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# UAParser.js The most comprehensive, compact, and up-to-date JavaScript library to detect user's browser, OS, CPU, and device type/model. Also detect bots, apps, and more. Runs seamlessly in the 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. # Package & Pricing
Open-Source Editions PRO / Commercial Editions
License options MIT (v1.x) AGPL (v2.x) PRO Personal PRO Business PRO Enterprise
Browser Detection ⚠️ ✅ ✅ ✅ ✅
CPU Detection ⚠️ ✅ ✅ ✅ ✅
Device Detection ⚠️ ✅ ✅ ✅ ✅
Rendering Engine Detection ⚠️ ✅ ✅ ✅ ✅
OS detection ⚠️ ✅ ✅ ✅ ✅
Enhanced+ Accuracy ❌ ✅ ✅ ✅ ✅
Bot Detection ❌ ✅ ✅ ✅ ✅
AI Detection ❌ ✅ ✅ ✅ ✅
Extra Detections (Apps, Libs, Emails, Media Players, Crawlers, and more) ❌ ✅ ✅ ✅ ✅
Client Hints Support ❌ ✅ ✅ ✅ ✅
CommonJS Support ✅ ✅ ✅ ✅ ✅
ESM Support ❌ ✅ ✅ ✅ ✅
TypeScript Definitions ✅ ✅ ✅ ✅ ✅
npm Module Available ✅ ✅ ✅ ✅ ✅
Direct Downloads Available ✅ ✅ ✅ ✅ ✅
Commercial Use Allowed ✅ ✅ ❌ ✅ ✅
Permissive (non-Copyleft) License ✅ ❌ ✅ ✅ ✅
No Open-Source Obligations ✅ ❌ ✅ ✅ ✅
Unlimited End-Products ✅ ✅ ✅ ❌ ✅
Unlimited Deployments ✅ ✅ ✅ ❌ ✅
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 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)