W25qxx, N25Qxx and other SPI FLASH driver for stm32 HAL
Open source STM32 MCU programming toolset
a self-contained development environment for embedded systems.
Software build-automation tool written in Common Lisp
ESP8266 core for Arduino
C-level driver collection for MSP430 and derivatives
Simple USB flash memory programmer.
Utility for programming an AT89S52 via a parallel port.