UAParser.js

The most comprehensive, compact, & up-to-date 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).

Version 2.0

Before upgrading from v0.7 / v1.0, please read CHANGELOG to see what's new & breaking.

	Version 1.0	Version 2.0
License	MIT	AGPLv3	PRO Personal	PRO Business	PRO Enterprise
Browser detection	⚠️	✅	✅	✅	✅
CPU detection	⚠️	✅	✅	✅	✅
Device detection	⚠️	✅	✅	✅	✅
Engine detection	⚠️	✅	✅	✅	✅
OS detection	⚠️	✅	✅	✅	✅
Enhanced detection	⛔️	✅	✅	✅	✅
Client Hints support	⛔️	✅	✅	✅	✅
Extras (Apps, Bots, Libs, Emails, Media Players, etc)	⛔️	✅	✅	✅	✅
CommonJS support	✅	✅	✅	✅	✅
ES modules support	⛔️	✅	✅	✅	✅
npm module available	✅	✅	✅	✅	✅
TypeScript declarations available	⚠️	✅	✅	✅	✅
Allowed for commercial use	✅	✅	⛔️	✅	✅
Permissive license	✅	⚠️	✅	✅	✅
Unlimited use per 1 license	✅	✅	✅	⚠️	✅
1-year support	⛔️	⛔️	✅	✅	✅
Lifetime updates	✅	✅	✅	✅	✅
Price	FREE	FREE	$12	$25	$500
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Documentation

• v1.0: https://github.com/faisalman/ua-parser-js/tree/1.0.35#documentation
• v2.0: https://docs.uaparser.js.org/v2

Development

Contributors

Large or small, your contribution is valuable here. Please read CONTRIBUTING guide first for the instruction details.

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Backers & Sponsors

License

AGPLv3 License

Copyright (c) 2012-2023 Faisal Salman <f@faisalman.com>

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License along with this program. If not, see http://www.gnu.org/licenses/.