What is forever in nodejs?

Question

I am having hard time understanding what is forever in nodejs.

Can someone explain what is forever in simplest way that i can understand and what is th

Answer 1

forever is a node.js package that is used to keep the server alive even when the server crash/stops. When the node server is stopped because of some error, exception, etc. forever automatically restarts it

From the npmjs https://www.npmjs.com/package/forever

A simple CLI tool for ensuring that a given node script runs continuously (i.e. forever)

Forever can be used as

forever start app.js

It provides many useful functions which you can see in the link above.

Directly quoting from http://blog.nodejitsu.com/keep-a-nodejs-server-up-with-forever/

The purpose of Forever is to keep a child process (such as your node.js web server) running continuously and automatically restart it when it exits unexpectedly.