Package

cbor2

Encode and parse data in the Concise Binary Object Representation (CBOR) data format (RFC8949).

v2.3.0, 5 Mar 2026MITESM onlyTypes: Bundled

$ npm install cbor2

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 207k; +376% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 1; Direct, from package.json
Last release: 6 months ago; v2.3.0
GitHub stars: 119; 12 forks
Open issues / PRs: 6 / 3
Contributors: -
Commits, last 52 weeks: 44

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

207,018 downloads last week, 973,700 in the last month. The 12-month change of +376% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 2.3.0, 5 Mar 20266 months ago
First published: -
Last push to GitHub: 21 Mar 2026187 days before the snapshot
Repository archived: No
Open issues: 6
Open pull requests: 3
Commits, last 52 weeks: 44
Dependents on npm: 83

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=20
Runtimes: -
Unpacked size (npm): 111 kB
Dependencies (1): @cto.af/wtf8

Install

npm install cbor2

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/cbor2@2.3.0/
unpkghttps://unpkg.com/cbor2@2.3.0/
esm.shhttps://esm.sh/cbor2@2.3.0

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): no category.