The storage API allows you to read from and write to files in the application directory.

var Storage = require("FuseJS/Storage");

Check out the individual functions for documentation on how to use them.

FuseJS/UserSettings module provides key-value pairs mechanism to store and retrieve primitive data types (string, number, boolean) as well as an array and json object. You can use this module to store information such as configuration data, application states etc.