Embedded projects on GitHub

1. 1
   #1 · rust-lang/rust

   rust

   This is the main source repository for the Rust programming language — it contains the compiler (rustc), the standard library, and documentation.

   120.4K
2. 2
   #2 · chrislgarry/Apollo-11

   Apollo-11

   The original Apollo 11 Guidance Computer (AGC) source code: the 1969 flight software for the Command Module (Comanche055) and the Lunar Module (Luminary099).

   75.3K
3. 3
   #3 · pocketbase/pocketbase

   pocketbase

   PocketBase is an open source backend written in Go that packs an embedded SQLite database, realtime subscriptions, file and user management, an Admin dashboard UI, and a REST-ish API all into a single file.

   61.5K

4. 4

   whisper.cpp

   54.4Kggml-org/whisper.cpp · C++

   whisper.cpp is a high-performance C/C++ port of OpenAI's Whisper automatic speech recognition (ASR) model, letting you transcribe audio to text without Python or heavy ML frameworks.

   • on-device
   • whisper
   • vulkan
   • speech-to-text
5. 5

   ClickHouse

   50.5KClickHouse/ClickHouse · C++

   ClickHouse is an open-source column-oriented database management system for generating analytical data reports in real time.

   • lakehouse
   • olap
   • data-warehouse
   • distributed-database
6. 6

   raylib

   35.2Kraysan5/raylib · C

   raylib is a simple and easy-to-use C library (C99) for videogames programming, inspired by Borland BGI and the XNA framework — you write code, and it handles windows, graphics, inputs and audio.

   • win32
   • riscv
   • shaders
   • esp32
7. 7

   comprehensive-rust

   33.4Kgoogle/comprehensive-rust · Rust

   Comprehensive Rust is a multi-day Rust course developed by the Android team at Google, covering Rust from basic syntax to generics and error handling.

   • training-materials
   • teaching
   • chromium
   • training
8. 8

   lede

   31.6Kcoolsnowwolf/lede · C

   Lean's LEDE source: a hugely popular OpenWrt/LEDE fork for building your own router firmware, extended with support for domestic Chinese CPUs like Loongson loongarch64 and Phytium Tengrui D2000.

   • linux-distribution
   • openwrt
   • toolchain
   • firewall
9. 9

   xiaozhi-esp32

   31.3K78/xiaozhi-esp32 · C++

   XiaoZhi is an open-source firmware for ESP32 chips that turns a cheap microcontroller board into a voice-driven AI chatbot, using MCP to let the AI control devices and cloud services.

   • smart-home
   • mqtt
   • esp32
   • voice-assistant
10. 10

    koreader

    30.4Kkoreader/koreader · Lua

    KOReader is a free, open-source ebook reader and document viewer primarily aimed at e-ink devices like Kindle, Kobo, PocketBook, Cervantes and reMarkable, and it also runs on Android and Linux.

    • ereader
    • eink
    • kindle
    • cbz
11. 11

    picoclaw

    30.1Ksipeed/picoclaw · Go

    An open-source personal AI assistant written entirely in Go by Sipeed: connect it to an LLM provider and chat with it from Telegram, Discord, Matrix, WeChat or the built-in Web UI.

    • risc-v
    • assistant
    • cron
    • webui
12. 12

    cs249r_book

    29Kharvard-edge/cs249r_book · Python

    An open textbook and full curriculum on Machine Learning Systems — AI engineering — from Harvard's CS249r course: four volumes covering foundations, scaling, agentic AI, and physical AI, plus labs, projects, and instructor materials.

    • teaching
    • physical-ai
    • computer-architecture
    • simulator
13. 13

    openwrt

    28.8Kopenwrt/openwrt · C

    OpenWrt is a Linux-based operating system built for embedded devices, mostly routers, that replaces a single static vendor firmware with a fully writable filesystem and its own package manager so you can customize the device however you want.

    • linux-kernel
    • openwrt
    • router
    • embedded-systems
14. 14

    PLFM_RADAR

    27KNawfalMotii79/PLFM_RADAR · PLSQL

    AERIS-10 is an open-source, low-cost 10.5 GHz phased array radar using pulse LFM modulation, aimed at researchers, drone developers and SDR enthusiasts. It comes in two versions with 3 km and 20 km range.

