This is an implementation of the programming language Javascript. It is an interpreter, written in C++. It is distributed under the MPL 2.0.


To run this implementation, you need only download and install the appropriate version for your computer and operating system.


Yes, I know Firefox is more than just an implementation of Javascript, and Javascript is actually implemented by the mumbleMonkey engine inside Firefox. But it's useful to have something to recommend to you to use, when we have something that's written in Javascript, like yoob.js or the output of the ALPACA compiler.