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extend-shallow

Extend an object with the properties of additional objects. node.js/javascript util.

phated
published version 3.0.2, 7 years ago1231 dependents licensed under $MIT
214,835,427

extend

Port of jQuery.extend for node.js and the browser

ljharb
published version 3.0.2, 7 years ago5374 dependents licensed under $MIT
108,912,652

deepmerge

A library for deep (recursive) merging of Javascript objects

tehshrike
published version 4.3.1, 2 years ago12741 dependents licensed under $MIT
136,682,210

@ungap/structured-clone

A structuredClone polyfill

webreflection
published version 1.3.0, 9 days ago126 dependents licensed under $ISC
79,271,837

shallow-clone

Creates a shallow clone of any JavaScript value.

jonschlinkert
published version 3.0.1, 6 years ago734 dependents licensed under $MIT
65,618,412

rfdc

Really Fast Deep Clone

matteo.collina
published version 1.4.1, 8 months ago615 dependents licensed under $MIT
79,798,626

clone-deep

Recursively (deep) clone JavaScript native types, like Object, Array, RegExp, Date as well as primitives.

jonschlinkert
published version 4.0.1, 6 years ago1338 dependents licensed under $MIT
65,673,203

deep-extend

Recursive object extending

unclechu
published version 0.6.0, 7 years ago1794 dependents licensed under $MIT
65,595,760

klona

A tiny (240B to 501B) and fast utility to "deep clone" Objects, Arrays, Dates, RegExps, and more!

lukeed
published version 2.0.6, 2 years ago588 dependents licensed under $MIT
39,373,033

clone-response

Clone a Node.js HTTP response stream

sindresorhus
published version 2.0.0, 3 years ago268 dependents licensed under $MIT
42,666,934

traverse

traverse and transform objects by visiting every node on a recursive walk

ljharb
published version 0.6.11, 17 days ago1719 dependents licensed under $MIT
33,946,656

copy-anything

An optimised way to copy'ing an object. A small and simple integration

mesqueeb
published version 4.0.2, 8 months ago101 dependents licensed under $MIT
25,509,033

fast-copy

A blazing fast deep object copier

planttheidea
published version 3.0.2, a year ago221 dependents licensed under $MIT
15,461,944

clone-stats

Safely clone node's fs.Stats instances without losing their class methods

hughsk
published version 1.0.0, 9 years ago72 dependents licensed under $MIT
13,903,093

just-extend

extend an object

angus-c
published version 6.2.0, 2 years ago153 dependents licensed under $MIT
17,705,395

msgpackr

Ultra-fast MessagePack implementation with extensions for records and structured cloning

kriszyp
published version 1.11.2, 3 months ago239 dependents licensed under $MIT
12,815,372

merge

(recursive)? merging of (cloned)? objects.

yeikos
published version 2.1.1, 4 years ago2035 dependents licensed under $MIT
8,723,615

clone-buffer

Easier Buffer cloning in node.

phated
published version 1.0.0, 8 years ago80 dependents licensed under $MIT
8,120,128

nanoclone

300B to deep clone JavaScript objects

kelin2025
published version 1.0.2, 2 years ago14 dependents licensed under $MIT
9,518,194

unherit

Create a subclass that can be modified without affecting the super class

wooorm
published version 3.0.1, 2 years ago66 dependents licensed under $MIT
7,604,808