FCaptcha

https://webdecoy.com/product/fcaptcha/

Open Source

Categories

Web Application

Description

Detect bots, vision AI agents, and headless browsers through 40+ behavioral signals and SHA-256 proof of work. Self-hosted, privacy-first, and fully open source.

Keywords

anti-bot behavioral-analysis bot-detection captcha fingerprinting go headless-browser-detection nodejs open-source playwright-detection privacy proof-of-work puppeteer-detection python scraping scraping-protection security selenium-detector self-hosted web-security

Example Usage

cd server-go
go build -o fcaptcha-server
FCAPTCHA_SECRET=your-secret ./fcaptcha-server

For authorized security testing and educational use only.