awesome-micro-npm-packages

is-sorted

A small module to check if an Array is sorted

array-first

Get the first element or first n elements of an array

array-last

Return the last element in an array

arr-flatten

Recursively flatten an array or arrays

dedupe

Remove duplicates from an array

array-range

Creates a new array with given range

arr-diff

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

filled-array

Returns an array filled with the specified input

map-array

Map object keys and values into an array

in-array

Return true if any of passed values exists in array - faster than using indexOf

unordered-array-remove

Efficiently remove an element from an unordered array without doing a splice

array-swap

Swap position of two items in an array

mirrarray

Creates a keymirror object from an array of valid keys

group-array

Group array of objects into lists

array.chunk

Split array/TypedArray to chunks of given size

fast-cartesian

Fast cartesian product

decamelize

Convert a camelized string into a lowercased one with a custom separator: unicornRainbow → unicorn_rainbow

pad-left

Left pad a string with zeros or a specified string

to-camel-case

Convert a string to a camel case

to-capital-case

Convert a string to a capital case

to-constant-case

Convert a string to a constant case

to-dot-case

Convert a string to a dot case

to-no-case

Remove an existing case from a string

to-pascal-case

Convert a string to a pascal case

to-sentence-case

Convert a string to a sentence case

to-snake-case

Convert a string to a snake case

to-space-case

Convert a string to a space case

to-title-case

Convert a string to a title case

node-slug

slugifies even utf-8 chars

rtrim

Strip whitespace - or other characters - from the end of a string

slice.js

Javascript library to enhance String.substring / Array.slice with python slice style

strip-ansi

Strip ANSI escape codes

striptags

An implementation of PHP's strip_tags in Node.js

parse-next-json-value

Parse next JSON value from string allowing extraneous characters after value

pluralize

A very tiny library to pluralize words

pretty-ms

Convert milliseconds to a human readable string: 1337000000 → 15d 11h 23m 20s

hirestime

A wrapper around the built-in high resolution timer which simplifies the calculation of timestamps

periods

Defined time-periods constants for Javascript, in milliseconds

fecha

Javascript Date formatting and parsing

akamai-time-reference

Get reference time using Akamai's time reference service

timeago.js

A tiny(~1.7kb) library used to format date with statement

count-days-in-month

Get the number of days in a given month

time-stamp

Get a formatted timestamp

twas

Generate a relative time string (Example: "3 seconds ago")

map-obj

Map object keys and values into a new object

filter-obj

Filter object keys and values into a new object

object-values

Get the values of an object

object-pairs

Turn an object into list of [key, value] pairs for mapping, iterating or other purposes

zipmap

Returns a map with the keys mapped to the corresponding vals. zipmap also accepts a single value of objects or pairs

just-pluck

Pluck without the madness

deep-equal

Node's assert.deepEqual() algorithm as a standalone module

deep-assign

Recursive Object.assign()

set-value

Create nested values and any intermediaries dot notation ( ) paths

get-value

Use property paths (a.b.c) to get a nested value from an object

has-value

Returns true if a value exists, false if empty. Works with deeply nested values using dot notation ( ) paths

has-key-deep

Deep-search objects for keys. Keys can be searched by providing an array of keys, or using a dot-notiation

flatkeys

Flatten object key hierarchies into a list of strings using a custom separator

flatten-obj

Converts an object literal with deeply nested nodes to a simple key/value object

is-empty-object

Check if an object is empty

stringify-object

Stringify an object/array like JSON.stringify just without all the double-quotes

sorted-object

Returns a copy of an object with its keys sorted

static-props

Defines static object attributes using

missing-deep-keys

Returns an array of keys from first object that are missing in second

has-own-property

Check if an object has a local property

merge-objects

Deep-merge two objects. Arrays that are values of the same object key get concatenated

deep-object-diff

Deep diff two JavaScript Objects while preserving the data structure. Including nested structures of Arrays and Objects

