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 .

Sherlock, a powerful command line tool provided by Sherlock Project, can be used to find usernames across many social networks. It requires Python 3.6 or higher and works on MacOS, Linux and Windows.