    • pcb
    • sdr
    • stm32
    • sensors
15. 15

    DeepSpeech

    26.8Kmozilla/DeepSpeech · C++

    Mozilla DeepSpeech is an open-source Speech-To-Text engine — a machine-learning model that turns audio into text on your own hardware.

    • mpl
    • asr
    • on-device-ai
    • on-device
16. 16

    Tasmota

    24.9Karendst/Tasmota · C

    Tasmota is an open-source alternative firmware for ESP8266 and ESP32 based smart devices, adding a webUI, OTA updates, timer/rule automation and entirely local control over MQTT, HTTP, Serial or KNX.

    • esp8266
    • sensors
    • smart-home
    • arduino
17. 17

    C

    22.5KTheAlgorithms/C · C

    A community-maintained, open-source collection of algorithm implementations in C, covering computer science, mathematics, statistics, data science, machine learning and engineering.

    • algorithm-competitions
    • sort
    • learn-to-code
    • machine-learning-algorithms
18. 18

    unleashed-firmware

    22.5KDarkFlippers/unleashed-firmware · C

    Unleashed is custom firmware for the Flipper Zero multitool — a fork of the official firmware (OFW) that adds extra features and improvements while staying compatible with official apps.

    • flipperzero
    • unofficial
    • bruteforce
    • wireless
19. 19

    smartknob

    22.2Kscottbez1/smartknob · C++

    SmartKnob is an open-source haptic input device that pairs a brushless gimbal motor with a magnetic encoder to create closed-loop torque feedback, letting you program virtual detents and endstops in software instead of mechanically.

    • stl
    • pcb
    • sensors
    • arduino
20. 20

    micropython

    22.1Kmicropython/micropython · C

    MicroPython is a lean and efficient open-source implementation of Python 3.x for microcontrollers, embedded systems and other constrained platforms — Python running directly on small chips.

    • rtos
    • interpreter
    • arm
    • microcontroller
21. 21

    mxnet

    20.8Kapache/mxnet · C++

    Apache MXNet is a deep learning framework designed for both efficiency and flexibility: it lets you mix symbolic and imperative programming, and a dynamic dependency scheduler automatically parallelizes operations on the fly.

    • mxnet
    • r
    • scala
    • arm
22. 22

    qmk_firmware

    20.8Kqmk/qmk_firmware · C

    QMK is an open-source keyboard firmware based on tmk_keyboard, adding features for Atmel AVR and ARM controllers. It is best known for the OLKB product line, the ErgoDox EZ and Clueboard keyboards.

    • arm
    • keyboard
    • c-plus-plus
    • firmware
23. 23

    HarmonyOS

    20KAwesome-HarmonyOS/HarmonyOS · C

    This is a curated list of resources about HarmonyOS, the microkernel-based distributed operating system developed by Huawei. It aggregates official docs, architecture references, developer tools, drivers, books, and videos about the OS rather than being the OS itself.

    • harmonyos
    • os
    • operating-system
    • kernel
24. 24

    esp-idf

    19.3Kespressif/esp-idf · C

    ESP-IDF is Espressif's official development framework for building firmware for their ESP32/ESP8266-successor SoCs, covering build system, drivers, networking stacks and tools.

    • arduino
    • toolchain
    • driver
    • esp32
25. 25

    WLED

    18.9Kwled/WLED · C++

    WLED is a fast, feature-rich open-source firmware for ESP32 microcontrollers that controls addressable RGB LEDs over WiFi — from single strips to large 2D matrices and HUB75 panels.

    • esp8266
    • smart-home
    • arduino
    • mqtt
26. 26

    tinygo

    17.8Ktinygo-org/tinygo · Go

    TinyGo is an alternative Go compiler for small places: microcontrollers, WebAssembly (wasm/wasi), and command-line tools. It compiles Go code by combining the standard Go tool libraries with LLVM.

    • i2c
    • spi
    • stm32
    • bare-metal
27. 27

    Flipper

    17.7KUberGuidoZ/Flipper · C

    A personal playground and dump of files for the Flipper Zero: stuff the author made, modified, researched or found, free for anyone to grab and try on their device.

