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Life & fun · alternatives · 2026

24 alternatives to FingerprinterJS – A tiny JavaScript library for browser fingerprints

I made FingerprinterJS, a small library with no dependencies that creates browser fingerprints from signals like canvas, WebGL, audio, fonts, userAgent, and screen info. It’s written in TypeScript, lets you enable/disable collectors, add custom data, and includes a simple suspicious-activity score. Would love feedback.

FingerprinterJS is a lightweight JavaScript library that generates browser fingerprints by collecting data from canvas, WebGL, audio, fonts, user agent, and screen information. Built in TypeScript with no dependencies… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Rough.js is a light weight javascript library that lets you draw graphics with a hand-drawn, sketchy, appearance.

    2018 · roughjs.com · its alternatives →

  2. 2

    Olaf - Acoustic fingerprinting on the ESP32 and in the Browser

    2020 · 0110.be · its alternatives →

  3. 3

    99.5% accurate visitor identification API for anti-fraud

    2021 · fingerprint.com · its alternatives →

  4. 4

    Protect against Canvas, WebGL fingerprinting in browser

    2023 · chromewebstore.google.com · its alternatives →

  5. 5

    Pure Javascript OCR for more than 100 Languages 📖🎉🖥 - naptha/tesseract.js

    2016 · github.com · its alternatives →

  6. 6

    JavaScript library to generate SVG avatars based on text

    2021 · boringavatars.com · its alternatives →

  7. 7

    This TypeScript package allows you to safely execute JavaScript code within a WebAssembly sandbox using the QuickJS engine. Perfect for isolating and running untrusted code securely, it leverages the lightweight and fast QuickJS engine compiled to WebAssembly, providing a robust environment for code execution. Features - *Security*: Run untrusted JavaScript code in a safe, isolated environment. - *File System*: Can mount a virtual file system - *Custom Node Modules*: Custom node modules are mountable - *Fetch Client*: Can provide a fetch client to make http(s) calls - *Test-Runner*: Includes…

    2024 · github.com · its alternatives →

  8. 8AT
  9. 9

    DFPM is a browser extension for detecting browser fingerprinting. - freethenation/DFPM

    2018 · github.com · its alternatives →

  10. 10AI
  11. 11

    Click on a component in browser to go to code in your editor

    2022 · locatorjs.com · its alternatives →

  12. 12
    JA3.pro▲93

    Bypass anti-bot systems by impersonating TLS fingerprint

    2023 · its alternatives →

  13. 13CB

    Not new but quite cool. Note: https://creepjs.org/ is NOT official the repo is https://github.com/abrahamjuliot/creepjs Anyone knows how fingerprinting works mathematically? what do they use? when the signals may vary even slightly, your final hash should be sufficiently accurate and stable. A simple hash won't do it. Changing IP, missing cookies/session, resizing window, TLS/SSL browser handshake, screen depth, font rendering, MTR, network latency if you want to measure, etc... any signal alone means little but as a whole mathematically what is…

    Apr 2026 · abrahamjuliot.github.io · its alternatives →

  14. 14

    Convert typed text to realistic handwriting! Contribute to alias-rahil/handwritten.js development by creating an account on GitHub.

    2020 · github.com · its alternatives →

  15. 15

    A JavaScript API for unconventional text effects on the web.

    2018 · blotter.js.org · its alternatives →

  16. 16

    Your browser's blind spots, Exposed.

    Jan 2026 · its alternatives →

  17. 17

    A complete and versatile web scraper. Contribute to ruipgil/scraperjs development by creating an account on GitHub.

    2014 · github.com · its alternatives →

  18. 18

    My favorite JS/TS job processing framework. Maybe yours too? [ARCHIVED] - eropple/taskbotjs

    2018 · github.com · its alternatives →

  19. 19AM

    I made an open source, MIT license Typescript library based on some of the latest research that generates prompt injection attacks. It is a super minimal/lightweight and designed to be super easy to use. Keen to hear your thoughts and please be responsible and only pen test systems where you have permission to pen test!

    2025 · prompt-injector.blueprintlab.io · its alternatives →

  20. 20KJ
  21. 21

    🎨 A front-end JavaScript library for building user interfaces! - Authman2/Mosaic

    2019 · github.com · its alternatives →

  22. 22AF
  23. 23BB
  24. 24LA

    Reactive components with React-like patterns at ~9 KB gzip. Zero dependencies, zero build step, designed for humans and AI agents.

    2021 · lemonadejs.net · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →