* [FCaptcha v1.6.0](https://github.com/WebDecoy/FCaptcha) – Detect bots, vision-based AI agents, headless browsers and automation using 40+ behavioral signals plus server-verified SHA-256 proof-of-work.

* [ThumbmarkJS v1.7.5](https://github.com/thumbmarkjs/thumbmarkjs) – Browser fingerprinting JavaScript library designed to generate unique identifiers with high accuracy.

* [fingerprint-suite v2.1.81](https://github.com/apify/fingerprint-suite) – Modular toolkit for generating and injecting realistic browser fingerprints to evade tracking.

* [Recog v3.1.24](https://github.com/rapid7/recog) – Framework for identifying products, services, operating systems, and hardware through fingerprint matching.

* [VisibleV8 visiblev8_62282a7-14...](https://github.com/wspr-ncsu/visiblev8) – Custom V8 JavaScript engine variant that logs all JavaScript API calls and arguments to trace logs.