RIOT (operating system)

RIOT
RIOT – The friendly OS for the IoT
Developer	Free University of Berlin French Institute for Research in Computer Science and Automation Hamburg University of Applied Sciences
OS family	POSIX
Working state	Current
Source model	Open source
Initial release	23 October 2009; 15 years ago (2009-10-23)
Latest release	2024.10[1] / 29 November 2024; 7 months ago (2024-11-29)
Repository	github.com/RIOT-OS/RIOT
Marketing target	Internet of things, Embedded systems
Available in	English
Platforms	TI MSP430, ARM7, ARM Cortex-M0-M0+-M3-M4, Atmel AVR, MIPS32r2, RISC-V
Kernel type	Microkernel real-time
License	LGPLv2
Preceded by	FireKernel
Official website	riot-os.org

RIOT is a small operating system for networked, memory-constrained systems with a focus on low-power wireless Internet of things (IoT) devices. It is open-source software, released under the GNU Lesser General Public License (LGPL).