    • community
    • collection
    • hardware
    • beginner-friendly
28. 28

    Marlin

    17.6KMarlinFirmware/Marlin · C++

    Marlin is an open-source firmware for RepRap 3D printers that runs on both 8-bit AVR and 32-bit ARM boards. Many commercial 3D printers come with it preinstalled, and a single code base covers every supported machine.

    • stm32
    • arduino
    • 3d-printing
    • arm
29. 29

    arduino-esp32

    17.6Kespressif/arduino-esp32 · C++

    The Arduino core for the ESP32 family of SoCs — it lets you write and flash programs for ESP32-series chips using the standard Arduino API instead of raw ESP-IDF.

    • arduino
    • toolchain
    • lgpl
    • microcontroller
30. 30

    IoT-For-Beginners

    17.1Kmicrosoft/IoT-For-Beginners · Jupyter Notebook

    A free, open-source 12-week curriculum of 24 lessons on IoT basics from Microsoft's Azure Cloud Advocates, taught through hands-on projects.

    • microsoft-for-beginners
    • sensors
    • microcontroller
    • microsoft
31. 31

    awesome-raspberry-pi

    17Kthibmaek/awesome-raspberry-pi · Shell

    A curated list of Raspberry Pi tools, projects, OS images and resources, maintained in the spirit of the Awesome Manifesto.

    • home-automation
    • arm
    • retrogaming
    • homelab
32. 32

    kcp

    16.9Kskywind3000/kcp · C

    KCP is a fast, reliable ARQ protocol for realtime traffic: it trades 10-20% extra bandwidth for 30-40% lower average latency and up to 3x lower maximum latency than TCP.

    • accelerator
    • srt
    • network-programming
    • latency
33. 33

    zephyr

    16.8Kzephyrproject-rtos/zephyr · C

    Zephyr is an open source real-time operating system (RTOS) — a small-footprint kernel for resource-constrained embedded devices, supporting many hardware architectures and built with security in mind.

    • rtos
    • riscv
    • bluetooth-le
    • sensors
34. 34

    flipperzero-firmware

    16.7Kflipperdevices/flipperzero-firmware · C

    The official open-source firmware that runs on the Flipper Zero — a pocket-sized multi-tool device (the dolphin) that talks to radios, cards and readers around you.

    • flipperzero
    • bluetooth-le
    • stm32
    • assembly
35. 35

    Arduino

    16.7Kesp8266/Arduino · C++

    This is the ESP8266 core for the Arduino IDE. It brings support for the ESP8266 WiFi chip to the Arduino environment, so you can write sketches with familiar Arduino functions and run them directly on the ESP8266 without an external microcontroller.

    • esp8266
    • arduino
    • wifi
    • microcontroller
36. 36

    memvid

    16.6Kmemvid/memvid · Rust

    Memvid is a single-file memory layer for AI agents: it packs your data, embeddings and search index into one portable .mv2 file, so agents get instant retrieval and long-term memory without a RAG pipeline or a vector database server.

    • context
    • faiss
    • ai-memory
    • opencv
37. 37

    Embodied-AI-Guide

    16.5KTianxingChen/Embodied-AI-Guide

    A free, encyclopedia-style Chinese knowledge base and resource index for embodied AI — robots that perceive and act in the physical world — maintained by the Lumina Embodied AI community. It is one of the most popular embodied-AI guides in China, with over 16,000 GitHub stars.

    • robot
    • world-models
    • embodied-ai
    • vlm
38. 38

    pglite

    16.2Kelectric-sql/pglite · TypeScript

    PGlite is Postgres compiled to WebAssembly and packaged as a TypeScript client library, so a real Postgres database runs directly in the browser, Node.js, Bun or Deno - no other dependencies needed.

    • pgvector
    • embedded-database
    • deno
    • reactive
39. 39

    burn

    16.1Ktracel-ai/burn · Rust

    Burn is a Rust tensor library and deep learning framework for both training and inference, so the same code takes a model from prototype to production on everything from GPU clusters to the browser.

    • tensor
    • rocm
    • cpu
    • webgpu
40. 40

    zvec

    16.1Kalibaba/zvec · C++

    Alibaba's open-source, in-process vector database — a lightweight, lightning-fast similarity-search engine you embed directly into your application, battle-tested inside Alibaba Group.

