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1. fingerprintjs fingerprintjs Public

   The most advanced open-source browser fingerprinting library

   TypeScript 25.7k 2.4k

2. BotD BotD Public

   Bot detection library that runs in the browser. Detects automation tools and frameworks. No server required, runs 100% on the client. MIT license, no usage restrictions.

   TypeScript 1.3k 93

3. fingerprintjs-android fingerprintjs-android Public

   Swiss army knife for identifying and fingerprinting Android devices. MIT license, no restrictions on usage in production.

   Kotlin 653 100

4. fingerprintjs-ios fingerprintjs-ios Public

   iOS library for device fingerprinting. Does not require server APIs to work, fully client-side operation. MIT license, no restrictions on usage in production.

   Swift 127 27

5. fingerprintjs-pro-react fingerprintjs-pro-react Public

   Fingerprint Pro Wrapper for React Single Page Applications (SPA)

   TypeScript 60 13

6. fingerprintjs-pro-android fingerprintjs-pro-android Public

   Official Android agent & SDK for 100% accurate device identification, created for the Fingerprint Pro identification API.

   49 14