It is a simple CLI tool for ensuring that a given script runs continuously. It is used to keep the server alive even when the server crash/stops. When the server is stopped because of some error, exception, etc.it automatically restarts it.
The less work you have to do when performing repetitive tasks like minification, compilation, unit testing, linting, etc, the easier your job becomes. After you've configured it, a task runner can do most of that mundane work for you—and your team—with basically zero effort.
LiveReload monitors changes in the file system. As soon as you save a file, it is preprocessed as needed, and the browser is refreshed.
Production process manager for Node.js apps with a built-in load balancer