    • hnsw
    • faiss
    • similarity-search
    • llm-memory
41. 41

    ardupilot

    16.1KArduPilot/ardupilot · C++

    ArduPilot is an open source autopilot, in development since 2010, that can control almost any unmanned vehicle: planes, multicopters and helicopters, rovers, boats, balance bots and even submarines.

    • ros2
    • ros
    • autonomous-vehicles
    • sensors
42. 42

    badger

    15.8Kdgraph-io/badger · Go

    BadgerDB is an embeddable, persistent and fast key-value database written in pure Go. It is the storage engine behind the Dgraph graph database and a performant alternative to non-Go stores like RocksDB.

    • document-database
    • storage-engine
    • transactions
    • golang-library
43. 43

    Dummy-Robot

    15.6Kpeng-zhihui/Dummy-Robot · C

    This is the author's open-source design for a super-compact robotic arm, including mechanical CAD files, custom PCB electronics, STM32 firmware, and PC control software for a self-built 6-axis desktop arm.

    • mechanical-engineering
    • pcb
    • stm32
    • unity3d
44. 44

    OpenCorePkg

    15.6Kacidanthera/OpenCorePkg · C

    OpenCorePkg is OpenCore, a UEFI bootloader bundled with a development SDK, best known for booting and patching macOS on non-Apple hardware, while also providing shared UEFI libraries used by other Acidanthera projects.

    • hackintosh
    • uefi
    • boot
    • driver
45. 45

    sherpa-onnx

    15.3Kk2-fsa/sherpa-onnx · C++

    sherpa-onnx is an offline toolkit for speech-to-text, text-to-speech, speaker diarization, speaker identification/verification, spoken language identification, audio tagging, VAD, speech enhancement, keyword spotting and source separation, built on next-gen Kaldi and ONNX Runtime, with no internet connection required.

    • vits
    • risc-v
    • text-to-audio
    • aarch64
46. 46

    vosk-api

    15.2Kalphacep/vosk-api · Jupyter Notebook

    Vosk is an offline, open-source speech recognition toolkit that transcribes speech to text in over 20 languages and dialects, running entirely on-device without needing an internet connection.

    • stt
    • voice-recognition
    • deep-neural-networks
    • asr
47. 47

    rapidjson

    15.1KTencent/rapidjson · C++

    RapidJSON is a fast, header-only JSON parser and generator library for C++, supporting both SAX and DOM style APIs.

    • tencent
    • unicode
    • header-only
    • parser
48. 48

    esp8266_deauther

    15KSpacehuhnTech/esp8266_deauther · C

    ESP8266 Deauther is open-source firmware for the ESP8266 chip that lets you scan nearby WiFi networks, send deauthentication packets to disconnect devices, and spin up dozens of fake WiFi networks to confuse scanners - an affordable platform for testing and learning about WiFi security.

    • esp8266
    • scanning
    • hack
    • wifi-security
49. 49

    Reverse-Engineering

    14.8Kmytechnotalent/Reverse-Engineering · Assembly

    A free, massive collection of reverse engineering and hacking tutorials covering x86, x64, ARM (32/64-bit), AVR, RISC-V, Windows internals, malware analysis, embedded systems, Rust, Go, Wasm, and more, delivered as free ebooks/lessons.

    • assembly-language
    • x64
    • risc-v
    • malware
50. 50

    rust-raspberrypi-OS-tutorials

    14.7Krust-embedded/rust-raspberrypi-OS-tutorials · Rust

    A step-by-step tutorial series that teaches you how to write your own embedded Operating System kernel from scratch in Rust, targeting the Raspberry Pi 3 and 4.

    • aarch64
    • bare-metal
    • os
    • embedded-systems
51. 51

    Arduino

    14.7Karduino/Arduino · Java

    This is the legacy Arduino IDE 1.x: the open-source desktop development environment for the Arduino physical computing platform, used to write sketches in the Processing/Wiring language and upload them to an Arduino I/O board.

    • arduino
    • microcontroller
    • ide
    • iot
52. 52

    binwalk

    14.5KReFirmLabs/binwalk · Rust

    Binwalk is a firmware analysis tool that can identify, and optionally extract, files and data that have been embedded inside other files.

    • forensics
    • binary-analysis
    • embedded-systems
    • hacking-tool
53. 53

    Are-u-ok

    14.3KAUK9527/Are-u-ok

    A download repository of prebuilt third-party plugin packages for iStore — the app store used on OpenWrt routers — with separate package sets for OpenWrt 22.03 and 24.10.

    • openwrt
    • fanqiang
    • download
    • gfw
54. 54

    needle

    14.1Kcactus-compute/needle · Python

    Needle 2 is an open 45M-parameter model for tool calling, device use and structured extraction that ships as a single 14MB binary and runs a full session in about 28MB of RAM. This repo is its Python package for inference, LoRA fine-tuning and export.

    • jax
    • function-calling
    • on-device-ai
    • tool-calling
55. 55

    libsodium

    14Kjedisct1/libsodium · C

    Libsodium is an easy-to-use software library providing cryptographic operations like encryption, decryption, digital signatures, and secure password hashing. It is a portable, cross-compilable fork of NaCl that keeps API compatibility while improving usability.

    • crypto
    • compression
    • cryptography
    • oauth2
56. 56

    nuklear

    14Kvurtun/nuklear · C

    Nuklear is a minimal state immediate mode graphical user interface toolkit written in ANSI C (C89) and released into the public domain, meant to be embedded into your application.

    • single-header-lib
    • imgui
    • gui-framework
    • portable
57. 57

    raspberry-pi-os

    14Ks-matyukevich/raspberry-pi-os · C

    A step-by-step guide that teaches you how to create a simple operating system kernel from scratch, called RPi OS. Its code is largely based on the Linux kernel, and everything targets the Raspberry Pi 3.

    • osdev
    • resource
    • learn
    • linux-kernel
58. 58

    openhaystack

    13.8Kseemoo-lab/openhaystack · Swift

    OpenHaystack is a framework that lets you build your own 'AirTag'-like trackers by exploiting Apple's Find My network, so you can track Bluetooth accessories (keyrings, backpacks, notebooks) using nearby iPhones as relays.

    • bluetooth
    • flutter
    • apple
    • hardware
59. 59

    Embedded-Engineering-Roadmap

    13.6Km3y54m/Embedded-Engineering-Roadmap · JavaScript

    This is a curated roadmap and resource collection for people who want to become Embedded Systems Engineers, covering software, hardware, and soft skills needed for the job.

    • arduino
    • microcontroller
    • roadmap
    • embedded-systems
60. 60

    johnny-five

    13.4Krwaldron/johnny-five · JavaScript

    Johnny-Five is an open-source JavaScript framework for robotics and IoT, built on the Firmata protocol, that lets you write JS code to control hardware like Arduino, Raspberry Pi, Tessel 2, and Intel Edison boards.

    • i2c
    • spi
    • serial
    • intel
61. 61

    routersploit

    13.3Kthreat9/routersploit · Python

    RouterSploit is an open-source exploitation framework built specifically for testing the security of embedded devices like routers.

    • bruteforce
    • credentials
    • scanner
    • router
62. 62

    linux

    13.3Kraspberrypi/linux · C

    This is Raspberry Pi's own Linux kernel source tree: the code its official Pi kernels are built from, with Pi-specific drivers and patches carried on top of the mainline Linux kernel.

    • build
    • linux-kernel
    • makefile
    • toolchain
63. 63

    mongoose

    13.1Kcesanta/mongoose · C

    An embedded web server and network library: drop two C files into any C/C++ project and you get HTTP, WebSocket, MQTT, TLS, OTA firmware updates and a device dashboard on a microcontroller or a desktop OS.

    • webserver
    • stm32
    • udp
    • mqtt
64. 64

    cJSON

    13KDaveGamble/cJSON · C

    An ultralightweight JSON parser written in plain ANSI C. The whole thing is one C file and one header, with the stated goal of being the dumbest parser that still gets your job done.

