JSPM

A map function that can map over almost anything.

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

List of video file extensions

A function for iterating over objects, arrays, strings and ranges

Remembers the highest/lowest values in a data set of any size.

Collection of image extensions

Circular fixed size array

Convert Gitignore to Glob patterns

Bind data arrays to any type of JS objects

Creates and makes an array without duplicates. Even with array of objects with a specified matcher.

A parallel, asynchronous implementation of forEach in ES6 with a configurable maximum degree of parallelism.

Group array of objects into lists.

Sparse array implementation in JS with no dependencies

Simple javascript lib for converting a [comma || space] delimited string to an array

Blazing fast, tree-shakeable, type-safe, modern utility library to sort any type of array in less than 1 KB!

Convert base64/datauri/plain string to ArrayBuffer

Randomize the order of items in an array

A BBCode to AST Parser part of @bbob

Utility for modifying / processing the contents of Javascript objects or arrays via object notation strings or globs.

compare two collections

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

Count leading zeros in a Buffer (clz)

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

flatten() utility function

Check if an object is an array or a typed array

An ES-spec-compliant (proposed) Array.prototype.at shim/polyfill/replacement that works as far down as ES3

Prettier plugin to force all arrays to be multiline.

Works like String.prototype.replace but outputs an array. Useful for replacing parts of the string with objects of other types.

MongoDB-style object operators makes array manipulation easy: where/order/update/view

Set of (possibly rotated) arrays

Swap two items in an array. Does not modify the Array prototype.

When you want array.some but not array.every. Useful when you need to determine partially selected states - like partially selecting tree nodes when some but not all child nodes are checked.

Convert an array to a csv formatted string

find all combinations from array

Implementation of paper 'An O(ND) Difference Algorithm and Its Variations' on array

Convert any binary data to ArrayBuffer

Asynchronously calls a function on each element in an array in parallel.

Run promise-returning & async functions in series

List of US states and territories.

In an array of objects, this enables a property on the object at the specified index, while disabling the property on all other objects.

a map from arrays of values to values

Invoke getter/setter functions on array-like objects

Replaces `arr.includes(val)' with `arr.indexOf(val) >= 0`.

dedupes an array

Detect which ES6 (ES2015 and above) features are available

Chunk converts arrays like `[1,2,3,4,5]` into arrays of arrays like `[[1,2], [3,4], [5]]`.

Casts the given value to a flatten array, and removes falsey items (similar to lodash compact).

Composite utilities (immutability, fp helpers)

Maximum length for a typed array.

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

return the number of bytes in a unicode string

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

Transforms nested values of complex objects

Get the Depth of a Multi-Dimensional Array of Values

Create a filled generic array.

Memory-Aware Statistical Calculations

Retrieves the value of a specified property from all elements in the collection.

Test if a value is a collection.

Maximum unsigned 32-bit integer.

Check whether a value is empty or blank, includes string whitespace support

Fun with Iterables

Create a zero-filled generic array.

Test if a value is an Int32Array.

Uint8ClampedArray.

qsu is a utility library that contains useful and frequently used functions. Start with your preferred language and the modern development environment.

Multi-Dimensional Functions. Create, Query, and Transform Multi-Dimensional Data.

Shuffle Array based on a Seed

Quickest Way to get the Minimum Value of an Array of Numbers (Typed or Untyped)

Compute the cartesian product of an array.

Helper library for getting all of the states and territories of the United States in the specific format that you need.

Sort the keys of an object recursively

Treat your $PATH like a JavaScript Array

Create an object from from arrays of keys and values

Validates if a value is array-like.

Transforms nested keys of complex objects

Int16Array.

Int8Array.

Array#filter() with also detecting indexes of filtered values

Easily create a normalized inquirer choices question. Supports all of the `choices` question types: checkbox, list, rawlist, expand

Test if a value is an Int8Array.

Array-map like function for objects.

Quickest Way to get the Maximum Value of an Array of Numbers (Typed or Untyped)

Converts an array of items with ids and parent ids to a nested tree in a performant `O(n)` way. Runs in browsers and node.

