Key numbers
As of 25 Sept 2026
- Weekly downloads
- 70.1m
- +60% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 3
- Direct, from package.json
- Last release
- 1 year ago
- v1.1.1
- GitHub stars
- -
- Open issues / PRs
- - / -
- Contributors
- -
- Commits, last 52 weeks
- -
Downloads
Last week 2026-09-15 to 2026-09-21
70,119,845 downloads last week, 304,509,178 in the last month. The 12-month change of +60% 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
- 1.1.1, 13 Dec 20241 year ago
- First published
- 24 Jan 2015
- Last push to GitHub
- -
- Repository archived
- -
- Open issues
- -
- Open pull requests
- -
- Commits, last 52 weeks
- -
- Dependents on npm
- 1,294
Major versions
- v1 first release 1.0.0, 24 Jan 2015
Recent releases
| Version | Published |
|---|---|
| 1.1.1 | 13 Dec 2024 |
| 1.1.0 | 2 Dec 2024 |
| 1.0.4 | 8 May 2021 |
| 1.0.3 | 21 Nov 2019 |
| 1.0.2 | 21 Sept 2018 |
| 1.0.1 | 26 Jan 2015 |
| 1.0.0 | 24 Jan 2015 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- >= 0.4
- Runtimes
- -
- Unpacked size (npm)
- 26 kB
- Dependencies (3)
call-boundhas-symbolssafe-regex-test
npm install is-symbol- jsDelivr
https://cdn.jsdelivr.net/npm/is-symbol@1.1.1/ - unpkg
https://unpkg.com/is-symbol@1.1.1/ - esm.sh
https://esm.sh/is-symbol@1.1.1
Indexability: Not indexed (discovery only): GitHub data not fetched yet; no category.