The Ray Tracing in One Weekend series of books
Open source disk encryption with strong security for the Paranoid
Klotsky class block slider puzzles.
Advanced Ethical Hacking and Penetration Testing Platform
Advanced Network Packet Generator
A Windows password cracker based on rainbow tables
Open Source Penetration Testing / Ethical Hacking Framework
GPU accelerated password cracking tools
SSL Strength Evaluation and Test Utility
Break The Security Linux is a Penetration testing OS based on Ubuntu
Lightweight Linux distro for penetration testing
Buffer Overflow Exploitation Framework