Package

cometd

Comet and WebSocket library for web messaging

v9.0.1, 10 Jun 2026Apache-2.0ESM onlyTypes: BundledWebSockets and realtime

$ npm install cometd

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 10.3k; +17% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 3 months ago; v9.0.1
GitHub stars: 27; 17 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 4

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.

10,261 downloads last week, 55,021 in the last month. The 12-month change of +17% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 9.0.1, 10 Jun 20263 months ago
First published: -
Last push to GitHub: 10 Jun 2026106 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 4
Dependents on npm: 41

Major versions

Recent releases

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 172 kB
Dependencies (0): None

Install

npm install cometd

CDN

jsDelivr: 209.8k requests in 30 days

jsDelivrhttps://cdn.jsdelivr.net/npm/cometd@9.0.1/
unpkghttps://unpkg.com/cometd@9.0.1/
esm.shhttps://esm.sh/cometd@9.0.1

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

Indexability: Indexed.