JSPM

List of binary file extensions

object-observer utility provides simple means to (deeply) observe specified object/array changes; implemented via native Proxy; changes delivered in a synchronous way

Planetary Dials is a utility library for mapping country codes, dial codes, and their flags.

Is this value a JS ArrayBuffer?

An ES2019 spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.

Flatten nested arrays

Is this value a JS SharedArrayBuffer?

ES spec-compliant shim for ArrayBuffer.prototype.slice

Robustly get the byte length of a Typed Array

An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.

Robustly get the byte offset of a Typed Array

A list of SPDX license identifiers

Advanced Array utility functions. Extra arguments for map and forEach including first, last, brk, odd, even, penultimate, and more!

An ES2019 spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

A simple list of possible Typed Array names.

Robustly get the length of a Typed Array

Convert a value to an array

A utility that provides a fluent, convenient interface for working with arrays of data in JavaScript. Influenced by Laravel Collections.

Simply swizzle your arguments

Detect whether or not an object is a Typed Array

An ESnext spec-compliant `Object.groupBy` shim/polyfill/replacement that works as far down as ES3.

TypedArray polyfill for old browsers

Array manipulation, ordering, searching, summarizing, etc.

Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

An ESnext spec-compliant `Array.prototype.toSorted` shim/polyfill/replacement that works as far down as ES3.

A simple npm utility package for managing collection functions

Utility functions for SQL-like array joins

Push an array of items into an array, while being robust against prototype modification

Creates a shallow clone of any JavaScript value.

An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.

An ESnext spec-compliant `Array.prototype.findLast` shim/polyfill/replacement that works as far down as ES3.

A comprehensive TypeScript utility library with 250+ functions across 7 categories

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

Parse postgres array columns

Remove duplicate values from an array. Fastest ES5 implementation.

A static list of the Node.js builtin modules from the latest Node.js version

Test if a value is an array.

A TypeScript utility library focused on deep operations for objects and arrays with full type safety. Similar to Lodash, but narrower in scope and fully written in TypeScript to maximize typing support.

Test if a value is a Float64Array.

Test if a value is a Uint8Array.

Test if a value is a Uint16Array.

Test if a value is a Uint32Array.

Returns an array with only the unique values from the first array, by excluding all values from additional arrays using strict equality for comparisons.

Test if a value is a Float32Array.

Small utility function to calculate the average value of an array

Sort the keys of an object

Set an array of unique values as the property of an object. Supports setting deeply nested properties using using object-paths/dot notation.

Visit a method over the items in an object, or map visit over the objects in an array.

Events and more for arrays

Map `visit` over an array of objects.

Create an array by repeating the given value n times.

Recursively flatten an array or arrays.

Utils for working with JavaScript classes and prototype methods.

A simple pagination utility, with humble operation ability.

Create an array without duplicates

Iterator abstraction based on ES6 specification

A collection of helpful utility functions for common JavaScript development and browser DOM manipulation tasks

Check if a string matches the name of a Node.js builtin module

Get a compare function for array to sort

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

Turn anything into an array

Guarantees an array back

Isomorphic, functional type-checking for Javascript

No-bullshit, ultra-simple, 35-lines-of-code async parallel forEach / map function for JavaScript.

Utility method for finding the difference between arrays, showing which array has which differences

More than 130 Handlebars helpers in ~20 categories. Helpers can be used with Assemble, Generate, Verb, Ghost, gulp-handlebars, grunt-handlebars, consolidate, or any node.js/Handlebars project.

Create an array with values that are present in the first input array but not additional ones

List of text file extensions

ES2015 `Array#findIndex()` ponyfill

An ES5 spec-compliant `Array.prototype.reduce` shim/polyfill/replacement that works as far down as ES3.

Merge two lists, trying to preserve the order of both

Join paths and globs.

Array methods for ES6 Iterators

Get unique values of an array. Really, like deeply unique.

Sort objects by property names using native Array.sort()

Array-slice method. Slices `array` from the `start` index up to, but not including, the `end` index.

Convert a string/promise/array/iterable/asynciterable/buffer/typedarray/arraybuffer/object into a stream

Like an array, but rounder.

A collection of utility functions for asynchronous operations in TypeScript.

Removes duplicates from a sorted array in place

Get the longest item in an array.

A modern, comprehensive utility library with complete Lodash parity plus advanced features

Utility for working with an array of promises

Loop over each item in an array and call the given function on every element.

A set of js core utility functions

More than 130 Handlebars helpers in ~20 categories. Helpers can be used with Assemble, Generate, Verb, Ghost, gulp-handlebars, grunt-handlebars, consolidate, or any node.js/Handlebars project.

