gulp-css-decache

Finds all url() statements in your CSS files and adds cachebusting parameters to them.

gulp-js-decache

Finds all local image urls in your JS files and adds cachebusting parameters to them.

resnap

Simple API for capturing and resetting Node's require() cache state

re-require-module

Replacement for node.js require that that always reads the required module again from disk. It actually automatically uncaches it before requiring it again for you. This allows changes to become live without restarting node. It is like a simple hot requir