    • single-header-lib
    • fuzzing
    • serialization
    • memory-management
65. 65

    PX4-Autopilot

    12.8KPX4/PX4-Autopilot · C++

    PX4 is an open-source autopilot stack for drones and unmanned vehicles — the flight software behind multirotors, fixed-wing planes, VTOLs, rovers and other unmanned platforms.

    • drones
    • rtos
    • ros2
    • ros
66. 66

    ESP32Marauder

    12.8Kjustcallmekoko/ESP32Marauder · C++

    ESP32 Marauder is a suite of offensive and defensive WiFi and Bluetooth tools that run as firmware on an ESP32 microcontroller, used for things like wardriving, scanning, and wireless security testing.

    • flipperzero
    • esp32-s3
    • arduino
    • scanner
67. 67

    rt-thread

    12.3KRT-Thread/rt-thread · C

    RT-Thread is an open source, community-based real-time operating system (RTOS) for embedded and IoT devices, mainly written in C.

    • rtos
    • microkernel
    • risc-v
    • driver
68. 68

    autoware

    12.2Kautowarefoundation/autoware · Dockerfile

    Autoware is the world's leading open-source autonomous driving framework — a complete software stack for building self-driving vehicles.

    • autonomous-driving
    • ros2
    • ros
    • autonomous-vehicles
69. 69

    oomwoo

    12Kmakerspet/oomwoo · Python

    OOMWOO is an open-source home vacuum robot you build yourself, using a Raspberry Pi, 3D-printed parts, Home Assistant, Arduino and ROS2, navigating with an affordable 2D LiDAR.

    • slam
    • ros2
    • stm32
    • sensors
70. 70

    klipper

    12KKlipper3d/klipper · C

    Klipper is firmware that controls 3D printers by combining a general-purpose computer (like a Raspberry Pi) with one or more micro-controllers on the printer board.

    • 3d-printing
    • microcontroller
    • low-level
    • firmware
71. 71

    fprime

    11.8Knasa/fprime · C++

    F ́ (F Prime) is a component-driven flight software framework originally built at NASA's Jet Propulsion Laboratory for spaceflight and other embedded systems, including CubeSats, SmallSats, and instruments.

    • object-oriented-programming
    • aerospace
    • component
    • components
72. 72

    immortalwrt

    11.8Kimmortalwrt/immortalwrt · C

    ImmortalWrt is a fork of OpenWrt (a Linux-based router firmware) with more packages ported, more devices supported, optimized default profiles, and localization specifically for mainland China users.

    • openwrt
    • router
    • homelab
    • embedded-systems
73. 73

    betaflight

    11.7Kbetaflight/betaflight · C

    Betaflight is open-source flight controller firmware used to fly multi-rotor (drone) and fixed-wing aircraft, focused on flight performance and wide hardware target support.

    • drones
    • progressive-web-app
    • telemetry
    • logging
74. 74

    awesome-c

    11.6Koz123/awesome-c

    A curated list of awesome C frameworks, libraries, resources and other 'shiny things' for the C programming language, organized by category like AI, databases, compilers, crypto, and more.

    • cryptography
    • data-structures
    • algorithms
    • compiler
75. 75

    mono

    11.5Kmono/mono · C#

    Mono is an open source implementation of Microsoft's .NET Framework, based on the ECMA standards for C# and the Common Language Runtime, that lets developers build cross-platform applications.

    • xamarin
    • jit
    • virtual-machine
    • runtime
76. 76

    Nuklear

    11.5KImmediate-Mode-UI/Nuklear · C

    Nuklear is a minimal-state, immediate-mode graphical user interface toolkit written in ANSI C, designed as a simple embeddable UI that you build into your own application.

    • single-header-lib
    • imgui
    • multiplatform
    • directx
77. 77

    xxHash

    11.3KCyan4973/xxHash · C

    xxHash is an extremely fast, non-cryptographic hash algorithm library written in C, offering 32-bit (XXH32), 64-bit (XXH64), and the newer vectorized XXH3 (64/128-bit) hash variants.

    • data-structures
    • algorithms
    • c
    • benchmark
78. 78

    mosquitto

    11.3Keclipse-mosquitto/mosquitto · C

    Mosquitto is an open source MQTT broker implementation supporting MQTT protocol versions 5.0, 3.1.1 and 3.1, used for lightweight message passing between devices.

