[![https://uaparser.dev](https://raw.githubusercontent.com/faisalman/ua-parser-js/gh-pages/images/uap-header.png)](https://uaparser.dev) [![https://uaparser.dev](https://github.com/user-attachments/assets/9f30f3d4-5cfe-441c-8f86-ead7c955f940)](https://uaparser.dev) [![https://uaparser.dev](https://github.com/user-attachments/assets/50da50fc-7c8a-46e3-a2bc-6a8249914372)](https://uaparser.dev) [![https://uaparser.dev](https://github.com/user-attachments/assets/9f2aaff0-a9b4-4ac9-bdf3-eea8081a2582)](https://uaparser.dev)

# UAParser.js The most comprehensive, compact, & up-to-date isomorphic JavaScript library to detect user's Browser, Engine, OS, CPU, and Device type/model. Runs either in browser (client-side) or node.js (server-side). # Demo * Live demo: https://uaparser.dev # Documentation * `version 1.x` : https://github.com/faisalman/ua-parser-js/tree/1.0.x#documentation * `version 2.x` : https://docs.uaparser.dev Before upgrading from `v0.7` / `v1.0`, please read [CHANGELOG](CHANGELOG.md) to see what's new & breaking. # License Options

	Open-Source Editions		PRO / Commercial Editions
License options	MIT (v0.7~v1.0)	AGPL (>=v2.0)	PRO Personal	PRO Business	PRO Enterprise
Browser detection	⚠️	✅	✅	✅	✅
CPU detection	⚠️	✅	✅	✅	✅
Device detection	⚠️	✅	✅	✅	✅
Engine detection	⚠️	✅	✅	✅	✅
OS detection	⚠️	✅	✅	✅	✅
Bot detection	❌	✅	✅	✅	✅
AI Bot detection	❌	✅	✅	✅	✅
Extras (Apps, Libs, Emails, Media Players, etc) detection	❌	✅	✅	✅	✅
Enhanced detection result	❌	✅	✅	✅	✅
Client Hints support	❌	✅	✅	✅	✅
CommonJS support	✅	✅	✅	✅	✅
ES modules support	❌	✅	✅	✅	✅
npm module	✅	✅	✅	✅	✅
TypeScript declarations	⚠️	✅	✅	✅	✅
Allows commercial use	✅	✅	❌	✅	✅
Permissive (non-copyleft) license	✅	❌	✅	✅	✅
Unlimited use per 1 license	✅	✅	✅	❌	✅
1-year product support	❌	❌	✅	✅	✅
Lifetime updates	✅	✅	✅	✅	✅
Price	FREE (License)	FREE (License)	$14 (License)	$29 (License)	$599 (License)
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# Development ## Contributors Please read [CONTRIBUTING](CONTRIBUTING.md) guide first for the instruction details.

Made with [contributors-img](https://contrib.rocks). ## Backers & Sponsors

You can support the open-source editions of UAParser.js through one of the following options: [![OpenCollective](https://img.shields.io/badge/OpenCollective-dddddd?style=for-the-badge&logo=opencollective&color=dddddd )](https://opencollective.com/ua-parser-js) [![GitHub Sponsors](https://img.shields.io/badge/GitHub_Sponsors-333333?style=for-the-badge&logo=githubsponsors&color=333333 )](https://github.com/sponsors/faisalman) [![PayPal](https://img.shields.io/badge/Paypal-003087?style=for-the-badge&logo=paypal&color=003087 )](https://paypal.me/faisalman) [![WeChat/Alipay](https://img.shields.io/badge/Other_Payment_Methods-Alipay_/_WeChat_Pay-09b83e?style=for-the-badge&logo=mastercard&color=09b83e )](https://store.faisalman.com/buy/3d71f2f3-cf4d-473c-892a-9d4497c890be)

GET THE PRO PACKAGES 📥

패키지	다운로드	Stars	크기	Issues	발행일	라이선스

ua-parser-js	15,797,089	9,784	1.23 MB	22	2ヶ月前	AGPL-3.0-or-later