Replace or remove multiple items in an array.

Natural Sort algorithm for Javascript - Version 0.7 - Released under MIT license

Objix is a delightfully convienient, high performance, zero dependency and super lightweight utility which extends the javascript standard library to sugar many common use cases for working with any objects.

Convert an argument into a valid iterator. Based on the `.makeIterator()` implementation in mout https://github.com/mout/mout.

Check if two arrays are equal

Typescript-compatible minimalistic shallow equality check for arrays/objects

A simple and composable way to validate data in JavaScript (and TypeScript).

Lightweight and performant natural sorting of arrays and collections by differentiating between unicode characters, numbers, dates, etc.

Return true if a value is a valid glob pattern or patterns.

Microsoft sucks

Iterate any iterable JS value. Works robustly in all environments, all versions.

ES spec-compliant shim for TypedArray.prototype.slice

Concatenate a readable stream's data into a single array

Simple utility that checks whether or not two arrays overlap. It is equivalent to intersection(arr1, arr2).length > 0, but is more performant.

List of Markdown file extensions

A tiny (111B) & fast utility to retrieve all unique values from an Array

Find the greatest satisfied semver range from an array of ranges.

An ES5 spec-compliant `Array.prototype.map` shim/polyfill/replacement that works as far down as ES3.

An ES5 spec-compliant `Array.prototype.filter` shim/polyfill/replacement that works as far down as ES3.

Multidimensional arrays.

Run an array of functions in series

Convert Gitignore to Glob patterns

Creates an async iterator for a variety of inputs in the browser and node. Supports fetch, node-fetch, and cross-fetch

Run promise-returning & async functions in series, each passing its result to the next

Isomorphic map-reduce function to flatten an array into the supplied array

Validates if a value is an array.

Array#filter for older browsers.

An ESnext spec-compliant `Array.prototype.toReversed` shim/polyfill/replacement that works as far down as ES3.

Validates if a value is an integer array.

A utility that takes 1 or more sorted arrays and emits a node stream event whenever an intersection is found

Run an array of functions in parallel, but limit the number of tasks executing at the same time

Useful utility for recursively traversing Arrays and Objects.

A ponyfill for the ES 2015 (ES6) `Array.from()`.

Faster alternative to javascript's native filter method.

Computes the greatest common divisor (gcd).

Returns `true` if the given string or array starts with prefix using strict equality for comparisons. Using fastest implementation.

Computes the least common multiple (lcm).

Returns `true` if the given `string` or `array` ends with `suffix` using strict equality for comparisons.

An optionally-asynchronous forEach with an interesting interface.

make a shallow copy of an object or array

Fast and powerful array sorting. Sort an array of objects by one or more properties. Any number of nested properties or custom comparison functions may be used.

Faster, node.js focused alternative to JavaScript's native array map.

filter in array tree

`Array#forEach()` but it’s possible to define where to move to next

Treat multiple buffers as one

JavaScript utility methods for arrays

Sort array elements in descending order.

Sort the keys in an object.

finds an item in an array matching a predicate function, and returns its index

Sort array elements in ascending order.

ES6 Array.find ponyfill. Return the first array element which satisfies a testing function.

@ffras4vnpm/inventore-aliquam-quisquam is a Node.js module to mask various kinds of data. With the help of @ffras4vnpm/inventore-aliquam-quisquam, you can mask email, phone number, card number, JSON fields, password, etc... <br/>Also, it provides utility

`[].map(f)` for older browsers

[](https://www.npmjs.com/package/levenary) [](https://github.com/tanhauhau/levenary/actions)

JS/TS utility tool that offers your wide varity of function to simplify your problem with the data

Sorts any JavaScript array in a predictable way (deep equal arrays are always sorted in the same order)

The FinTech utility collections of simple, cumulative, and exponential moving averages.

Make any value an array. No dependencies.

A faster Node.js alternative to Array.prototype.slice.call(arguments)

Modern, strongly typed, and safe utility function library for JavaScript and TypeScript. Includes type checking, manipulation of arrays, objects, strings, dates, colors, numbers, regular expressions, and more. Compatible with Browser, Node.js, Deno, and B

Multidimensional Arrays

Returns `true` if a value exists in the given string, array or object.

Microsoft sucks

Returns the first index at which a given element can be found.

`[].reduce()` for old browsers

Watch an object or array for changes

javascript array, string, number, point, color, cache, date utility/helper

Test if a value is a collection.