    • broker
    • mqtt
    • homelab
    • messaging
79. 79

    pwndbg

    11.1Kpwndbg/pwndbg · Python

    A plug-in for GDB and LLDB that makes debugging far less painful for low-level developers, hardware hackers, reverse-engineers and exploit developers — it adds the utilities vanilla debuggers are missing.

    • riscv
    • gdb
    • exploit-development
    • disassembler
80. 80

    quickjs

    11Kbellard/quickjs · C

    This is the public repository of QuickJS, a JavaScript engine written in C.

    • engine
    • interpreter
    • makefile
    • scripting
81. 81

    nom

    10.5Krust-bakery/nom · Rust

    nom is a parser combinator library for Rust: you build safe parsers by composing small functions, without giving up speed or memory efficiency.

    • zero-copy
    • grammar
    • text
    • parsing
82. 82

    pikvm

    10.4Kpikvm/pikvm

    An open, inexpensive DIY IP-KVM built on Raspberry Pi: it gives you keyboard, video and mouse control of a remote server over the network, working even when the server's OS is broken or missing — so you can fix boot problems, enter the BIOS or reinstall the OS from a virtual drive.

    • h264
    • arch-linux
    • vnc
    • kvm
83. 83

    lua

    10.4Klua/lua · C

    This is the official development mirror of the Lua programming language's source code, showing the full commit history as maintained by the Lua team, though it is updated irregularly.

    • scripting-language
    • interpreter
    • embedded-systems
    • lua
84. 84

    amlogic-s9xxx-armbian

    10.2Kophub/amlogic-s9xxx-armbian · Shell

    This is a project that lets you replace the Android TV firmware on Amlogic, Allwinner, and Rockchip TV boxes and SBCs with Armbian, turning them into real Debian/Ubuntu-based Linux servers. It also ships management commands for installing, updating the kernel, and configuring the resulting system.

    • debian
    • ubuntu
    • arm
    • operating-system
85. 85

    espectre

    9.6Kfrancescopace/espectre · Python

    ESPectre turns a supported ESP32 into a private, local Wi-Fi motion sensor: it reads how movement changes the Wi-Fi signals in a room and reports motion in real time — no camera, microphone, wearable, or dedicated radar hardware needed.

    • sensors
    • smart-home
    • home-assistant
    • wifi
86. 86

    microduck

    9.5Kpollen-robotics/microduck · Rust

    Microduck is a tiny biped duck robot (about 25cm, 800g), and this repo is the robot's brain: Rust daemons that run a 50Hz control loop driving fifteen servos using reinforcement-learning policies exported to ONNX.

    • ppo
    • daemon
    • camera
    • robot
87. 87

    crosspoint-reader

    8.4Kcrosspoint-reader/crosspoint-reader · C

    CrossPoint is open-source firmware for ESP32-based e-ink e-readers: community-built, fully hackable and free forever, built on the idea that your device should do what you want - not what a manufacturer decided.

    • ereader
    • koreader
    • calibre
    • eink
88. 88

    neutts

    6.3Kneuphonic/neutts · Python

    NeuTTS is a collection of open-source, on-device text-to-speech language models that can clone a voice from just a few seconds of reference audio.

    • on-device
    • voice-assistant
    • voice-cloning
    • speech-synthesis
89. 89

    mquickjs

    6.2Kbellard/mquickjs · C

    MicroQuickJS (MQuickJS) is a JavaScript engine built for embedded systems, able to run JS programs using as little as 10 kB of RAM and about 100 kB of ROM, with speed comparable to full QuickJS.

    • scripting-language
    • bytecode
    • repl
    • engine
90. 90

    ESP32-Bit-Pirate

    6.1Kgeo-tp/ESP32-Bit-Pirate · C++

    ESP32 Bit Pirate is open-source firmware that turns an ESP32-S3 board into a multi-protocol hardware hacking and development tool, inspired by the Bus Pirate, letting you sniff, send and script digital and radio protocols.

    • flipperzero
    • i2c
    • spi
    • sdr
91. 91

    mimiclaw

    5.8Kmemovai/mimiclaw · C

    MimiClaw turns a $5 ESP32-S3 microcontroller into a personal AI assistant you talk to through Telegram, complete with local memory and tool-calling, running entirely on a tiny chip with no Linux, no Node.js, and no server involved.

