anti-bot

camofox-browser

+201

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

crowdsec

+114

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

tiagozip/cap

+57

privacy-first, open-source and self-hosted CAPTCHA alternative with PoW and instrumentation challenges.

fail2ban

+61

Daemon to ban hosts that cause multiple authentication errors

trawl

+39

Self-hosted scraping engine — bypasses any JS challenge & captcha: Cloudflare, Turnstile, reCAPTCHA, hCaptcha, GeeTest. FlareSolverr & Byparr alternative and drop-in replacement for your *arr stack.

donsetch

+25

Web fetch, search, and crawl for AI agents. Built from scratch in Rust. No keys, no accounts. AGPL v3.

fingerprint-chromium

+27

An open source fingerprint browser based on Ungoogled Chromium. 指纹浏览器 隐私浏览器

botasaurus

+12

The All in One Framework to Build Undefeatable Scrapers

altcha

+15

GDPR, WCAG 2.2 AA, and EAA compliant, self-hosted CAPTCHA alternative with PoW mechanism.