
UAParser.js
UAParser.js: the essential web development tool for user agent detection. A JavaScript library to detect Browsers, OS, Devices, Bots, Apps, AI Crawlers, and more. Run either in the browser (client-side) or on node.js (server-side).
Contribute
Become a financial contributor.
Financial Contributions
Top financial contributors
Organizations
$480 USD since Feb 2022
$200 USD since Oct 2023
$170 USD since Mar 2021
$128.44 USD since May 2023
$50 USD since Feb 2024
$24 USD since Oct 2021
$20 USD since Mar 2025
$5 USD since Sep 2022
$5 USD since Sep 2024
$1 USD since Apr 2021
Individuals
$3,000 USD since Sep 2025
$1,500 USD since Feb 2023
$68.87 USD since Feb 2025
$50 USD since Dec 2021
$19 USD since Jul 2024
$15 USD since Dec 2022
$6 USD since Jul 2021
$5 USD since Jan 2023
$5 USD since Dec 2025
UAParser.js is all of us
Our contributors 21
Thank you for supporting UAParser.js.
Faisal Salman
Arpit
🥇 Gold Sponsors
$3,000 USD
51Degrees
🥇 Gold Sponsors
$1,500 USD
HTTP Toolkit
$480 USD
DYTE
🎖️ Backers
$200 USD
Gitpod
🎖️ Backers
$170 USD
THANKS.DEV
$128 USD
Ali Nehzat
$69 USD
Денис Житняков
$50 USD
Real Targeted...
$24 USD
Rad Web Hosting
🎖️ Backers
$20 USD
Budget
Transparent and open finances.
Credit from Agung Sundoro to UAParser.js •
$446.30 USD
$4,953.75 USD
$4,507.45 USD
$3,038.00 USD
About
{UAParser.js} abstracts away the hassle of User-Agent detection by turning them into a set of well-structured & meaningful data so you can focus on what really matters.
Now, detecting browser is as simple as ua.getBrowser()
Our team
Faisal Salman



.png)
