#TOOL

A portable multi-tool for pentesters and geeks in a toy-like body. It loves hacking digital stuff, such as radio protocols, access control systems, hardware, and more. It's fully open-source and customizable, so you can extend it in whatever way you like.

The Ultimate Cybersecurity Resource List. A curated directory of cybersecurity tools and resources for infosec professionals.

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis.

This calculator returns a variety of information regarding Internet Protocol version 4 (IPv4) and IPv6 subnets including possible network addresses, usable host ranges, subnet mask, and IP class, among others.

Leading source of security tools, hacking tools, cybersecurity and network security. Learn about new tools and updates in one place.

The Most Popular & Fastest Growing Open Source Security Projects on GitHub.