caolan/async
Async utilities for node and the browser
⚡ Executive Summary & Quick Facts
Authoritative Sourceasync is async is an open-source project written in JavaScript: Async utilities for node and the browser..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), caolan/async has accumulated 28,118 GitHub stars and 2,388 forks. It is written in JavaScript, licensed under MIT, and ranks #608 globally. It is actively maintained with the latest commit recorded on Nov 1, 2026.”
| Repository | caolan/async ↗ |
|---|---|
| Primary Category | async |
| Language & Stack | JavaScript |
| Software License | MIT |
| Community Traction | ★ 28.1K stars · ⑂ 2.4K forks · #608 globally |
| Maintenance | ● Active (Last commit: Nov 1, 2026) · 41 open issues |
| Target Audience | Developers and engineering teams building with JavaScript, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 100/100 · Grade A+Yes, async is actively maintained. Continuous telemetry recorded the last code commit on Nov 1, 2026 (12 days ago). Supported by 28,118 stars and 2,388 community forks, this repository holds a calculated health index of 100/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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+703
STARS · LAST 30 DAYS
23
PER DAY
#55
MOST-STARRED JavaScript
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +703 | +2.1K |
| Per day | 1 | 23 | 23 |
| Forks gained | +0 | +48 | +119 |
async gained 703 stars in the last 30 days, about 23 a day, and now has 28.1K. It is about 16 years old and has averaged roughly 1.8K stars a year. It ranks #55 among JavaScript repositories and #608 across all languages on GitHubRepo.
Trending Record
10
DAYS ON TRENDING
#7170
BEST RANK
Nov 2, 2026
FIRST APPEARANCE
Active
STATUS TODAY
async has maintained a continuous presence across global trending indexes, peaking at #7170. Below is the 30-day activity profile:
💡 Overview
async is an open-source project written in JavaScript: Async utilities for node and the browser.
Engineered for speed, consistency, and developer ease, it solves common hurdles in async, callbacks, javascript. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in JavaScript for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ npm install async⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Node.js >= 18 or modern Evergreen browser
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
async coordinates its core functionality through a modular JavaScript pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Production System Integration
Embed async into JavaScript backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open MIT license.
🚀 Getting Started
Install async using your package manager: `npm install async`
Initialize your project workspace or configuration file for async.
Import async into your codebase or invoke it directly from your terminal.
Execute your test suite or run `async --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with JavaScript, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
caolan/async is currently ranked #608 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #603 | bagisto/bagisto | PHP | ★ 28.4K | Compare ↗ |
| #604 | PrefectHQ/fastmcp | Python | ★ 28.4K | Compare ↗ |
| #605 | gastownhall/beads | Go | ★ 28.2K | Compare ↗ |
| #606 | mobxjs/mobx | TypeScript | ★ 28.2K | Compare ↗ |
| #607 | vernesong/OpenClash | JavaScript | ★ 28.1K | Compare ↗ |
| #608 | caolan/async This Project | JavaScript | ★ 28.1K | |
| #609 | jashkenas/backbone | JavaScript | ★ 28.1K | Compare ↗ |
| #610 | charmbracelet/glow | Go | ★ 27.9K | Compare ↗ |
| #611 | tokio-rs/axum | Rust | ★ 27.8K | Compare ↗ |
| #612 | cloudflare/pingora | Rust | ★ 27.8K | Compare ↗ |
| #613 | GraphiteEditor/Graphite | Rust | ★ 27.7K | Compare ↗ |
Frequently Asked Questions
What does async do? +
Async utilities for node and the browser
Is async actively maintained in 2026? +
Yes, async is actively maintained. The latest code push was recorded on Nov 1, 2026 (12 days ago). It holds a calculated Maintenance Health Score of 100/100 (A+ rating) with 28,118 stars and 41 open issues.
What language is async written in? +
The primary language is JavaScript. Topics include: async, callbacks, javascript.
How many stars does async have? +
async has 28,118 stars and 2,388 forks on GitHub.
How does async rank among GitHub repositories? +
With 28,118 stars, caolan/async is ranked #608 globally across all repositories tracked on GitHubRepo and #55 among JavaScript projects.
What license is async distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
