JSPM

A JavaScript extension package for building strong and modern applications.

Compose promise-returning & async functions into a reusable pipeline

Extends Chai with assertions about promises.

Throttle promise-returning & async functions

Async module-loading library and protocol for bundlers/loaders targeting isomorphic apps and Node.js.

Run some code when the process exits (supports async hooks and pm2 clustering)

Run promise-returning & async functions concurrently with optional limited concurrency

`AsyncIterator.prototype`, or a shared object to use.

Watch globs and execute a function upon change, with intelligent defaults for debouncing and queueing.

validate form asynchronous

Run an array of functions in series

Take care of your `spawn()`

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

Wait for multiple callback

`timers/promises` for client and server.

Modular and fast Promises implementation

Memoize promise-returning & async functions

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

An optionally-asynchronous forEach with an interesting interface.

Execute an async function per stream data event, pausing the stream when a concurrency limit is saturated

The scrypt password-based key derivation function with sync and cancellable async.

Modern and scalable routing for React applications

A simple asynchronous tool

A node- and browser-ready async (now with promises) counterpart of Array.prototype.forEach

Promisified setTimeout

A lightweight Promises/A+ and when() implementation, plus other async goodies.

Convert any object to thenable

Runs a list of async tasks, passing the results of each into the next one

Wait for expectation to be true, useful for integration and end to end testing

The JavaScript Task Runner

Async/await wrapper for easy error handling in js

In memory queue system prioritizing tasks

Wait for any promise to be fulfilled

Modern and scalable routing for React applications

Apply an async function to each Array element in series.

Modern and scalable routing for React applications

Make a promise always fulfill with its actual fulfillment value or rejection reason

Settle promises concurrently and get their fulfillment value or rejection reason

An utility belt for working with streams using async iterators

Wait for a specified number of promises to be fulfilled

Coalesces multiple promises for the same identifier into a single request

support for asynchronous development with a Promise based task Scheduler, several different Promise implementations (synchronous, idle, asynchronous and native runtime wrappers), await helpers, and aliases all built and tested using TypeScript.

Modern and scalable routing for React applications

a runtime interface

Modern and scalable routing for React applications

Abortable async function helpers

Map-like, concurrent promise processing for Node.js

Node.js test runner that lets you develop with confidence.

Turns async function into sync via JavaScript wrapper of Node event loop

YouTube IFrame Player API abstraction.

Modern and scalable routing for React applications

The fastest key/value storage for React Native. ~30x faster than AsyncStorage! Works on Android, iOS and Web.

Parser for FTP server responses

Modern and scalable routing for Web applications

Make array iteration easy when using async/await and Promises

async.mapLimit's functionality available as a standalone npm module

A sane FTP client implementation for NodeJS

Resolve a path by walking parent directories.

Oboe.js reads json, giving you the objects as they are found without waiting for the stream to finish

Test whether a path exists on the filesystem.

Bundle results of async functions calls into one callback with all the results

Creates a value/error pair to mimic promise behavior

Read the entire contents of a file.

Async/await error handling support for expressjs

Get the arguments of a function, arrow function, generator function, async function

Modern version of setInterval for promises and async functions available in Node.js and browsers.

Async value container

An implementation of Domain-like error handling, built on async_hooks

Transform async/await to promise chains

Add a callback to the next tick queue.

call your callbacks in a waterfall, at speed

Zero-overhead asynchronous parallel/each/map function call

Evaluate asynchronous tasks with configurable concurrency.

Cancelable Async Flows: a wrapper to treat generators as cancelable async functions

Zero-overhead asynchronous series/each/map function calls

Flush promises in tests

An event emitter implementation with async support in mind

RxJS based middleware for Redux. Compose and cancel async actions and more.

A plugin for the Acorn parser that understands the ES7 keywords async and await

Efficient stream sharing for most.js

Modern and scalable routing for React applications

Loading wrapper and TypeScript types for the PayPal JS SDK

Automagically generates command-line interfaces (CLI) for any module. Expected options and help sections are created automatically based on parameters names, with support to async. It can be installed globally, in order to *execute* any module, or .js fil

Transform streams with async functions, preserving order

horsepower for your modules

Automated browser testing for the modern web development stack.

SQLite client for Node.js applications with SQL-based migrations API written in Typescript

Make streams thenable

Debounce promise-returning & async functions

Maintained fork of later. Determine later (or previous) occurrences of recurring schedules

Library that can be used to retry functions that return promise

Asynchronous flow control with a functional taste to it

A simple and non-blocking PNG encoder / decoder.

Tiny async loader for modern browsers

Make bluebird work with the continuation-local-storage module.

Mutex locks for async functions

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

Chainable asynchronous flow control with sequential and parallel primitives and pipeline-style error handling

A module for sequencing and executing tasks and dependencies in maximum concurrency

async parallellimitmethod as module.

A lightweight promise library

The next generation of events handling for javascript! New: abstract away the network!

Fast, reliable cipher, hash and hmac methods executed in Node's threadpool for multi-core throughput.

Caching DNS resolve

ES7 async-await wrapper for the csv package.

Promisify any of: callback function, sync function, generator function, promise-returning function

Simple, consistent sync or async process spawning

Express Error Handler for Async Functions

A tiny version of Golang's WaitGroup with typings, promises, and zero dependencies.

Create a lazy promise that defers execution until it's awaited or when `.then()`, `.catch()`, or `.finally()` is called

Asynchronous Array Utilities (for await)

rawStream.pipe(JSONStream.parse()).pipe(streamOfObjects)

seriously like the best async child process library

Parse ePub electronic book files with Node.JS

Read or write to a stream using while and await, not event handlers.

Generic browser priority queue.

A lean Promises and Async lib for ES6/ES7

Simply gzip and ungzip in Node.js with promises

Wrapper above react-select that supports pagination on menu scroll

Checks whether a command line command exists in the current environment.

Asynchronous iterator function for parallel processing.

Just like EventEmitter, but with support for callbacks and interuption of the listener-chain

Parse a function into an object using espree, acorn or babylon parsers. Extensible through Smart Plugins

co with bluebird promises

Async hook

Modern and scalable routing for React applications

Test whether all promises passes a testing function

Better Queue for NodeJS

Retry a promise-returning or async function

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Convert event emitters and event targets to ES async iterators

Async middleware for JavaScript and TypeScript

Cooperative multi-tasking for Javascript

zip and unzip library for node

Simple asynchronous middleware pattern

Pipe functions in a Unix-like style. It supports Promises (async) anywhere in the pipeline and every step will be executed sequentially. The return (resolve in case of Promises) of each function will be passed in as an argument to the next one

Asynchronous String.prototype.replace()

Modern and scalable routing for React applications

With Bruno CLI, you can now run your API collections with ease using simple command line commands.

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.

Waits until the given predicate function returns a truthy value, then resolves

A lightweight Deferred implementation, on top of Promises/A+

Enables simple, yet robust handling of async action creators in Redux

Modern and scalable routing for React applications

Ambi lets you execute any function ambidextrously; providing you the ability to execute any function (be it synchronous, asynchronous, returns, callbacks, promises) as if it returned a promise.

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

Higher order functions for iterators and async iterators

DOM Promise and Promises/A+ implementation for Node.js and browsers

The iterable toolbox

generator async control flow goodness

Modern and scalable routing for React applications

CLI Simple, Stupid. Automatic discovery of parameters names. Provides an easy and minimal setup by passing in only a function reference without the need of declaring all expected options names or create a help section by hand. Support to sync / async. Sup

Asynchronous IO (for Azure Open Source Projects)

`Promise.all` and `Promise.allSettled` with concurrency option and async iterable result

async conditional execution for async.js or standalone usage

Modern and scalable routing for React applications

Tiny, dependency free promisify library.

Async loader for google maps api (browser, typescript)

Runs Promises in a pool that limits their concurrency.

A readable async stream which can be iterated over using a for-await-of loop.

Modern and scalable routing for React applications

Modern and scalable routing for React applications

multiple hash functions

Concurrency using chainable async iterables, such as task pool, event queue, pub/sub, merge, chunk, throttle, etc.

OpenAPI common code for Azure Tools.

Modern and scalable routing for React applications

Modern and scalable routing for React applications

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Detects missing await on async function calls

Create a transform stream using await instead of callbacks

ES6 Tagged Template for compiling HTML template streams.

Modern and scalable routing for React applications

Modern and scalable routing for React applications

Modern and scalable routing for React applications

Group together synchronous and asynchronous tasks and execute them with support for concurrency, naming, and nesting.