HashMap Class for JavaScript

Fuzzy match a command from a list (typo-safety)

write logs to js Array

Put non-empty strings into arrays, turn empty-ones into empty arrays. Bypass everything else.

Allows deep cloning of plain objects that contain primitives, nested plain objects, or nested plain arrays.

common javascript utils that can be required selectively that assume es5+

Component-wise operations on ndarrays

Copy or deep clone a value to an arbitrary depth.

Check if a value is an array or a typed array

Get or set a deep value using a keypath string. Supports bracket and dot notation

Fast, generic JavaScript/node.js utility functions.

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

List of prototype properties for JavaScript types

short-circuited, asynchronous version of Array.protototype.some

Get the Smallest and Largest Possible Numbers for a Typed Array

Computes array dimensions.

Perform data joins with any type of JS objects

Sort an array using the merge-sort algorithm.

Computes the Tversky index between two sequences.

WebGL buffer wrapper

Int32Array.

Test if a value is a Uint8ClampedArray.

Test if a value is an Int16Array.

Push items to an array at their correct sort-position

Sorts ndarrays in place

A convenient way to return a JSX fragment without the wrapping `div` element and not worry about the version of React.

Advance to the next item in the array looping when hitting the end.

Find the index to insert an element in array keeping the sort order.

Maximum length for a generic array.

Vertex array object wrapper/shim for WebGL

Get the index of the first element in an array that returns truthy for the given value, using strict equality for comparisons.

Type checking for JSON values

Get Pokémon names

return a grouped object from array

Consumes a defaults object with booleans, generates all possible variations of it

Do not repeat anymore your objects transformations.

Array of "block level elements" defined by the HTML specification

Returns an element from an array when it matches a condition

Arrays.

Compare string arrays

Generate a range array for numbers

Multidimensional arrays.

Determine the best order for running async functions, and run them

Converts iterable objects into readable streams.

Component to iterate an array round robin.

Ensure a value is an array and wrap it if it is not an array

Remove circular references from objects

Soft Asserts JSON, Array and other data

Copy or deep clone a value to an arbitrary depth.

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

Returns true if the callback returns truthy for all elements in the given array.

Iterates over the elements in an array, returning an array with only the elements for which the callback returns truthy.

Convert a string to utf8 byte array or vice versa.

Checks if the given value is an array or array-like object.

Big Array object that allows to handle arrays with a huge number of elements.

Convert ArrayBuffer to string

Fixes key names for HTTP form data, to ensure that arrays are handled correctly.

A [Chai](http://chaijs.com/) plugin that allows for assertions on each item in an array

A tiny JavaScript library for converting arrays of strings to compound subjects

Get a random item from an array

Calculates the Cartesian product between multiple collections.

Functional tools for JS arrays

Complex128Array.

Complex64Array.

Test if a value is an ArrayBuffer.

format multiline strings using tagged templates, instead of puting all lines into an array and joining to a string

Allows deep cloning of plain objects that contain primitives, nested plain objects, or nested plain arrays.

Add an object to an array between each element

Like Array#indexOf but for objects used like hashes

Reinterpret a Complex64Array as a Float32Array.

Extended JS Map with Array-like methods

Convert an 'address:port' string to an array [address:string, port:number]

Save file dialog in browser, write file to disk in node

The Type Conversion Library. Numbers, Strings, Arrays, Maps, Objects, and Iterators.

Copies missing properties to the target object.

Get all chunks of a stream

Convert a plain array of nodes (with pointers to parent nodes) to a tree

Given an array, pick a random element and return it.

Uniquely flexible and light-weight utility for cloning and deep (recursive) merging of JavaScript objects. Supports descriptor values, accessor functions, and custom prototypes. Provides advanced options for customizing the clone/merge process.

Parse string into array of string elements

Asynchronously calls a function on each element in an array in series.

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

🐊Putout plugin adds ability to convert array copy to slice

Convert ArrayBuffer to Buffer

Test if a value is an array-like object.

