json-map-transform

Node library that transforms a json object or an array of json objects based on tranformation template

node-json-transform

A node module for transforming and performing operations on JSON.

jsesc

Given some data, jsesc returns the shortest possible stringified & ASCII-safe representation of that data.

fs-extra

fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.