streaming build system to automate painful or time-consuming tasks

 gulp is a toolkit that helps you automate painful or time-consuming tasks in
 your development workflow.
 .
 Platform-agnostic - Integrations are built into all major IDEs and people are
 using gulp with PHP, .NET, Node.js, Java, and other platforms.
 Strong Ecosystem - Use npm modules to do anything you want + over 2000 curated
 plugins for streaming file transformations
 Simple - By providing only a minimal API surface, gulp is easy to learn and
 simple to use
 .
 Node.js is an event-based server-side JavaScript engine.