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1. fingerprintjs fingerprintjs Public

   The most advanced browser fingerprinting library.

   TypeScript 25.3k 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 87

3. fingerprintjs-android fingerprintjs-android Public

   Swiss army knife for identifying and fingerprinting Android devices. MIT license, no restrictions on usage in production. See link below to get the Pro version with 500K free monthly API calls.

   Kotlin 644 98

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 121 27

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

   Fingerprint Pro Wrapper for React Single Page Applications (SPA)

   TypeScript 58 12

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

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

   47 14