promise — open-source software health

npm

90Excellenthealth index

nodejs/undici

An HTTP/1.1 client, written from scratch for Node.js

JavaScript★ 7,650↓ 532M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

89Excellenthealth index

axios/axios

Promise based HTTP client for the browser and node.js

JavaScript★ 109.1K↓ 472M/moJul 13, 2026

MITJul 13, 2026 · metrics 1.13.0

Packagist

75Goodhealth index

amphp/amp

A non-blocking concurrency framework for PHP applications. 🐘

PHP★ 4,431↓ 3.4M/moJul 19, 2026

MITJul 19, 2026 · metrics 1.13.0

npm

69Moderatehealth index

jprichardson/node-fs-extra

Node.js: extra methods for the fs object like copy(), remove(), mkdirs()

JavaScript★ 9,605↓ 824M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

68Moderatehealth index

sindresorhus/globby

User-friendly glob matching

JavaScript★ 2,644↓ 339M/moJul 17, 2026

MITJul 17, 2026 · metrics 1.13.0

PyPI

64Moderatehealth index

celery/vine

Python promises

Python★ 128Jul 17, 2026

Custom licenseJul 17, 2026 · metrics 1.13.0

npm

63Moderatehealth index

sindresorhus/emittery

Simple and modern async event emitter

JavaScript★ 2,071↓ 187M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

62Moderatehealth index

sindresorhus/p-limit

Run multiple promise-returning & async functions with limited concurrency

JavaScript★ 2,905↓ 1.2B/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

61Moderatehealth index

sindresorhus/p-map

Map over promises concurrently

JavaScript★ 1,504↓ 391M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

Packagist

57Moderatehealth index

reactphp/promise

Promises/A implementation for PHP.

PHP★ 2,456↓ 9.1M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

56Moderatehealth index

3axap4eHko/asygen

0-Deps, simple and fast async generator library for browser and NodeJS.

TypeScript★ 0↓ 4,404/moJul 15, 2026

Custom licenseJul 15, 2026 · metrics 1.13.0

npm

56Moderatehealth index

gr2m/before-after-hook

wrap methods with before/after hooks

JavaScript★ 83↓ 123M/moJul 22, 2026

Apache-2.0Jul 22, 2026 · metrics 1.13.0

Packagist

56Moderatehealth index

php-http/promise

Promise used for asynchronous HTTP requests

PHP★ 1,808↓ 6.3M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

55Moderatehealth index

jakearchibald/idb-keyval

A super-simple-small promise-based keyval store implemented with IndexedDB

TypeScript · JavaScript★ 3,208↓ 26.7M/moJul 17, 2026

Custom licenseJul 17, 2026 · metrics 1.13.0

Packagist

55Moderatehealth index

reactphp/cache

Async, Promise-based cache interface for ReactPHP.

PHP★ 445↓ 6.8M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

53Moderatehealth index

sindresorhus/get-stream

Get a stream as a string, Buffer, ArrayBuffer or array

JavaScript★ 359↓ 701M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

53Moderatehealth index

vitaly-t/spex

:bulb: Specialized Promise Extensions

JavaScript★ 52↓ 2.7M/moJul 17, 2026

MITJul 17, 2026 · metrics 1.13.0

npm

52Moderatehealth index

sindresorhus/p-locate

Get the first fulfilled promise that satisfies the provided testing function

JavaScript · TypeScript★ 82↓ 1.2B/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

51Moderatehealth index

sindresorhus/p-timeout

Timeout a promise after a specified amount of time

JavaScript · TypeScript★ 305↓ 159M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

45At riskhealth index

sindresorhus/p-try

Start a promise chain

JavaScript · TypeScript★ 62↓ 362M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

43At riskhealth index

RyanZim/universalify

Make a callback- or promise-based function support both promises and callbacks.

JavaScript★ 111↓ 642M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

43At riskhealth index

bluejava/zousan

A Lightning Fast, Yet Very Small Promise A+ Compliant Implementation

JavaScript★ 127↓ 19K/moJul 16, 2026

MITJul 16, 2026 · metrics 1.13.0

PyPI

43At riskhealth index

syrusakbary/promise

Ultra-performant Promise implementation in Python

Python★ 367↓ 3.2M/moJul 21, 2026

MITJul 21, 2026 · metrics 1.13.0

npm

42At riskhealth index

maugenst/zip-a-folder

Forked the idea of @sole to zip a complete folder into a zip file but now using promises

TypeScript★ 77↓ 747K/moJul 18, 2026

No licenseJul 18, 2026 · metrics 1.13.0

npm

42At riskhealth index

thenables/thenify

Promisify a callback-based function

JavaScript★ 109↓ 259M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

41At riskhealth index

Yakima-Teng/nsuite

Your missing nodejs development suite!

JavaScript · TypeScript★ 0↓ 2,400/moJul 18, 2026

Apache-2.0Jul 18, 2026 · metrics 1.13.0

npm

39At riskhealth index

node-fetch/node-fetch

A light-weight module that brings the Fetch API to Node.js

JavaScript★ 8,857↓ 656M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

38At riskhealth index

pbrink231/quickbooks-node-promise

Quickbooks library for OAuth2 using promises

TypeScript★ 12↓ 3,542/moJul 15, 2026

ISCJul 15, 2026 · metrics 1.13.0

npm

38At riskhealth index

thenables/thenify-all

Promisifies all the selected functions in an object

JavaScript★ 57↓ 259M/moJul 22, 2026

MITJul 22, 2026 · metrics 1.13.0

npm

36At riskhealth index

trenskow/custom-promise

A extendable class for making custom promises.

JavaScript★ 2↓ 661/moJul 15, 2026

BSD-2-ClauseJul 15, 2026 · metrics 1.13.0

#promise