Keyboard firmware for Atmel AVR and ARM controllers
Device OS (Firmware) for particle devices
Blynk library for embedded hardware
The Open On-Chip Debugger
Open source flash program for STM32 using the ST serial bootloader
Open-source cross-platform spectrometer device driver
Embedded Software Framework for ARM/Cortex Microcontroller
Support for Pegasus-compatible USB to Ethernet devices on ARM(Android)
A Simple 'IDE'A for Linux Kernel Developers
An in-application debug probe for ARM Cortex-M microcontrollers.
Java ARM support for standards, Maven, & archetypes
For those interested in learning about Microprocessors