black hat

Free, open-source utility for network security auditing and exploration with capabilities for OS detection, service identification, and large network scans.

sploitous

BlackArch Linux is an Small Arch Linux iconArch Linux -based distribution for penetration testers and security researchers. The repository contains 2554 tools.

Kali Linux is a Debian-derived Linux distribution designed for digital forensics and penetration testing, originally forked from Backtrack Linux by the Offensive Security team.

Tiny experiment which generates a particle Sphere on HTML5 canvas .

Command line tool for finding social usernames across hundreds of sites, outputting results in multiple formats, privacy-focused, open source and cross-platform.