JerryScript
JerryScript is an ultra-lightweight JavaScript engine for the Internet of things. It is capable of executing ECMAScript 5.1 source code on devices with less than 64 KB of memory.
The engine was open sourced on GitHub in June 2015. JerryScript is licensed under the Apache License 2.0. In October 2016 the JS Foundation was formed and JerryScript is one of the initial projects.Key characteristics of JerryScript