Package
eventsource-polyfill
A browser polyfill for W3C EventSource (http://www.w3.org/TR/eventsource/)
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 201.2k
- -26% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 0
- Direct, from package.json
- Last release
- 11 years ago
- v0.9.6
- GitHub stars
- 179
- 26 forks
- Open issues / PRs
- 5 / 3
- Contributors
- -
- Commits, last 52 weeks
- 0
Downloads
Last week 2026-09-15 to 2026-09-21
201,241 downloads last week, 667,598 in the last month. The 12-month change of -26% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- -
- Latest version
- 0.9.6, 28 Feb 201511 years ago
- First published
- -
- Last push to GitHub
- 25 Oct 20231,065 days before the snapshot
- Repository archived
- No
- Open issues
- 5
- Open pull requests
- 3
- Commits, last 52 weeks
- 0
- Dependents on npm
- 539
Major versions
-
Recent releases
-
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- None
- Node.js engine range
- Not declared
- Runtimes
- -
- Unpacked size (npm)
- -
- Dependencies (0)
- None
npm install eventsource-polyfill- jsDelivr
https://cdn.jsdelivr.net/npm/eventsource-polyfill@0.9.6/ - unpkg
https://unpkg.com/eventsource-polyfill@0.9.6/ - esm.sh
https://esm.sh/eventsource-polyfill@0.9.6
| Package | Weekly downloads | Gzip | Last release | Module | Comparison |
|---|---|---|---|---|---|
| event-source-polyfill | 1.6m | - | 4 years ago | - | - |
| @moq/web-socket-stream | 25.6k | - | 2 months ago | ESM only | - |
| @rexxars/eventsource-polyfill | 21.8k | - | 6 years ago | CommonJS | - |
Indexability: Indexed.