    • muse
    • personal-agent
    • autonomous-agent
    • clawdbot
92. 92

    zapret2

    5.7Kbol-van/zapret2 · C

    An autonomous anti-DPI tool that modifies traffic on the fly so DPI systems cannot recognize or throttle it. It helps bypass blocking or slowdown of HTTP(S) sites and signature-based TCP/UDP analysis used to block VPNs — with no third-party servers involved.

    • russian
    • openbsd
    • openwrt
    • freebsd
93. 93

    sesame-robot

    4.7Kdorianborian/sesame-robot · C

    Sesame is an open-source DIY quadruped walking robot built around an ESP32 microcontroller, designed with an emphasis on expressive movement and a reactive face display.

    • 3d-printing
    • esp32
    • voice-assistant
    • robotics
94. 94

    esp32-ai

    4.5KslvDev/esp32-ai · Python

    A 28.9 million parameter language model that runs text generation entirely on an ESP32-S3 microcontroller, with the generated text shown on a small screen wired to the chip.

    • karpathy
    • cpu-inference
    • esp32-s3
    • llama2
95. 95

    MANPADS-System-Launcher-and-Rocket

    3.9Knovatic14/MANPADS-System-Launcher-and-Rocket

    A proof-of-concept man-portable air-defense system: a DIY launcher and interceptor built from consumer electronics and 3D-printed components, documented on GitHub as a hardware project.

    • prototype
    • mechanical-engineering
    • poc
    • manufacturing
96. 96

    esp32-c3-adblock

    3.2KM-Abozaid/esp32-c3-adblock · C++

    It is a Pi-hole-style DNS ad-blocker firmware that runs on a $2 ESP32-C3 chip with no PSRAM, storing up to 537k blocked domains as compact hashes in flash instead of RAM.

    • adblocker
    • pi-hole
    • ad-blocker
    • arduino
97. 97

    mozc-devices

    3Kgoogle/mozc-devices · C++

    A collection of circuit diagrams and firmware source code for Google's quirky, often absurd DIY keyboards, most of which started out as April Fools' Day gags for Google Japanese Input and later Gboard (e.g. a Morse-code keyboard, a drum-set keyboard, a spoon that bends to type).

    • input-method
    • pcb
    • 3d-printing
    • fun
98. 98

    UFI-TOOLS

    2.9Kkanoqwq/UFI-TOOLS · JavaScript

    UFI-TOOLS is a system management and extension framework for ZTE (Ziguang/UNISOC-based) mobile WiFi routers like the F50 and U30 Air, giving you signal monitoring, remote control, and a plugin store on top of the stock firmware.

    • root
    • router
    • firmware
    • iot
99. 99

    sonicloud_opensdk

    2.6KSonicloudTech/sonicloud_opensdk · C++

    This is an open SDK and reference implementation for connecting a Bluetooth recording-card hardware device (声云录音卡) to your own apps, covering the BLE protocol, device control, real-time audio, file transfer, OTA updates and transcription, with examples for Android, iOS, HarmonyOS, Flutter and Windows/macOS desktop.

    • harmonyos
    • bluetooth-le
    • bluetooth
    • audio-processing
100. 100

     OpenSwiftUI

     2.5KOpenSwiftUIProject/OpenSwiftUI · Swift

     An open source implementation of Apple's SwiftUI. Goals: build GUI apps on non-Apple platforms like Linux and Windows, and diagnose and debug SwiftUI issues on Apple platforms, staying as API-compatible with SwiftUI as possible.

     • appkit
     • ubuntu
     • swiftui
     • xcode

Showing the 100 most-starred of 138. See every one in the catalog.

• open-source5,666
• hardware182
• firmware98
• linux4,184
• c320
• iot102
• macos3,544
• cross-platform2,623
• embedded-systems60
• mit3,312
• windows3,403
• esp3243
• microcontroller36
• developer-tools2,924
• python2,383
• c++418
• raspberry-pi112
• cpp383
• library1,587
• apache-2.01,434
• cli2,227
• android743
• networking565
• arduino22