SpiderFoot is an open-source Python 3 framework for automating OSINT reconnaissance via a web UI or CLI. It includes over 200 modules, a YAML-driven correlation engine, data exports, TOR support and integrates with tools like Nmap, SHODAN and HaveIBeenPwned. For teams and large-scale scans, SpiderFoot HX adds cloud hosting, multi-user collaboration, REST APIs and change alerts.