Package
@fastly/performance-observer-polyfill
<h1 align="center" style="border-bottom: none;">🔎 PerformanceObserver Polyfill</h1> <p align="center"> <a href="https://travis-ci.org/fastly/performance-observer-polyfill"> <img alt="Travis" src="https://img.shields.io/travis/fastly/performance-obs
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 44.7k
- - over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 1
- Direct, from package.json
- Last release
- 5 years ago
- v2.0.0
- GitHub stars
- 32
- 1 forks
- Open issues / PRs
- 0 / 12
- Contributors
- -
- Commits, last 52 weeks
- 0
No weekly download data in the snapshot.
44,693 downloads last week, 213,513 in the last month. No 52-week series has been fetched yet.
- Releases, last 12 months
- -
- Latest version
- 2.0.0, 23 Feb 20215 years ago
- First published
- -
- Last push to GitHub
- 5 Jan 2024993 days before the snapshot
- Repository archived
- No
- Open issues
- 0
- Open pull requests
- 12
- Commits, last 52 weeks
- 0
- Dependents on npm
- 3
Major versions
-
Recent releases
-
- Module format
- ESM + CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- Not declared
- Runtimes
- -
- Unpacked size (npm)
- 320 kB
- Dependencies (1)
tslib
npm install @fastly/performance-observer-polyfill- jsDelivr
https://cdn.jsdelivr.net/npm/@fastly/performance-observer-polyfill@2.0.0/ - unpkg
https://unpkg.com/@fastly/performance-observer-polyfill@2.0.0/ - esm.sh
https://esm.sh/@fastly/performance-observer-polyfill@2.0.0
Indexability: Indexed.