Mechatronics

Connect to and control grbl and grblHAL-based CNCs with ease

Lightweight, fast and reliable key/value storage engine based on Bitcask.

🐕 Orion is a ROS2-driven, 12-DOF quadruped robot dog that I designed, built, and programmed from scratch.

Eclipse Jetty® - Web Container & Clients - supports HTTP/3, HTTP/2, HTTP/1, websocket, servlets, and more

This repository contains all the files and tools needed to build custom oscillators and effects for the prologue synthesizer.

Database for Android and JVM - first and fast, lightweight on-device vector database

Browser-based Slicer for 3D Printing, CAM, Laser (Kiri:Moto) and mesh editor (Mesh:Tool)

A minimal Linux that runs as a coreboot or LinuxBoot(UEFI's DXE replacement) ROM payload to provide a secure, flexible boot environment for laptops, workstations and servers.

Arduino GFX developing for various color displays and various data bus interfaces

Open Source Remote - Firmware

A math-inspired CAD program in haskell. CSG, bevels, and shells; 2D & 3D geometry; 2D gcode generation...

ESP32 2.4 GHz SDR

An IoT Solution,Blinker library for embedded hardware. Works with Arduino R4, ESP32.

ext2/ext3/ext4 filesystem library for microcontrollers

QEMU digital twin of Microchip dev boards and MikroE Click boards, checked against silicon: live board view, logic-analyzer timeline, fault injection, exact replay, VS Code extension, MCP (personal project)

Open source Python library for programming and debugging Arm Cortex-M microcontrollers

Free pinout diagrams & GPIO reference for 2,700+ dev boards and 575 modules: ESP32, ESP8266, Arduino, Raspberry Pi, RP2040, RP2350, Teensy, displays and sensors. Datasheets and source links for every board. Web app + offline desktop workbench.

适用于小米蓝牙遥控器2Pro的ESP32桥接器实现 完美解决Window下三键失效问题.

Real-time embedded variable & trace viewer

STM32 Based soldering station for JBC cartridges, 9-24 VDC and USB-PD power

The smallest firmware for the M-VAVE FM-1 to build your own on: the plumbing done and documented (updates, USB rescue, USB-MIDI, USB audio, panel, screen, settings), a sine on top.

Tiny, fast, non-dependent and fully loaded printf implementation for embedded systems. Extensive test suite passing.

GPIOViewer Arduino Library to see live GPIO Pins on ESP32 boards

A curated suite of AI agent skills for systems and low-level programming with C/C++, Rust, and Zig toolchains, covering compilers, debuggers, profilers, build systems, sanitizers, and binary analysis

PicoRuby is the smallest Ruby implementation for one-chip microcontrollers

Pocket e-ink OS for the Waveshare ESP32-S3 1.54" board: class timetable with calendar sync, AI voice notes for Obsidian, a Pet that meets your friends' Pets, name badges and one-button games. Install it from your browser, or join the waitlist: unidex-site.vercel.app

The smallest public printf implementation for its feature set.

Craft and deploy bulletproof embedded software in Elixir

Fully open source configurable high speed CoreXY 3D printer.

Pivot is a high-performance real time analytics database on open data formats.

A simple library for building and parsing data frames for serial interfaces (like UART / RS232)

ESP32 MCP firmware for iPhone USB input, built for M5Stack StopWatch with guided board adaptation

Configurations for Marlin Firmware

Kinetiq Gym: a programmable smart gym built as open hardware, in development. Website, build preview, docs and priced parts lists. CAD, build files and software are released after the prototype is tested.

A low-power E-Paper weather display powered by an ESP32 microcontroller. Utilizes the OpenWeatherMap API.

Wearable (BLE) Brain-Computer Interface, ADS1299 and STM32 with SDK for mobile application

OpenWrt firmware for JDCloud RE-CS-02 (AX6600), featuring NSS hardware acceleration, athena-led support, and performance optimizations

The C-based Firmware Patching Framework for Broadcom/Cypress WiFi Chips that enables Monitor Mode, Frame Injection and much more

A GitHub CLI extension to generate a 3D model of your GitHub contribution history

This is optimized firmware for Ender3 V2/S1 3D printers.

Open-source reverse engineering and firmware development for the FNIRSI 2C53T oscilloscope/multimeter/signal generator

This repository contains the code for the paper "PIFu: Pixel-Aligned Implicit Function for High-Resolution Clothed Human Digitization"

Play mp3 files from SD via I2S

A GCode sender (not only for lasers or plotters) for up to two GRBL controller. SVG, DXF, HPGL import. 6 axis DRO.

FEM-based infill optimizer for 3D printing

Infrared remote library for ESP8266/ESP32: send and receive infrared signals with multiple protocols. Based on: https://github.com/shirriff/Arduino-IRremote/

Lean neural real-time acoustic echo cancellation with soft delay estimation - GGML and PyTorch inference

Cooperative multitasking for Arduino, ESPx, STM32, nRF and other microcontrollers

Use a CYD (cheap yellow display) to display Home Assistant information using ESPHome

Modular and configurable OS for embedded applications