ua-parser-js

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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 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)
GET THE PRO PACKAGES 📥

Development

Contributors

Please read CONTRIBUTING guide first for the instruction details.

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Backers & Sponsors

Support the open-source editions of UAParser.js through one of the following options:

Similar packages

Other packages similar to ua-parser-js

device

The 'device' package is another npm package that allows you to parse user agent strings to determine device type (phone, tablet, desktop, etc.). It is simpler than ua-parser-js and does not provide detailed information about browser, engine, or OS.

platform

The 'platform' package is used for parsing and interpreting user agent strings. It provides information about the operating system, browser, and device in a structured format. It is similar to ua-parser-js but has a different API and may offer different levels of detail in the results.

bowser

Bowser is a browser detection library that is similar to ua-parser-js. It focuses on identifying browser type, version, and engine. It also provides methods to check if the browser matches certain criteria, which can be useful for feature detection and browser-specific adjustments.