Darknet - Hacking Tools, Hacker News & Cyber Security Follow Sububy – A Modular Ruby Suite for Subdomain Enumeration Sububy is a modular Ruby-based subdomain enumeration tool for OSINT, red teaming, and bug bounty reconnaissance. Includes cert, brute, API, and screenshot modules. https://www.darknet.org.uk/2025/06/sububy-a-modular-ruby-suite-for-subdomain-enumeration/ darknet.org.uk