcom/open-watcom-v2 Open Watcom V2 is the continued development of the classic Watcom C/C++ and Fortran compiler toolchain, including compilers, linker, debugg… | 86 | 1257 | active |
| mchughalex/skate3recomp An unofficial native recompilation of the Xbox 360 version of Skate 3 that runs on Windows, Linux, and macOS. Since v2.0.0 it uses a native… | 76 | 1257 | active |
| dsp56300/gearmulator Gearmulator is a low-level emulator of classic late-90s/2000s virtual analog synthesizers (Access Virus, Waldorf, Clavia Nord Lead, Roland … | 97 | 1256 | active |
| foonathan/lexy lexy is a parser combinator library for C++17 and onwards that lets you define grammars directly in C++ as a DSL. It generates hand-written… | 44 | 1254 | active |
| brenocq/implot3d ImPlot3D is a Dear ImGui extension providing high-performance, GPU-accelerated 3D plotting with an API familiar to ImPlot users. It support… | 71 | 1253 | active |
| aras-p/ClangBuildAnalyzer A command-line tool that aggregates Clang -ftime-trace JSON reports across a whole C/C++ build and summarizes what took the most compile ti… | 28 | 1253 | stable |
| jdah/minecraft-weekend A small Minecraft-like voxel game written in C, originally built in 48 hours and since extended. It features an infinite procedurally gener… | 32 | 4412 | maintenance |
| Neroued/ninfer NInfer is a from-scratch C++/CUDA inference engine optimized for maximum single-GPU performance on a narrow, explicitly registered set of Q… | 58 | 1252 | active |
| dibyendumajumdar/ravi Ravi is a dialect of Lua 5.3 with limited optional static typing, a MIR-based JIT compiler, and AOT compilation to native code. It enhances… | 26 | 1252 | active |
| sofa-framework/sofa SOFA is an open-source C++ framework for interactive, real-time multi-physics simulation based on the Finite Element Method, with an emphas… | 86 | 1251 | active |
| smilehao/xlua-framework A complete pure-Lua client framework for Unity games built on xLua, integrating proto-gen-lua and various Lua libraries and utility classes… | 65 | 1251 | active |
| samhocevar/portable-file-dialogs A single-header C++11 library for showing portable native GUI dialogs (file open/save, folder selection, message boxes, notifications) on W… | 28 | 1251 | stable |
| scallyw4g/bonsai Bonsai is a from-scratch C/C++ voxel game engine focused on massive procedurally generated worlds with GPU-based terrain generation. It inc… | 85 | 1250 | active |
| facebook/mariana-trench Mariana Trench is a security-focused static analysis platform for Android and Java applications, built by Meta on the SPARTA and Redex infr… | 77 | 1250 | active |
| emeryberger/Hoard Hoard is a fast, scalable, and memory-efficient drop-in replacement for malloc that works on Linux, Mac OS X, and Windows. It dramatically … | 73 | 1249 | stable |
| obfuscator-llvm/obfuscator Obfuscator-LLVM is a fork of the LLVM compiler infrastructure that adds code obfuscation passes for software protection. It transforms comp… | 32 | 4389 | maintenance |
| libpd/libpd libpd embeds Miller Puckette's Pure Data real-time audio synthesis engine as a portable C library for use in applications. It provides lang… | 72 | 1244 | stable |
| OpenSpace/OpenSpace OpenSpace is an open-source interactive astrovisualization application that renders the entire known universe, from planetary surfaces to g… | 92 | 1243 | active |
| colobot/colobot Colobot: Gold Edition is an open-source real-time strategy game where players program their units in CBOT, a language similar to C++ and Ja… | 66 | 1243 | active |
| wmcbrine/PDCurses PDCurses is a public domain curses library implementing most X/Open and System V R4 curses functions for platforms that don't fit the termc… | 50 | 1243 | stable |
| dmlc/dlpack DLPack is a minimal, stable open in-memory tensor structure defined as a single C ABI header, enabling zero-copy tensor exchange between de… | 66 | 1242 | stable |
| jcjohnson/fast-neural-style A Torch (Lua) implementation of feedforward neural style transfer from the ECCV 2016 paper 'Perceptual Losses for Real-Time Style Transfer … | 32 | 4359 | maintenance |
| intel/media-driver Intel's VA-API user mode driver providing hardware-accelerated video decoding, encoding, and post-processing for Intel GEN graphics. It is … | 90 | 1240 | active |
| baidu/BaikalDB BaikalDB is a distributed HTAP (hybrid transactional/analytical processing) database developed by Baidu, written in C++ and using Raft for … | 82 | 1238 | active |
| stella-cv/stella_vslam stella_vslam is a community-maintained fork of OpenVSLAM implementing a monocular, stereo, and RGBD visual SLAM system in C++. It supports … | 77 | 1238 | active |
| ValveSoftware/halflife Valve's official Half-Life 1 SDK containing engine-based game source code and development tools for the GoldSrc engine. It also serves as t… | 32 | 4350 | maintenance |
| ibireme/YYModel YYModel is a high-performance JSON-to-model conversion framework for iOS and macOS written in Objective-C. It converts between JSON/diction… | 23 | 4349 | maintenance |