Modern and scalable routing for applications

A toolbox of utilities to help with async (promise-based) transformations

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

Modern and scalable routing for React applications

LazyLoad is a lightweight (2.4 kB) and flexible script that speeds up your web application by deferring the loading of your below-the-fold images, videos and iframes to when they will enter the viewport. It's written in plain "vanilla" JavaScript, it leve

Lightweight lazy streams in TypeScript

React hooks for RxJS Observables. Simple, flexible, testable and performant.

A little retry tool to execute a function until the function is successful. Can also bind a timeout to a function. This lib is usable in typescript, in javascript, in node, in SPA tools (rest, Vue, Svelte...) and browser (available in ESM and common js fo

Common URI handling code.

Modern and scalable routing for React applications

Make an asynchronous function synchronous

Enhances html-webpack-plugin functionality with async and defer attributes for script elements

Create a duplex stream from a readable and a writable stream.

Run promise-returning & async functions in series

A module for batching individual promises to improve their collective efficiency.

Timeout a promise after a specified amount of time. This is a fork of sindresorhus/p-timeout, but with CommonJS support.

A version of map-stream with support for callbacks, promises, observables and streams.

FantasyLand compliant (monadic) alternative to Promises

Amazon S3 client for upload/download files

Light-weight Fetch implementation transparently supporting both HTTP/1(.1) and HTTP/2

function try-catch wrapper for promises

Promise wrapper over MQTT.js

Asynchronous side effects, without the nonsense

A module for managing ES6 promise concurrency, frequency, and efficiency.

A simple implementation of async.parallel

Helper for memoizing async functions and methods

Promise queue with concurrency control. This is a fork of sindresorhus/p-queue, but with CommonJS support.

jQuery style Deferreds

Next-generation ZeroMQ bindings for Node.js

async queuemethod as module.

Async/await wrapper with error handling, retry and error override

SAX based evented streaming JSON parser in JavaScript (browser and node)

Convert a Cypress chain into a promise for use with async/await

Compose generator and async/await middleware

Like `Promise.all()` but for `Map` and `Object`

Modern and scalable routing for React applications

A bluebird wrapper for node-mysql

Basic wrapper for await that allows handling of errors without try/catch blocks

The lightweight, dependency-free, dark-theme aware table component for your Mantine UI data-rich applications, featuring asynchronous data loading support, pagination, intuitive Gmail-style additive batch rows selection, column sorting, custom cell data r

Mutex locks for async functions with functionality to use keys for separate locks

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

Read an exact number of bytes from a binary (async) iterable

A wrapper for asynchronous http requests

Modern and scalable routing for React applications

Run and compose async tasks. Easily define groups of tasks to run in series or parallel.

AES crypto native module for react-native

Write a JSON file to disk, also creates intermediate directories in the destination path if they don't already exist.

Promise-based asynchronous readers-writers lock

Use async helpers in templates with engines that typically only handle sync helpers. Handlebars and Lodash have been tested.

$(document).ready() for the 21st century

Compatible version of p-queue

Run promises in parallel, but throttled

Adds support for managing template helpers to your base application.

An async stream which can be iterated over using a for-await-of loop.

A Synchronous Promise.resolve. Preserve Sync/Async. Only Go Async If Necessary.

A Node.js queue library with controllable concurrency and rate limiting

 

async ensureasyncmethod as module.

Run async tasks one by one.

A library for creating powerful and flexible finite state machines. Loosely inspired by Erlang/OTP's gen_fsm behavior.

Utilities for debouncing and throttling functions in React.

Practical, lightweight flow control for Node.js. Supports `await`, callbacks and promises.

A small embeddable Promise polyfill

Elegant command execution with built-in control flow

Control flow for pull streams.

The best job scheduler for Node.js and JavaScript with cron, dates, ms, later, and human-friendly support. Works in Node v12.17.0+, uses worker threads to spawn sandboxed processes, and supports async/await, retries, throttling, concurrency, and cancelab

Create a promise with a timeout.

A modern tooling library for asynchronous operations using async/await, promises and async generators

A go style channel implementation that works nicely with co

A promise-based events emitter

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CSP-style channel library using ES7 async/await keywords

Generator & Coroutine-based task runner. Fasten your seatbelt.

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

Aigle is an ideal Promise library, faster and more functional than other Promise libraries