Reinterpret a Complex128Array as a Float64Array.

Test if a value is array-like.

A lightweight javascript diff library for comparing two javascript object nested with supporting matching by value of the object's choosen key name in array.

Filter array elements with Promises

🐊Putout plugin adds ability to convert anonymous to arrow function

Decode the frames of a gif.

🐊Putout plugin adds ability to remove useless Array constructor

Return the data type of an array.

Sort objects and arrays of objects nested deeply within other objects or arrays

returns an array of grouped elements, taking n-th element from every given array

Copy values from x into y.

Return a JSON representation of a typed array.

Extract javascript comments on per character basis. Comment object compatible with `acorn-extract-comments` and Esprima format.

Test if a value is a typed array.

Test if a value is a complex typed array.

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

Polyfill to provide array.find on IE.

Return an accessor function for setting an element in an indexed array-like object.

Transform all for-of loops into the equivalent array for loop

Generate markdown table from array of objects

Produces a new array, sorted in ascending order

Splits array into groups of n items each

A toolkit for deep structure manipulations, provides deep merge/clone functionality out of the box, and exposes hooks and custom adapters for more control and greater flexibility.

Check if an Array is sorted

Frequent default values

Compare two arrays of objects, finding added, removed, updated and identical objects. Details the differences between updated objects.

Return an accessor function for retrieving an element from an array-like object supporting the get/set protocol.

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

Test if a value is a Complex64Array.

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

Return an accessor function for retrieving an element from an indexed array-like object.

Return an accessor function for setting an element in an array-like object supporting the get/set protocol.

Like _.pullAll but with globs (wildcards)

Produces a new array, sorted in given order

Chained and parallel async iterator in one elegant function.

easy deduplication of array values

return a flattened array

Effectively merge arrays of objects into a single array by merging objects with the same key (property).

Test if a value is a Complex128Array.

Cycle through the items of an array

List of ndarray data types.

Estlint rule - no async callbacks for array methods

Return early from reduce

Extract the first JSON object or array from a string

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Check whether a value is nonblank.

Reads PHP arrays from a string into a JavaScript object

Extends the d3 extent functionality to allow multiple accessors, padding and date support

Computes the cartesian product of arrays provided by an array or an object

Converts a Node readable stream into an array

Remove object keys that have empty values.

Collection of ~170 lightweight, composable transducers, reducers, generators, iterators for functional data transformations

Tiny queue data structure. This is a fork of sindresorhus/yocto-queue, but with CommonJS support.

Sorting and matching utility using configurable string, glob, regular expression, and/or function matchers

Validates if a value is a nonnegative integer array.

Wrap and validate optional values

[](https://travis-ci.org/callmecavs/array-intersect) [

Extended native JavaScript Array which provides indexed lookup similar to native Map.

An implementation of `Array.prototype.flatMap` as specified by Brian Terlson in https://github.com/bterlson/proposal-flatMap

make "X, Y, and Z"-style lists from arrays

A doubly linked list implementation

A one-liner function that flattens arrays.

Returns true if an array has duplicate elements or a string has duplicate characters.

A chai plugin to validate json files

Like _.includes but with wildcards

Test if a value is an array-like object of numbers.

Module for returning arrays with a specific length by padding values.

Process thousands of asynchronous or synchronous jobs, concurrently or sequentially, safely and efficiently, without creating thousands of closures.

return the last member of an array

Sorts items in descending order of length.

Calculate the sum of strided array elements using pairwise summation.

Wraps around an array or string and transforms certain methods into case-insensitive versions.

Removes specified values from the end of an array.

Async control for arrays

Split a string of arguments into an array

Returns true if a value is an array containing the specified number of elements.

Events and more for arrays

An Extensive JavaScript Standard Library.

A better Array.prototype.every(). Supports iterables, whitelist testing, and more.

returns the union of two arrays

Is the input (plain object, array, string or whatever) not empty?

Converts value to an integer suitable for use as the length of an array-like object.