CloakHQ / CloakBrowser

Stealth Chromium that passes every bot detection test. Drop-in Playwright replacement with source-level fingerprint patches. 50+ tests passed.

crowdsecurity / crowdsec

Open-source IDS/IPS, WAF and bot detection for Linux, Windows, Docker and Kubernetes, with a crowdsourced blocklist of malicious IPs.

seleniumbase / SeleniumBase

📊 Python APIs for Web Automation, E2E Testing, and Data Scraping. CDP Mode bypasses bot-detection and handles CAPTCHAs. Includes a Stealth mode for Playwright.

jo-inc / camofox-browser

Stealth headless browser for AI agents — bypass Cloudflare, bot detection, and anti-scraping. Drop-in Puppeteer/Playwright replacement.

faisalman / ua-parser-js

UAParser.js: The Essential Web Development Tool for User-Agent Detection. Detect Browsers, OS, Devices, Bots, Apps, AI Crawlers, and more. Run in Browser or Node

matomo-org / device-detector

The Universal Device Detection library will parse any User Agent and detect the browser, operating system, device used (desktop, tablet, mobile, tv, cars, console, etc.), brand and model.

brightdata / brightdata-mcp

A powerful Model Context Protocol (MCP) server that provides an all-in-one solution for public web access.

botswin / BotBrowser

Advanced Privacy Browser Core with Unified Fingerprint Defense: Cloudflare, Akamai, Kasada, Shape, DataDome, PerimeterX, hCaptcha, FunCaptcha, Imperva, reCAPTCHA, ThreatMetrix, Adscore

feder-cr / invisible_playwright

Playwright that anti-bots cannot see, so no captchas: same API, anti-detect stealth headless Firefox, undetected fingerprint, bypass bot detection, Python web scraping and browser automation.

tirrenotechnologies / tirreno

tirreno is an open-source framework for building sovereign security, compliance and fraud prevention applications. Detect account takeovers, cyberfraud and business logic abuse inside your product.

cdpdriver / zendriver

A blazing fast, async-first, undetectable webscraping/web automation framework based on ultrafunkamsterdam/nodriver. Now with Docker support!

rebrowser / rebrowser-patches

Collection of patches for puppeteer and playwright to avoid automation detection and leaks. Helps to avoid Cloudflare and DataDome CAPTCHA pages. Easy to patch/unpatch, can be enabled/disabled on demand.

sardanioss / httpcloak

Go HTTP client with browser-identical TLS/HTTP2 fingerprinting. Bypass bot detection by perfectly mimicking Chrome, Firefox, and Safari at the cryptographic level (JA3/JA4, Akamai fingerprint, header order). Supports HTTP/1.1, HTTP/2, HTTP/3, sessions, cookies, and proxies.

thumbmarkjs / thumbmarkjs

A free, open-source javascript fingerprinting library

hisorange / browser-detect

Browser Detection for Laravel by hisorange!

ovobrowsersupport / ovobrowser

源码级 Chromium 指纹内核，检测站按普通 Chrome 评分。Source-level Chromium fingerprint kernel that passes bot detection tests. Not JS injection — C++ patches compiled into the binary.

feder-cr / invisible_selenium

Selenium that anti-bots cannot see, so no captchas: same API, anti-detect stealth headless Firefox, undetected fingerprint, bypass bot detection, Python web scraping and browser automation.

tiliondev / fortress

Stealth Chromium engine that stops scrapers and browser agents from getting blocked, with one line of code change.

arcjet / arcjet-js

Runtime security for AI apps and agents: prompt injection detection, tool-call authorization, sensitive-data redaction, bot protection, and rate limiting. Drop it into your JS/TS code.

scrapfly / Antibot-Detector

Real-time detection of anti-bot systems, captchas & fingerprinting techniques. Identifies Cloudflare, Akamai, DataDome, reCAPTCHA, hCaptcha, Shape Security & more with confidence scoring and advanced capture tools.

okasi / bot-signal

TypeScript bot detection: catch WebDriver, headless Chrome, Playwright/Puppeteer, robotic mouse/typing, datacenter IPs, JA3 TLS mismatch & timezone spoofing — browser + Node.

CircuitSavage / cloudflare-turnstile-reversed

Cloudflare Turnstile challenge internals: the live request flow, the challenge bundle, and a capture toolkit.

nalinbhardwaj / botscent

Botscent tells your site if an AI agent, not a person, is browsing it, and which one. 5 KB, MIT, 0 deps.

clementclecle / recaptcha-harvester

Self-hosted reCAPTCHA v3 solver and token harvester, Enterprise and standard, built on Playwright

nodemaven / proxy-benchmark

Measurement harness for proxy providers, browser engines and scraping targets. Every claim carries the run it came from.

2captcha / 2captcha-mcp

2Captcha MCP server for AI agents with web search, web scraping, browser automation, captcha solving, and scalable web data collection.