platform: c
942 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| pellepl/spiffs SPIFFS is a wear-leveled file system for SPI NOR flash devices on embedded targets, written in C. It is designed for small microcontroller … | 64 | 1621 | maintenance |
| systemd/casync casync is a content-addressable data synchronization tool that combines the rsync algorithm with content-addressable storage. It splits dat… | 42 | 1608 | maintenance |
| mattconte/tlsf TLSF (Two-Level Segregated Fit) is a real-time memory allocator implementation in C offering O(1) malloc, free, realloc, and memalign with … | 32 | 1603 | maintenance |
| ARM-software/CMSIS_5 CMSIS (Cortex Microcontroller Software Interface Standard) Version 5 is ARM's standardized vendor-independent abstraction layer for ARM Cor… | 10 | 1603 | maintenance |
| joan2937/pigpio pigpio is a C library for the Raspberry Pi that provides fine-grained control of GPIO pins, including PWM, servo pulses, callbacks, and sof… | 23 | 1595 | maintenance |
| tmikolov/word2vec The original C implementation of word2vec, which trains word embeddings using the Continuous Bag-of-Words (CBOW) and Skip-gram neural netwo… | 32 | 1592 | maintenance |
| SuperHouse/esp-open-rtos An open source FreeRTOS-based software framework for the ESP8266 WiFi microcontroller, developed by the community as an alternative to Espr… | 23 | 1581 | maintenance |
| rui314/minilisp MiniLisp is a small, readable Lisp interpreter written in under 1000 lines of heavily commented C. It supports integers, symbols, cons cell… | 32 | 1562 | maintenance |
| danielamitay/DAKeyboardControl DAKeyboardControl is an Objective-C iOS library that adds keyboard awareness and iMessages-style pan-to-dismiss behavior to any UIView, UIS… | 32 | 1552 | maintenance |
| hyperic/sigar SIGAR (System Information Gatherer And Reporter) is a cross-platform C library for collecting system information such as CPU, memory, disk,… | 32 | 1548 | maintenance |
| ands/lightmapper A single-file C/C++ library for baking lightmaps using an existing OpenGL renderer. It supports ambient occlusion and multi-bounce global i… | 32 | 1540 | maintenance |
| eclipse-paho/paho.mqtt.embedded-c The Eclipse Paho MQTT C/C++ client library for embedded platforms, offering low-level MQTT packet serialization plus higher-level C and C++… | 63 | 1539 | maintenance |
| projectNe10/Ne10 Ne10 is an open-source C library of common math, signal processing, image processing, and physics functions heavily optimized for ARM CPUs … | 23 | 1539 | maintenance |
| Battelle/movfuscator The M/o/Vfuscator is a C compiler that compiles programs into x86 'mov' instructions only, performing all arithmetic, control flow, and fun… | 32 | 1530 | maintenance |
| LuaDist/lua A distribution of the Lua 5.1 programming language interpreter and library built with CMake instead of the standard Makefiles. It provides … | 10 | 1491 | maintenance |
| callumboddy/CBZSplashView CBZSplashView is an Objective-C iOS library that recreates the Twitter-style animated splash screen, where an icon grows to reveal the app'… | 32 | 1478 | maintenance |
| zsaleeba/picoc picoc is a very small C interpreter that can execute C code without compilation, suitable for embedding as a scripting engine. The GitHub r… | 32 | 1474 | maintenance |
| forthespada/MyPoorWebServer A runnable HTTP web server implemented in C/C++ based on the books 'TCP/IP Network Programming' and 'Linux High-Performance Server Programm… | 32 | 1473 | maintenance |
| NightDive-Studio/shockmac The officially GPL-released source code of the PowerMac (Mac OS 9) port of the 1994 game System Shock, published by Night Dive Studios. It … | 32 | 1467 | maintenance |
| rxi/dyad Dyad.c is a lightweight, portable asynchronous networking library for C, distributed as just two source files. It supports building small T… | 10 | 1457 | maintenance |
| anael-seghezzi/CToy CToy is an interactive C(99) live coding environment built on the TCC compiler that recompiles and restarts your program on every file save… | 67 | 1445 | maintenance |
| kmackay/micro-ecc A small, fast C library implementing ECDH key exchange and ECDSA signatures for 8-bit, 32-bit, and 64-bit processors, with optional inline … | 23 | 1432 | maintenance |
| tylertreat/chan A pure C library that implements Go-style channels (buffered and unbuffered) on top of pthreads, providing CSP-style communication and sync… | 23 | 1427 | maintenance |
| pangweiwei/slua slua is a fast Lua binding library for Unity3D and mono that uses static code generation instead of reflection to export C#/.NET interfaces… | 23 | 1419 | maintenance |
| signalapp/libsignal-protocol-c A C implementation of the Signal Protocol, a ratcheting forward-secrecy encryption protocol for synchronous and asynchronous messaging. It … | 10 | 1417 | maintenance |
| diracdeltas/FastestWebsiteEver A novelty website that fits entirely within a single TCP packet, served by a bespoke webserver written in C. It uses aggressive tricks like… | 32 | 1409 | maintenance |
| m5stack/M5Stack The official Arduino library for M5Stack Core (Basic/Gray) ESP32 development kits, providing access to the LCD, buttons, speaker, power man… | 49 | 1402 | maintenance |
| ele7enxxh/Android-Inline-Hook A C library for inline hooking of native functions on 32-bit Android, supporting ARM, Thumb16, and Thumb32 instruction sets. It lets you re… | 32 | 1401 | maintenance |
| achimdoebler/UGUI µGUI is a lightweight, platform-independent open source graphics library for embedded systems written in C. It supports any color, grayscal… | 32 | 1388 | maintenance |
| Crypto-toolbox/HFT-Orderbook A limit order book implementation for high-frequency trading, based on WK Selph's design, written in C with a Python3 interface. It support… | 32 | 1383 | maintenance |
| glouw/ctl CTL is a header-only, template-like container library for ISO C99/C11 that reimplements C++ STL containers such as vector, list, deque, set… | 23 | 1382 | maintenance |
| jacksondunstan/UnityNativeScripting A library that lets Unity developers write game scripts in native C++ (or C/assembly) instead of C#, communicating via P/Invoke bindings. I… | 32 | 1375 | maintenance |
| tsherif/space-shooter.c A cross-platform, top-down 2D space shooter written in standard C11 using only platform libraries (Win32/Xlib/Emscripten, OpenGL, XAudio2/A… | 32 | 1375 | maintenance |
| microsoft/FFmpegInterop A Microsoft open-source library and code sample that integrates FFmpeg into Windows 10/8.1/Phone 8.1 applications via a MediaStreamSource f… | 75 | 1366 | maintenance |
| 12207480/TYPagerController An iOS library providing horizontal paging scroll views and view controllers with customizable tab bars, written in Objective-C with Swift … | 32 | 1365 | maintenance |
| NeutroniumCore/Neutronium Neutronium is a .NET library for building desktop applications with HTML, CSS, and JavaScript UIs using the MVVM pattern, powered by Chromi… | 23 | 1351 | maintenance |
| gdabah/distorm diStorm3 is a lightweight, fast disassembler library for x86/AMD64 machine code, licensed under BSD. It acts as a decomposer, returning bin… | 23 | 1345 | maintenance |
| couchbase/forestdb ForestDB is an embedded key-value storage engine written in C/C++ by Couchbase, using a Hierarchical B+-Tree based Trie (HB+-Trie) as its m… | 56 | 1333 | maintenance |
| tfhe/tfhe TFHE is a C++ library implementing fast fully homomorphic encryption over the torus, based on the CGGI16 scheme with gate-by-gate bootstrap… | 42 | 1326 | maintenance |
| microsoft/Windows-Driver-Frameworks Windows Driver Frameworks (WDF) is Microsoft's open-source framework of libraries for writing high-quality Windows device drivers, includin… | 23 | 1321 | maintenance |
| mntmn/interim Interim OS is a minimalist experimental operating system with a language-based kernel inspired by Lisp machines and Plan 9. It boots to a J… | 32 | 1315 | maintenance |
| tass-belgium/picotcp picoTCP is a small-footprint, modular TCP/IP stack written in C for embedded systems and IoT devices. It is portable to many microcontrolle… | 23 | 1311 | maintenance |
| obdev/v-usb V-USB is a firmware-only USB driver for Atmel AVR microcontrollers, implementing low-speed USB in software without dedicated USB hardware. … | 77 | 1310 | maintenance |
| emmericp/ixy ixy is a userspace packet processing framework and network driver for Intel 10 Gbit/s NICs (82599/ixgbe family) and virtio, written from sc… | 32 | 1310 | maintenance |
| lpereira/lwan Lwan is a high-performance, scalable HTTP server written in C that can serve both static and dynamic content, and can also be embedded as a… | 67 | 6034 | experimental |
| peng-zhihui/Ctrl-FOC-Lite A port of the SimpleFOC field-oriented-control firmware to STM32 HAL with FreeRTOS support, plus a validated evaluation board design (STM32… | 32 | 1296 | maintenance |
| wbenny/injdrv A proof-of-concept Windows kernel driver that injects DLLs into user-mode processes using Asynchronous Procedure Calls (APC). It hooks into… | 32 | 1296 | maintenance |
| BonzaiThePenguin/WikiSort WikiSort is a public domain implementation of block merge sort, a stable sorting algorithm that runs in O(1) memory while remaining as fast… | 32 | 1290 | maintenance |
| scottcgi/Mojoc Mojoc is an open-source, cross-platform, pure C (C99) game engine based on OpenGLES3, targeting mobile games on Android and iOS. It uses a … | 23 | 1286 | maintenance |
| antirez/rax Rax is a fully featured radix tree (trie) implementation written in portable ANSI C99, originally created for Redis. It emphasizes a balanc… | 32 | 1267 | 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 |
| libunwind/libunwind libunwind is a portable C library providing an API to determine and manipulate the call chain (stack frames) of program threads, supporting… | 72 | 1250 | maintenance |
| armon/bloomd Bloomd is a high-performance C network daemon that exposes bloom filters and operations over them to clients via a simple, memcached-like A… | 32 | 1248 | maintenance |
| session-replay-tools/cetus Cetus is a high-performance MySQL proxy middleware written in C that provides transparent routing between applications and backend MySQL se… | 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, … | 61 | 1240 | 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 | 1223 | maintenance |
| deadpixi/mtm mtm (Micro Terminal Multiplexer) is a tiny terminal multiplexer written in about 1000 lines of C that splits a terminal into multiple virtu… | 23 | 1222 | maintenance |
| antirez/smaz Smaz is a small C compression library specialized for compressing very short strings, where general-purpose compressors like zlib fail. It … | 32 | 1221 | 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… | 86 | 1204 | maintenance |
| tuanpmt/esp_mqtt A fully functional MQTT client library written in C for the ESP8266 microcontroller, ported from a Contiki MQTT client. It supports subscri… | 23 | 1171 | maintenance |
| willemt/raft A BSD-licensed C implementation of the Raft consensus protocol, distributed as a single amalgamated header file with no dependencies. Netwo… | 23 | 1170 | maintenance |
| maximkulkin/esp-homekit A C library implementing an Apple HomeKit accessory server for ESP8266 microcontrollers, built for esp-open-rtos with ESP-IDF 4.x/5.x suppo… | 32 | 1165 | maintenance |
| rustyrussell/ccan The C Code Archive Network (CCAN) is a collection of reusable C modules, analogous to CPAN for Perl, distributed as self-contained director… | 76 | 1163 | 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 |
| aircrack-ng/rtl8188eus An out-of-tree Linux/Android kernel driver for Realtek RTL8188eus/eu/etv WiFi chipsets, maintained under the Aircrack-ng organization. It a… | 34 | 1157 | maintenance |
| yaml/libyaml LibYAML is a C library implementing a YAML 1.1 parser and emitter. It exposes event-based parsing and emitting APIs, with object constructi… | 81 | 1154 | 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… | 56 | 1146 | maintenance |
| abcminiuser/lufa LUFA is a lightweight USB framework for AVR microcontrollers, providing drivers and abstractions atop the hardware USB controller. It enabl… | 64 | 1130 | maintenance |
| gianlucaborello/libprocesshider A small shared library that hides a specified process from tools like ps and lsof on Linux by hooking libc functions via the ld.so preloade… | 32 | 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 … | 39 | 1123 | maintenance |
| haywire/haywire Haywire is an asynchronous HTTP server framework written in C, built on the libuv event loop that powers node.js. It aims for a minimal fea… | 32 | 1123 | maintenance |
| piscisaureus/wepoll wepoll is a small C library that implements the Linux epoll API on Windows, enabling scalable socket event notification. It is distributed … | 32 | 1111 | maintenance |
| mohuihui/antispy AntiSpy is a free Windows anti-rootkit and antivirus toolkit that detects, analyzes, and restores kernel modifications and hooks with the h… | 23 | 1109 | maintenance |
| uclouvain/openjpeg OpenJPEG is an open-source JPEG 2000 codec written in C, officially recognized by ISO/IEC and ITU-T as the JPEG 2000 reference software. It… | 67 | 1108 | maintenance |
| graphql/libgraphqlparser libgraphqlparser is a C++11 parser for the GraphQL query language, exposing both C++ and pure C APIs. It uses flex and bison to generate th… | 10 | 1107 | maintenance |
| primaryobjects/AI-Programmer AI-Programmer is a C# experiment that uses genetic algorithms to automatically generate programs in a Turing-complete esoteric language (Br… | 47 | 1103 | maintenance |
| orangeduck/tgc tgc is a tiny (~500 line) conservative, thread-local mark-and-sweep garbage collector for C, provided as a single header. It automatically … | 32 | 1100 | maintenance |
| SimHacker/micropolis The open-source GPL release of Micropolis, based on the original SimCity Classic city-building simulation game by Will Wright and Maxis. Th… | 62 | 1095 | maintenance |
| gmamaladze/globalmousekeyhook A C# .NET library (NuGet package MouseKeyHook) that taps global keyboard and mouse activity on Windows via Win32 hooks, raising standard .N… | 23 | 1092 | maintenance |
| traildb/traildb TrailDB is a C library and tdb command-line tool for storing and querying series of discrete events (trails) in highly compressed, immutabl… | 32 | 1090 | maintenance |
| cwalter-at/freemodbus FreeModbus is a BSD-licensed Modbus ASCII/RTU and Modbus TCP slave (server) implementation for embedded systems, implementing the Modbus Ap… | 63 | 1088 | maintenance |
| google/cmockery Cmockery is a lightweight C library for writing unit tests, compiled into standalone test executables linked with the code under test. It e… | 10 | 1086 | maintenance |
| AlkaMotors/AM32-MultiRotor-ESC-firmware AM32 is open-source firmware for STM32-based electronic speed controllers (ESCs) that drive brushless motors in multirotors and other RC ve… | 23 | 1074 | maintenance |
| Misaka-Mikoto-Tech/MonoHook MonoHook is a C# library for Unity that hooks C# methods at runtime by patching JIT/AOT-compiled native code in memory, without modifying D… | 32 | 1058 | maintenance |
| Blosc/c-blosc C-Blosc is a high-performance, lossless compression library for binary data that uses blocking, shuffling, SIMD, and multi-threading to com… | 48 | 1057 | maintenance |
| RedisLabs/redis-cluster-proxy A multithreaded proxy for Redis Cluster that abstracts the cluster away so clients can talk to it as if it were a single Redis instance. It… | 32 | 1057 | maintenance |
| akospasztor/stm32-bootloader A customizable bootloader library for STM32 microcontrollers with example projects demonstrating firmware updates from an SD card with a FA… | 23 | 1054 | maintenance |
| btbd/access A Windows kernel driver plus DLL wrapper that lets a usermode process perform privileged operations on protected processes without creating… | 32 | 1053 | maintenance |
| torvalds/test-tlb A small C benchmark tool by Linus Torvalds that measures memory access latency and TLB behavior across working-set sizes from a few kilobyt… | 32 | 1050 | maintenance |
| imoreapps/ffmpeg-avplayer-for-ios-tvos A small Objective-C/C media player framework for iOS and Apple TV OS built on FFmpeg, supporting most audio/video formats and network strea… | 32 | 1044 | maintenance |
| tinycthread/tinycthread TinyCThread is a minimalist, portable C library implementing a subset of the C11 threads API (threads, mutexes, condition variables, once s… | 32 | 1043 | maintenance |
| matz/streem Streem is a prototype of a stream-based concurrent scripting language created by Yukihiro Matsumoto, influenced by the shell pipeline model… | 32 | 4598 | experimental |
| haileys/jsos JSOS is a hobby operating system whose kernel, C library, compiler, and JavaScript virtual machine are written largely in JavaScript, with … | 32 | 1038 | maintenance |
| client9/libinjection A C library that tokenizes and analyzes input strings to detect SQL injection (SQLi) attacks using fingerprint matching. It has bindings fo… | 32 | 1032 | maintenance |
| sheepdog/sheepdog Sheepdog is a distributed storage system written in C that provides highly available block-level storage volumes for QEMU/KVM virtual machi… | 32 | 1022 | maintenance |
| ndless-nspire/Ndless Ndless is an extension for TI-Nspire graphing calculators that combines an executable loader and an SDK, enabling third-party native C, C++… | 83 | 1015 | maintenance |
| torvalds/AudioNoise A collection of toy digital audio effect implementations (IIR filters, delay loops) written in C, created as a learning project alongside L… | 52 | 4473 | experimental |
| felix-pb/kfd kfd is a C library that provides kernel memory read/write on Apple devices by exploiting physical use-after-free (PUAF) vulnerabilities to … | 28 | 1012 | maintenance |
| tsoding/olive.c Olive.c is a dependency-free, stb-style single-header 2D graphics library for C that renders pixel by pixel into a memory buffer. It provid… | 52 | 2444 | experimental |
| dotnet/Comet Comet is a C# UI toolkit for building cross-platform user interfaces using the Model-View-Update (MVU) architectural pattern, built on top … | 10 | 1670 | experimental |