compose-function

Compose a new function from smaller functions

curry

A curry function without anything too clever

once

Run a function exactly one time

deep-bind

Bind a context to all functions in an object, including deeply nested functions

Always return the input argument

mem

An optimization technique used to speed up consecutive function calls by caching the result of calls with identical input

throttle-debounce

Throttle/debounce your functions

compose-tiny

A very tiny and fast compose function

is-even

A good way to tell if a number is even or not (avoids type issues). Uses and under the hood

is-number

Returns if the value is a number

is-odd

A good way to tell if a number is odd or not (avoids type issues). Uses under the hood

easy-math.js

A tiny easy math library including addition, multiplication, subtraction, and division

my-prime

A good way to tell if a number is prime or not

fun-gcd

A tiny math library to get gcd of two numbers using Euclidean algorithm

through2

Tiny wrapper around Node streams2 Transform to avoid explicit subclassing noise

through2-filter

A through2 to create an Array.prototype.filter analog for streams

through2-map

A through2 to create an Array.prototype.map analog for streams

stream-spigot

A readable stream generator, useful for testing or converting simple functions into Readable streams

concat-stream

writable stream that concatenates strings or data and calls a callback with the result

JSONStream

streaming JSON.parse and stringify

through2-map-promise

A small promise-based wrapper for through2

pump

pipe streams together and close all of them if one of them closes

split

Break up a stream and reassemble it so that each line is a chunk

is-stream

Check if something is a Node.js stream

syncthrough

Transform your data as it pass by, synchronously

pify

Promisify a callback-style function

promise-all-props

Like but for object properties

sleep-promise

Resolves a promise after a specified delay

is-promise

Test whether an object looks like a promises-a+ promise

quetie

Just the cutest and tiniest queue/deque implementation!

rimraf

A deep deletion module for node (like rm -rf)

Recursively mkdir, like mkdir -p

du

A simple JavaScript implementation of du -sb

file-size

Lightweight filesize to human-readable / proportions w/o dependencies

tmp

Temporary file and directory creator for node.js

fs-promise

Node fs methods as Promise/A+ (optional fs-extra, graceful-fs)

read-git-user

Reads the username and email from and returns it as json object

delegate

Lightweight event delegation

Insert a string of css into the head

dom-element-value

DOM element value getter/setter

image-promise

Load one or more s in a Promise

get-media-size

Get the original size of any / / / tags or canvas context

document-ready

Document ready listener for modern browsers

copee

Copy text from browser to clipboard...natively!

semver

The semantic version parser used by npm

semver-max

Find maximum (or minimum) version according to semver

semver-first-satisfied

Find minimum in an array of version that satisfies a semver range

abbrev

Calculate the set of unique abbreviations for a given set of strings

glob

Glob functionality for node.js

username

Get the username of the current user

Parse argument options

png-to-ico

Convert png to windows ico format

help-version

Easily handle --help and --version arguments in your CLI application

pkg-conf

Get namespaced config from the closest package.json

normalize-pkg

Normalize values in package.json to improve compatibility, programmatic readability and usefulness with third party libs

is-generator

Check whether a given value is a generator function

uuid

Generate RFC-compliant UUIDs in JavaScript

node-mime

Comprehensive MIME type mapping API based on mime-db module

not-defined

Checks if foo is not defined, i.e. undefined, null, an empty string, array or object

is-fqdn

Check if a string represent a fully qualified domain name

shurley

Parses URLs from user input (with potential typos in protocols, bad copy+paste, etc.) and returns a proper URL

mime-type-check

Get the MIME type of a file by its extension

nanoid

A tiny (130 bytes), secure, URL-friendly, unique string ID generator for JavaScript

npm-deprecated-check

Check for deprecated packages and recommend alternative packages

awesome-nodejs

A curated list of delightful Node.js packages and resources

awesome-npm

Awesome npm resources and tips