Package
weak-map
A WeakMap shim for Node.js and browsers
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 1m
- +31% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 0
- Direct, from package.json
- Last release
- 4 years ago
- v1.0.8
- GitHub stars
- 36
- 3 forks
- Open issues / PRs
- 2 / 1
- Contributors
- -
- Commits, last 52 weeks
- 0
Downloads
Last week 2026-09-15 to 2026-09-21
1,004,597 downloads last week, 5,111,010 in the last month. The 12-month change of +31% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 07 in total
- Latest version
- 1.0.8, 15 Feb 20224 years ago
- First published
- 6 Aug 2013
- Last push to GitHub
- 15 Feb 20221,683 days before the snapshot
- Repository archived
- No
- Open issues
- 2
- Open pull requests
- 1
- Commits, last 52 weeks
- 0
- Dependents on npm
- 34
Major versions
- v1 first release 1.0.0, 6 Aug 2013
Recent releases
| Version | Published |
|---|---|
| 1.0.8 | 15 Feb 2022 |
| 1.0.5 | 29 May 2014 |
| 1.0.4 | 20 Mar 2014 |
| 1.0.3 | 25 Jan 2014 |
| 1.0.2 | 5 Jan 2014 |
| 1.0.1 | 5 Dec 2013 |
| 1.0.0 | 6 Aug 2013 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- None
- Node.js engine range
- Not declared
- Runtimes
- -
- Unpacked size (npm)
- 32 kB
- Dependencies (0)
- None
npm install weak-map- jsDelivr
https://cdn.jsdelivr.net/npm/weak-map@1.0.8/ - unpkg
https://unpkg.com/weak-map@1.0.8/ - esm.sh
https://esm.sh/weak-map@1.0.8
Indexability: Indexed.