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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).
Collective - Host: opensource - https://opencollective.com/ua-parser-js - Website: https://uaparser.dev/ - Code: https://github.com/faisalman/ua-parser-js

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Jun 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jun 2026

-0.1 USD - Host Fee

opensource - 02 Jun 2026

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 May 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 May 2026

-0.1 USD - Host Fee

opensource - 02 May 2026

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Apr 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Apr 2026

-0.1 USD - Host Fee

opensource - 02 Apr 2026

-2.0 USD - Yearly financial contribution to Mocha

mochajs - 02 Apr 2026

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 02 Mar 2026

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Mar 2026

-50.0 USD - Host Fee

opensource - 02 Mar 2026

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Mar 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Mar 2026

-0.1 USD - Host Fee

opensource - 02 Mar 2026

-425.0 USD - Update Version 2.0.9

faisalman - 03 Feb 2026

-2.31 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 03 Feb 2026

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 02 Feb 2026

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Feb 2026

-50.0 USD - Host Fee

opensource - 02 Feb 2026

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Feb 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Feb 2026

-0.1 USD - Host Fee

opensource - 02 Feb 2026

-35.0 USD - Documentation Update

faisalman - 27 Jan 2026

-0.9 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 27 Jan 2026

-425.0 USD - Update Version 2.0.8

faisalman - 13 Jan 2026

-2.29 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 13 Jan 2026

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 02 Jan 2026

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jan 2026

-50.0 USD - Host Fee

opensource - 02 Jan 2026

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Jan 2026

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jan 2026

-0.1 USD - Host Fee

opensource - 02 Jan 2026

5.0 USD - Monthly financial contribution to UAParser.js (🎖️ Backers)

hoo - 17 Dec 2025

-0.45 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 17 Dec 2025

-0.5 USD - Host Fee

opensource - 17 Dec 2025

-425.0 USD - Update version 2.0.7

faisalman - 09 Dec 2025

-2.31 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 09 Dec 2025

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 02 Dec 2025

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Dec 2025

-50.0 USD - Host Fee

opensource - 02 Dec 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Dec 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Dec 2025

-0.1 USD - Host Fee

opensource - 02 Dec 2025

-425.0 USD - Update Version 2.0.6

faisalman - 04 Nov 2025

-2.31 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 04 Nov 2025

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 02 Nov 2025

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Nov 2025

-50.0 USD - Host Fee

opensource - 02 Nov 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Nov 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Nov 2025

-0.1 USD - Host Fee

opensource - 02 Nov 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Oct 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Oct 2025

-0.1 USD - Host Fee

opensource - 02 Oct 2025

-425.0 USD - Update Version 2.0.5

faisalman - 30 Sep 2025

-2.31 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 30 Sep 2025

500.0 USD - Monthly financial contribution to UAParser.js (🥇 Gold Sponsors)

arpit5 - 26 Sep 2025

-14.8 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 26 Sep 2025

-50.0 USD - Host Fee

opensource - 26 Sep 2025

-5.21 USD - Update Version 0.7.41 / 1.0.41

faisalman - 23 Sep 2025

-0.79 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 23 Sep 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Sep 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Sep 2025

-0.1 USD - Host Fee

opensource - 02 Sep 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Aug 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Aug 2025

-0.1 USD - Host Fee

opensource - 02 Aug 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Jul 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jul 2025

-0.1 USD - Host Fee

opensource - 02 Jul 2025

5.0 USD - Monthly financial contribution to UAParser.js (🎖️ Backers)

radwebhosting - 02 Jul 2025

-0.45 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jul 2025

-0.5 USD - Host Fee

opensource - 02 Jul 2025

-8.33 USD - Update Version 2.0.4

faisalman - 24 Jun 2025

-0.67 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 24 Jun 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 04 Jun 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 04 Jun 2025

-0.1 USD - Host Fee

opensource - 04 Jun 2025

1.0 USD - Financial contribution to UAParser.js

agung-sundoro - 04 Jun 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 04 Jun 2025

-0.1 USD - Host Fee

opensource - 04 Jun 2025

5.0 USD - Monthly financial contribution to UAParser.js (🎖️ Backers)

radwebhosting - 02 Jun 2025

-0.45 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Jun 2025

-0.5 USD - Host Fee

opensource - 02 Jun 2025

5.0 USD - Monthly financial contribution to UAParser.js (🎖️ Backers)

radwebhosting - 02 May 2025

-0.45 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 May 2025

-0.5 USD - Host Fee

opensource - 02 May 2025

-2.0 USD - Yearly financial contribution to Mocha

mochajs - 18 Apr 2025

-65.0 USD - Update Version 2.0.3

faisalman - 03 Apr 2025

-0.87 USD - Other Payment Processor payment processor fee

other-payment-processor-vendor - 03 Apr 2025

5.0 USD - Monthly financial contribution to UAParser.js (🎖️ Backers)

radwebhosting - 30 Mar 2025

-0.45 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 30 Mar 2025

-0.5 USD - Host Fee

opensource - 30 Mar 2025

1.0 USD - Monthly financial contribution to UAParser.js

agung-sundoro - 02 Mar 2025

-0.34 USD - Stripe payment processor fee

stripe-payment-processor-vendor - 02 Mar 2025

-0.1 USD - Host Fee

opensource - 02 Mar 2025

68.87 USD - Financial contribution to UAParser.js

ali-nehzat - 19 Feb 2025

-6.89 USD - Host Fee

opensource - 19 Feb 2025