Blynk library for embedded hardware
A cross-platform library to access USB devices
WS2812 FX library for Arduino and ESP8266
Open source, cross-platform, user-mode tablet driver
ESP8266 Weather Station library supporting OpenWeatherMap
STM32 core support for Arduino
An Arduino NeoPixel support library
Device OS (Firmware) for particle devices
Arduino FOC for BLDC and Stepper motors
An easy way to perform background job processing
The Open On-Chip Debugger
A cross-platform library that gives apps easy access to USB devices
Linux GPIB Driver package (source)
Manage and interpret IPMI systems with common a software tool
Implementation of GlobalPlatform smart card specification
Open Source Solid Modeling CAD
A Java-based cross-platform build system.
EPICS High Resolution Timer and Alarm Clock Library.