Package

hpack.js

HPACK implementation

v2.1.6, 18 Sept 2016MITCommonJSTypes: None

$ npm install hpack.js

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 14.4m; +8% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 4; Direct, from package.json
Last release: 10 years ago; v2.1.6
GitHub stars: 41; 1 forks
Open issues / PRs: 3 / 0
Contributors: -
Commits, last 52 weeks: 0

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.

14,399,828 downloads last week, 59,684,056 in the last month. The 12-month change of +8% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 09 in total
Latest version: 2.1.6, 18 Sept 201610 years ago
First published: 13 Jun 2015
Last push to GitHub: 18 Sept 20163,658 days before the snapshot
Repository archived: No
Open issues: 3
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 415

Major versions

v2 first release 2.0.0, 16 Jun 2015
v1 first release 1.0.0, 13 Jun 2015

Recent releases

Version	Published
2.1.6	18 Sept 2016
2.1.5	18 Sept 2016
2.1.4	11 Aug 2015
2.1.3	13 Jul 2015
2.1.2	16 Jun 2015
2.1.0	16 Jun 2015
2.0.0	16 Jun 2015
1.1.0	15 Jun 2015
1.0.0	13 Jun 2015

Compatibility

Module format: CommonJSFrom package.json type, main and exports fields
TypeScript types: None
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): -
Dependencies (4): obufwbufinheritsreadable-stream

Install

npm install hpack.js

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/hpack.js@2.1.6/
unpkghttps://unpkg.com/hpack.js@2.1.6/
esm.shhttps://esm.sh/hpack.js@2.1.6

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

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