CTFs as you need them
The Ray Tracing in One Weekend series of books
CSZ CMS is a open source content management system. With Codeigniter.
Web path scanner
Node.js express.js MongoDB JWT REST API - Basic Project Skeleton
Kraken: A multi-platform distributed brute-force password cracking
A Windows password cracker based on rainbow tables
Detect Flooder IPs, Reduce Attack Surface against HTTP Flood Attacks
Block countries via iptables and gui menu with country flags.
A simple script for distributed computing through PHP: