JavaScript Promise

Open-source JavaScript projects categorized as Promise

Top 23 JavaScript Promise Projects

  1. axios

    Promise based HTTP client for the browser and node.js

    Project mention: Spine v1: Stop Making Claude Rediscover Your Codebase Every Time You Open a Repo | dev.to | 2026-05-02

    git clone https://github.com/axios/axios.git cd axios

  2. SaaSHub

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  3. window.fetch polyfill

    A window.fetch JavaScript polyfill.

  4. node-fetch

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

    Project mention: JavaScript Awesome Package | dev.to | 2026-02-03

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

  5. apisauce

    Axios + standardized errors + request/response transforms.

  6. Fluture

    🦋 Fantasy Land compliant (monadic) alternative to Promises

  7. emittery

    Simple and modern async event emitter

  8. postmate

    📭 A powerful, simple, promise-based postMessage library.

  9. opossum

    Node.js circuit breaker - fails fast ⚡️

    Project mention: Microservices Communication: gRPC vs REST, Message Queues, and Sagas | dev.to | 2026-05-02

    In production, use a library like opossum for Node.js or rely on your service mesh (Istio, Linkerd) to handle circuit breaking at the infrastructure level:

  10. p-map

    Map over promises concurrently

    Project mention: Rethinking Async Loops in JavaScript | news.ycombinator.com | 2025-10-20

    If you're going to use a lib like pLimit to limit the concurrency of a map, just use pMap which accepts an argument to limit the concurrency and makes it more readable and straightforward

    https://github.com/sindresorhus/p-map?tab=readme-ov-file#usa...

  11. download

    Download and extract files (by kevva)

  12. wayne

    Wayne: Open Source Service Worker Routing library for in browser HTTP requests

  13. posterus

    Composable async primitives with cancelation, control over scheduling, and coroutines. Superior replacement for JS Promises.

  14. throat

    Throttle a collection of promise returning functions

  15. log-process-errors

    Show some ❤️ to Node.js process errors

  16. express-promise-router

    A lightweight wrapper for Express 4's Router that allows middleware to return promises

  17. kitsu

    🦊 A simple, lightweight & framework agnostic JSON:API client (by wopian)

  18. rubico

    [A]synchronous Functional Programming

  19. Filehound

    Flexible and fluent interface for searching the file system

  20. p-state

    Inspect the state of a promise

  21. promiviz

    Visualize JavaScript Promises on the browser. Visualize the JavaScript Promise APIs and learn. It is a playground to learn about promises faster, ever!

  22. react-use-promise

    React hook for handling promises.

  23. smalltalk

    Promise-based Alert, Confirm and Prompt replacement (by coderaiser)

  24. promise-breaker

    Helps you write libraries that accept both promises and callbacks.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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JavaScript Promise related posts

  • Spine v1: Stop Making Claude Rediscover Your Codebase Every Time You Open a Repo

    2 projects | dev.to | 2 May 2026
  • Microservices Communication: gRPC vs REST, Message Queues, and Sagas

    1 project | dev.to | 2 May 2026
  • Axios CVE-2025–62718: The Silent SSRF Bug That Could Be Hiding in Your Node.js App Right Now

    1 project | dev.to | 17 Apr 2026
  • Axios: Unrestricted Cloud Metadata Exfiltration via Header Injection Chain

    1 project | news.ycombinator.com | 10 Apr 2026
  • Post Mortem: axios NPM supply chain compromise

    2 projects | news.ycombinator.com | 2 Apr 2026
  • Sign-up form is a weapon

    1 project | news.ycombinator.com | 2 Apr 2026
  • Active Supply Chain Attack on axios 1.14.1

    1 project | news.ycombinator.com | 30 Mar 2026
  • A note from our sponsor - SaaSHub
    www.saashub.com | 8 Jun 2026
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Index

What are some of the best open-source Promise projects in JavaScript? This list will help you:

# Project Stars
1 axios 109,090
2 window.fetch polyfill 25,985
3 node-fetch 8,857
4 apisauce 2,886
5 Fluture 2,496
6 emittery 2,062
7 postmate 1,922
8 opossum 1,653
9 p-map 1,499
10 download 1,304
11 wayne 582
12 posterus 545
13 throat 482
14 log-process-errors 469
15 express-promise-router 383
16 kitsu 294
17 rubico 283
18 Filehound 223
19 p-state 134
20 promiviz 100
21 react-use-promise 95
22 smalltalk 87
23 promise-breaker 85

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