Package
ua-parser-js
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent & Client Hints data. Supports browser & node.js environment
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 23.9m
- +46% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 3
- Direct, from package.json
- Last release
- 4 months ago
- v2.0.10
- GitHub stars
- 10.2k
- 1.2k forks
- Open issues / PRs
- 13 / 2
- Contributors
- -
- Commits, last 52 weeks
- 128
Downloads
Last week 2026-09-15 to 2026-09-21
23,851,394 downloads last week, 105,464,015 in the last month. The 12-month change of +46% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 585 in total
- Latest version
- 2.0.10, 21 May 20264 months ago
- First published
- 28 Jul 2012
- Last push to GitHub
- 23 Sept 20261 day before the snapshot
- Repository archived
- No
- Open issues
- 13
- Open pull requests
- 2
- Commits, last 52 weeks
- 128
- Dependents on npm
- 2,921
Major versions
- v2 first release 2.0.0, 18 Nov 2024
- v1 first release 1.0.1, 22 Oct 2021
- v0 first release 0.3.0, 28 Jul 2012
Recent releases
| Version | Published |
|---|---|
| 2.0.10 | 21 May 2026 |
| 2.0.9 | 3 Feb 2026 |
| 2.0.8 | 13 Jan 2026 |
| 2.0.7 | 9 Dec 2025 |
| 2.0.6 | 10 Oct 2025 |
| 2.0.5 | 9 Sept 2025 |
| 1.0.41 | 19 Aug 2025 |
| 0.7.41 | 19 Aug 2025 |
| 2.0.4 | 24 Jun 2025 |
| 2.0.3 | 14 Mar 2025 |
| 2.0.2 | 9 Feb 2025 |
| 2.0.1 | 4 Feb 2025 |
| 1.0.40 | 21 Dec 2024 |
| 0.7.40 | 21 Dec 2024 |
- Module format
- ESM + CommonJSFrom package.json type, main and exports fields
- TypeScript types
- Bundled
- Node.js engine range
- *
- Runtimes
- -
- Unpacked size (npm)
- 1.3 MB
- Dependencies (3)
ua-is-frozendetect-europe-jsis-standalone-pwa
npm install ua-parser-jsCDN
jsDelivr: 263.3m requests in 30 days
- jsDelivr
https://cdn.jsdelivr.net/npm/ua-parser-js@2.0.10/ - unpkg
https://unpkg.com/ua-parser-js@2.0.10/ - esm.sh
https://esm.sh/ua-parser-js@2.0.10
Indexability: Indexed.