#1Training labs, hands-on environments, and reproducible challenges for authorized, safe cybersecurity practice.
Kitploit recommended

Curated collection of cybersecurity resources, labs, and training materials covering ethical hacking, penetration testing, exploit development,…
A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

Pre-Built Vulnerable Environments Based on Docker-Compose

Small and highly portable detection tests based on MITRE's ATT&CK.

🐶 A curated list of Web Security materials and resources.

Intentionally vulnerable web application covering OWASP Top 10 vulnerabilities for security training, CTF competitions, and penetration testing…

YC (S26) | Open Computer History | Record your screen continuously locally and provide context to your agents (Claude, Codex, Openclaw, Hermes,…

Intentionally vulnerable PHP/MariaDB web application for practicing common web security vulnerabilities across multiple difficulty levels in a legal,…

Deliberately vulnerable web application with interactive lessons and challenges for learning web application security and penetration testing…

Reproduce DeFi hacked incidents using Foundry.

A collection of links related to Linux kernel security and exploitation

A list of resources for those interested in getting started in bug bounties

Building 70 Projects ranging from beginner to advanced so anyone can — learn from, build upon, use as a reference, or even copy directly. Gamified…

A repository for learning various heap exploitation techniques.

Automated Adversary Emulation Platform

Tools and Techniques for Blue Team / Incident Response

Comprehensive red teaming notes covering offensive security techniques including code injection, defense evasion, lateral movement, and persistence,…