ChibiOS/RT is a free and efficient RTOS designed for deeply embedded applications. It offers a comprehensive set of kernel primitives and supports many architectures: ARM7, Cortex-M0, Cortex-M3, Cortex-M4, PowerPC e200z, STM8, AVR, MSP430, ColdFire, H8S, x86.
The definitive DASH7 firmware project
OpenTag is a full-featured communications stack for DASH7 Mode 2 (ISO 18000-7.4). It is intended to run on embedded HW, especially RF SoCs, but it can be ported to almost anything. OpenTag's main feat is its large featureset, but small footprint. Also see the official OpenTag website: http://www.indigresso.com/wiki/doku.php
StrikeRange is an Appliance OS designed exclusively for 64-bit multi-core processor architectures. It is derived from BSD kernel and OpenSource software libraries.
StrikeRange Appliance platform.
An operating system for tenputer
operating environment inspired by biology
64-bit operating environment.