JSPM

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.

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.

Composite utilities (immutability, fp helpers)

Handlebars + Helpers = Fumanchu

Essential Handlebars helpers in TypeScript. A modernized collection of 8 core helper categories with TypeScript support and ESM compatibility.

More than 150 Handlebars helpers in 17 categories. Works in browsers and in Node.js.

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.

Usefull array helpers.

Usefull array helpers.

Array assertion helpers for the Chai assertion library

Essential JavaScript helpers

Genetic programming helpers & strategies (tree based & multi-expression programming)

Minimal async jobs utility library, with streams support

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

More than 130 Handlebars helpers in ~20 categories.

A collection of helpers functions for working with arrays

Many javascript helpers

Collection of common helpers and utils for both JavaScript and NodeJS with TypeScript support

A handy utils package with time, random, string helpers, etc...

[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

A set of helpers in TS/JS, compatible with tree-shaking, for array.

Functional tree editing, manipulation & navigation

Get the first fulfilled promise that satisfies the provided testing function

MAM Helpers

Get the first path that exists on disk of multiple paths

Get the native type of a value.

Array#isArray for older browsers

Determines if an object can be used as an array

Tiny queue data structure

Fill in a range of numbers or letters, optionally passing an increment or `step` to use, or create a regex-compatible range with `options.toRegex`

User-friendly glob matching

prelude.ls is a functionally oriented utility library. It is powerful and flexible. Almost all of its functions are curried. It is written in, and is the recommended base library for, LiveScript.

Run an array of functions in parallel

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Create an array of unique values, in order, from the input arrays

List of binary file extensions

Returns true if a value is a plain object, array or function.

Robustly get the byte offset of a Typed Array

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

Is this value a JS ArrayBuffer?

Is this value a JS SharedArrayBuffer?

Flatten nested arrays

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.

A simple list of possible Typed Array names.

A list of SPDX license identifiers

extend like a boss

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

Robustly get the length of a Typed Array

Array and object immutable helpers inspired by lodash

Convert a value to an array

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.

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

Array manipulation, ordering, searching, summarizing, etc.

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

TypedArray polyfill for old browsers

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

Creates a shallow clone of any JavaScript value.

Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

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.

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 few common utility template tags for ES2015

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

Combines a list of arrays, returning a single array with unique values, using strict equality for comparisons.

Helprjs is a JavaScript library that provides a whole mess of useful functional programming helpers without extending any built-in objects

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

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.

Create an array by repeating the given value n times.

Recursively flatten an array or arrays.

Map `visit` over an array of objects.

Create an array without duplicates

Utils for working with JavaScript classes and prototype methods.

Iterator abstraction based on ES6 specification

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

Get a compare function for array to sort

Turn anything into an array

Isomorphic, functional type-checking for Javascript

Guarantees an array back

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

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

List of text file extensions

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

ES2015 `Array#findIndex()` ponyfill

Join paths and globs.

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

Array methods for ES6 Iterators

Like an array, but rounder.

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

Removes duplicates from a sorted array in place

Get the longest item in an array.

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

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

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

Replace or remove multiple items in an array.

Typescript-compatible minimalistic shallow equality check for arrays/objects

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

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

Check if two arrays are equal

Microsoft sucks

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

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

List of Markdown file extensions

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

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

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

Run an array of functions in series

Validates if a value is an array.

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

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

Get the last or last n elements in an array.

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

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

Array#filter for older browsers.

Validates if a value is an integer array.

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

A collection of mostly functional programming helpers

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

Faster alternative to javascript's native filter method.

Computes the greatest common divisor (gcd).

Get all but the last element or last n elements of an array.

An optionally-asynchronous forEach with an interesting interface.

Computes the least common multiple (lcm).

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.

make a shallow copy of an object or array

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

Sort the keys in an object.

Sort array elements in ascending order.

Sort array elements in descending order.

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

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

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

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

Make any value an array. No dependencies.

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

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

Multidimensional Arrays

Microsoft sucks

Watch an object or array for changes

Generates an array of consecutive integers starting at 0

`[].reduce()` for old browsers

Make array iteration easy when using async/await and Promises

Check whether a value is "empty".

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

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

Test if a value is a Float64Array.

Float32Array.

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

Test if a value is an array.

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

Test if a value is a Uint32Array.

Reuse typed arrays

Sort an array on an object property

Safely push each item of an array to a stream

Maximum unsigned 32-bit integer.

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

Float64Array.

Test if a value is a Uint8Array.

Test if a value is a Uint16Array.

Uint8Array.

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

Packs an array-of-arrays into a single ndarray

Return a data type from a string representing the type

Uint32Array.

Test if a value is a Float32Array.

Uint16Array.

Deep-merge the values of one object structure into another

Initialize an array of arrays to a constant

Rotate all items in an array

Convert Buffer to ArrayBuffer

creates a new array with given range

Rearrange array elements by index array

Find [nd-]array min/max values

Simple iterator for flat and multi section lists

Move an array item to a different position

List of getter/setter properties for JavaScript types

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

flattens nested vertex data into a typed array

Deep copy objects and arrays

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

List of properties for JavaScript objects

List of JavaScript types

The swiss army knife for binary data in JavaScript.

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

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

Array / Arraylike utilities

Computes the dot product between two numeric arrays.

Computes the cosine similarity between two arrays.

Creates a real Array from almost anything.

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

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

Chai plugin for JSON Schema v4

Merge two lists, trying to preserve the order of both

Extensible deep value equivalence checking for any data types

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

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

Return true if the given number is even.

Recursively iterates over arrays and objects

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

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

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

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

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

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

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.

List of common default router IP addresses

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

Flatten a nested array.

Module for working with CIDR (v4, v6)

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

🔧 Fast, modern, and practical utility library for FP in TypeScript.

A utility function to index arrays by any criteria

recursive object extending & overriding

Turn an array into a list of comma-separated values, appropriate for use in an English sentence.

Sort string index ranges

Reduce an array to unique values, optionally into a separate array.

Object -> [[key0, value0], [key1, value1]...]

Run an array of functions in series, each passing its results to the next function (waterfall)

Lazily initialized properties for objects

Asynchronous iterator function for parallel processing.

Pipe an Array through Node.js streams

Join all elements of an array and create a human-readable string

Parse dotenv files for Boolean, Array, and Number variable types, built for CrocodileJS

Helpers used in react projects

Check if the given value is an Array

Promised First-In-First-Out buffer. Await on push to be told when a value is consumed and await on shift for a value to consume when the buffer is empty.

Composite utilities (immutability, fp helpers)

Randomize the order of the elements in a given array.

Fast intersection of multiple arrays

Read, write or test a data structure's nested property via a string like 'my.nested.property'. It works through arrays and objects.'

Like lodash's _.defaultsDeep, but with array preservation

Async array reduce. Asynchronously applies a function against an accumulator and each element in an array (from left to right, in series) to reduce it to a single value.

Common typescript ready prototypes available in both CommonJS and ECMAScript

Returns an array filled with the specified input