An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on a straight Arduino

Minecraft, but I made it in 48 hours.

Arduino library to play MOD, WAV, FLAC, MIDI, RTTTL, MP3, and AAC files on I2S DACs or with a software emulated delta-sigma DAC on the ESP8266 and ESP32 and Pico

The Official Arduino AVR core

OO C++ RepRap Firmware

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

An open source, embedded, high performance g-code-parser and CNC milling controller written in optimized C that will run on an Arduino Mega2560

dashbutton hwrev 2 analysis & exploit stuff

ILI9341 color TFT display and touchscreen driver for STM32 using HAL SPI with DMA