nodef/extra-object

- object.zip(deep)
https://www.npmjs.com/package/object-path
- set combine

nested-object-assign    object    Package to support nested merging of objects & properties, using Object.Assign
flat-properties    object    Flat properties from hierarchy object data.
eagle-validator    object    A  modern javascript object validation NPM package available on npmjs.com
pluckey    object    A tiny util library to pluck key from deep arrays and objects
deepdown    object    Safely drill into your JavaScript objects with dynamically defined paths
get-nested-object    object    Find and return a nested object or array included in parent arrays or objects