# @cumulus/common

> Common utilities used across tasks

Latest version **22.4.0** (published 2026-09-02) · Apache-2.0 license · 0 weekly downloads

## Install

```sh
npm install @cumulus/common
pnpm add @cumulus/common
yarn add @cumulus/common
bun add @cumulus/common
```

## Health

**Score 55/100 (C)** — status: active.

Positive: no vulnerabilities; recently updated; high maintenance score.

Warnings: low downloads; no types; no esm support.

## Facts

| | |
|---|---|
| Version | 22.4.0 |
| Published | 2026-09-02 |
| First published | 2018-01-11 |
| Weekly downloads | 0 |
| License | Apache-2.0 |
| TypeScript types | none |
| Module format | CommonJS |
| Dependencies | 0 |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 303 |
| Author | Cumulus Authors |
| Maintainers | cumuluspublisher, nsidc_kovarik, jennyhliu, npauzenga, ppilone84, etcart |
| Keywords | GIBS, CUMULUS, NASA |

## Links

- npm: https://www.npmjs.com/package/@cumulus/common
- Repository: https://github.com/nasa/cumulus
- Homepage: https://github.com/nasa/cumulus/tree/master/packages/common
- Issues: https://github.com/nasa/cumulus/issues
- npm.io page: https://npm.io/package/@cumulus/common

## Recent versions

- 22.4.0 (latest) — 2026-09-02
- 21.3.5 (release-v21.3.5) — 2026-06-03
- 20.3.3 (release-v20.3.3) — 2026-04-16
- 21.2.1 (release-v21.2.1) — 2026-03-18
- 21.3.2-testlerna.0 (release-v21.3.2-testlerna.0) — 2026-03-02
- 21.3.1-alpha.0 (release-v21.3.1-alpha.0) — 2026-01-28
- 20.3.2 (release-v20.3.2) — 2025-12-04
- 20.2.3 (release-v20.2.3) — 2025-12-03
- 21.0.0-echo10 (release-v21.0.0-echo10) — 2025-11-21
- 20.3.1 (release-v20.3.1) — 2025-10-14
- 20.2.2 (release-v20.2.2) — 2025-10-08
- 20.1.3-alpha.2 (release-v20.1.3-alpha.2) — 2025-05-15
- 20.1.3-alpha.1 (release-v20.1.3-alpha.1) — 2025-05-15
- 20.1.3-alpha.0 (release-v20.1.3-alpha.0) — 2025-05-14
- 18.5.6 (release-v18.5.6) — 2025-04-11
- … 250 more at https://npm.io/package/@cumulus/common/versions

## README

# @cumulus/common

Common libraries used in Cumulus.

## Usage

```bash
  npm install @cumulus/common
```

## About Cumulus

Cumulus is a cloud-based data ingest, archive, distribution and management prototype for NASA's future Earth science data streams.

[Cumulus Documentation](https://nasa.github.io/cumulus)

## General Utilities

* [@cumulus/common/aws](./aws.js) - Utilities for working with AWS. For ease of
  setup, testing, and credential management, code should obtain AWS client
  objects from helpers in this module.
* [@cumulus/common/concurrency](./concurrency.js) - Utilities for writing concurrent code
* [@cumulus/common/errors](./errors.js) - Classes for thrown errors
* [@cumulus/common/log](./log.js) - muting or potentially shipping logs to
  alternative locations
* [@cumulus/common/string](./docs/API.md#module_string) - Utilities for
  manipulating strings
* [@cumulus/common/test-utils](./test-utils.js) - Utilities for writing tests
* [@cumulus/common/URLUtils](./docs/API.md#module_URLUtils) - a collection of
  utilities for working with URLs
* [@cumulus/common/util](./docs/API.md#module_util) - Other misc general
  utilities

## Contributing

To make a contribution, please [see our contributing guidelines](https://github.com/nasa/cumulus/blob/master/CONTRIBUTING.md).

---
_Source: https://npm.io/package/@cumulus/common · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._