A bare metal programming guide (ARM microcontrollers)

All 3d-Printed Tape&Reel Feeder

Fully generated typeface that makes text look like it is being viewed as serial data on an oscilloscope

DOOM Open Source Release

The repo contains the design for converting the 3d printer to pick and place machine

Dueling Zero - a Dual Gantry V0 mod. Enable dual-color, dual-material, and even multi-part printing... with the same speed and quality as single-extruder printing.

A comprehensive roadmap for aspiring Embedded Systems Engineers, featuring a curated list of learning resources.

ZSWatch - the Open Source Zephyr™ based Smartwatch, including both HW and FW.

Is it magik? Or is it just a 3d printed box for holding your solder stencils with automatic lifting and vacuum hold down?

Bluetooth LE Keyboard library for the ESP32 (Arduino IDE compatible)

UF2 bootloader based on TinyUSB for embedded devices such as ESP32S2, STM32F4 and iMX RT10xx

Useful CMake Examples

1kByte USB DFU Bootloader for SAMD11 / SAMD21

Preparation links and resources for system design questions

An emoji legend to help convey intention and added meaning in code review comments.

🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

GPU Raytracer from scratch in C++/CUDA

An Interview Primer for Quantitative Finance

Open-source KVM software

A tool for linting and static analysis of Garry's Mod Lua code.

Profiler for Garry's Mod.

A library and instructions for converting a Wii Guitar Hero Controller into a USB game controller for PC play

Set app volumes with real sliders! deej is an Arduino & Go project to let you build your own hardware mixer for Windows and Linux

A Teensy/Arduino-based programmer firmware for NXP LPC chips using NXP's ISP

🌱 Open source ecosystem for open FPGA boards

PCB Files for the Adafruit TFP401 HDMI Decoder Breakout

Arduino hardware SPI library for ATtiny44/84, 45/85, 461/861, 2313/4313.

Arduino library for the TI TLC5955 LED controller

A library for Arduino that can control LED matrices which use shift registers to manage rows and columns.