why is javascript node.js not on google app engine

Question

Google created the V8 JavaScript engine: V8 compiles JavaScript source code directly into machine code when it is first executed.

Node.js is built on V8 - why is Goo

Answer 1

Node.js has recently enabled support for Google Cloud users. The main document pages are:

• Node.js on Google Cloud Platform
• Google Cloud Datastore — Google Developers

It seems to require at the moment a Compute Engine instance.