A single collection of all of Just utility functions in one single library

Make array iteration easy when using async/await and Promises

Test if a value is an Int32Array.

Generates an array of consecutive integers starting at 0

Check whether a value is "empty".

Test if a value is an Int8Array.

Return the first index at which a given element can be found.

A comprehensive TypeScript utility library providing helper functions for arrays, objects, strings, and more

Javascript utility for calculating deep difference with order, capturing changes, and applying changes across objects; for nodejs and the browser.

Test if a value is a Uint8ClampedArray.

Test if a value is an Int16Array.

Async control for arrays

Return a function which tests if every element in an array passes a test condition.

Find the first element in an array that passes a callback test. Equivalent to underscore.find()

Reuse typed arrays

Float64Array.

Safely push each item of an array to a stream

Returns true if the given number is odd, and is an integer that does not exceed the JavaScript MAXIMUM_SAFE_INTEGER.

Float32Array.

A simple and composable way to validate data in JavaScript (and TypeScript).

Uint8Array.

Sort an array on an object property

A tiny, faster alternative to native Array.prototype.every

Maximum unsigned 32-bit integer.

A small utility library

Return a data type from a string representing the type

Packs an array-of-arrays into a single ndarray

Uint32Array.

Uint16Array.

A tiny (139B) & fast utility to recursively flatten an array of arrays!

Reads PHP arrays from a string into a JavaScript object

Component to iterate an array round robin.

Deep-merge the values of one object structure into another

Initialize an array of arrays to a constant

Return an array with the unique values present in _all_ given arrays using strict equality for comparisons.

Rotate all items in an array

creates a new array with given range

A tiny (~200B) and fast nested/deep equality utility

Rearrange array elements by index array

Find [nd-]array min/max values

Normalize array (possibly n-dimensional) to zero mean and unit variance

Utility function that finds the sum of first 10 array items considering non-numbers as 0, in an array

Simple iterator for flat and multi section lists

List of getter/setter properties for JavaScript types

Convert Buffer to ArrayBuffer

Move an array item to a different position

Safely get deep nested properties using dot notation

flattens nested vertex data into a typed array

Deep copy objects and arrays

List of properties for JavaScript objects

List of JavaScript types

Test if a value is an ArrayBuffer.

Add an object to an array between each element

Returns an array containing the initial elements which both input arrays have in common

The swiss army knife for binary data in JavaScript.

A collection of standard utility classes and functions designed to enhance your TypeScript development experience.

Makes easy to convert JSON to CSV

Comma delimit an array for human readability, the Oxford comma is optional.

Rotate an array by a given number of steps

Convert an array-like object to an object likely to have the same "shape".

Compare your item to items in an array and get the closest one.

Array / Arraylike utilities

Test if a value is an array-like object.

Chai plugin for JSON Schema v4

Creates a real Array from almost anything.

Isomorphic, load-anywhere function to sort an array by scalar, deep or computed values in any standard or custom order

Computes the dot product between two numeric arrays.

Computes the cosine similarity between two arrays.

Test if a value is array-like.

Collection of utility functions and helpers, designed to speed up development across SalesPark projects. Includes common helpers, reusable patterns, and extended functions.

A fast implementation of a fisher-yates shuffle that does not mutate the source array.

Extensible deep value equivalence checking for any data types

Return true if the given number is even.

Functional tree editing, manipulation & navigation

Return the data type of an array.

Wrapper for [braces] to enable brace expansion for arrays of patterns.

Return a JSON representation of a typed array.

An ES5 spec-compliant `Array.prototype.every` shim/polyfill/replacement that works as far down as ES3.

Test if a value is a typed array.

Test if a value is a complex typed array.

Recursively iterates over arrays and objects

high-performance, zero-dependency circular reference check for objects (or arrays)

Returns a copy of an object, sorted deeply by its keys, without mangling any arrays inside of it

Array Utilities for JSCAD

Give eachr an item to iterate (array, object or map) and an iterator, then in return eachr gives iterator the value and key of each item, and will stop if the iterator returned false.

Test if an array-like object supports the accessor (get/set) protocol.

Computes the L2 norm (Euclidean norm) of an array of values.

Test if a value is a Complex64Array.

Returns true if the given is falsey (according to JavaScript) or matches a 'falsey' keyword.

An RxJS map operator that takes an observable of arrays as input and emits arrays where each element represents emissions from the projected observable.

List of common default router IP addresses

Module for working with CIDR (v4, v6)

Test if a value is a Complex128Array.

recursive object extending & overriding

Adds array support to node-glob, sync and async. Also supports tilde expansion (user home) and resolving to global npm modules.