DSR is a professional software development company headquartered in Denver, Colorado. DSR has been at the forefront of wireless technology for over 20 years and was one of the first to release cloud and IoT systems. We offer end-to-end solutions, from hardware to user applications, including wireless communications, embedded software, application integration, cloud backends, and end-user, mobile/web apps. DSR is the founder of the ZBOSS Open Initiative (ZOI) and the developer of ZBOSS, a cross-platform Zigbee protocol stack, adopted by leading chipmakers and integrated into smart devices from more than 40 vendors.