Contiki-NG is an open-source, cross-platform operating system for Next-Generation IoT devices. It focuses on dependable (secure and reliable) low-power communication and standard protocols, such as IPv6/6LoWPAN, 6TiSCH, RPL, and CoAP.

Installation steps:

• Download Instant Contiki 3.0
• Download and install Vmware Player 16 (Linux 64 bit)
• Start Instant Contiki
• Start Instant Contiki by running Instant_Contiki_Ubuntu_12.04_32-bit.vmx in Vmware Player. Wait for the virtual Ubuntu Linux boot up
• Log into Instant Contiki. The password is user