- Kali Linux Tools - List of tools present in Kali Linux.
- SecTools - Top 125 Network Security Tools.
- Pentest Cheat Sheets - Awesome Pentest Cheat Sheets.
- C/C++ Programming - One of the main language for open source security tools.
- .NET Programming - Software framework for Microsoft Windows platform development.
- Shell Scripting - Command line frameworks, toolkits, guides and gizmos.
- Ruby Programming by @dreikanter - The de-facto language for writing exploits.
- Ruby Programming by @markets - The de-facto language for writing exploits.
- Ruby Programming by @Sdogruyol - The de-facto language for writing exploits.
- JavaScript Programming - In-browser development and scripting.
- Node.js Programming by @sindresorhus - Curated list of delightful Node.js packages and resources.
- Python tools for penetration testers - Lots of pentesting tools are written in Python.
- Python Programming by @svaksha - General Python programming.
- Python Programming by @vinta - General Python programming.
- Android Security - Collection of Android security related resources.
- Awesome Awesomness - The List of the Lists.
- AppSec - Resources for learning about application security.
- CTFs - Capture The Flag frameworks, libraries, etc.
- InfoSec § Hacking challenges - Comprehensive directory of CTFs, wargames, hacking challenge websites, pentest practice lab exercises, and more.
- Hacking - Tutorials, tools, and resources.
- Honeypots - Honeypots, tools, components, and more.
- Infosec - Information security resources for pentesting, forensics, and more.
- Forensics - Free (mostly open source) forensic analysis tools and resources.
- Malware Analysis - Tools and resources for analysts.
- PCAP Tools - Tools for processing network traffic.
- Security - Software, libraries, documents, and other resources.
- Awesome Lockpicking - Awesome guides, tools, and other resources about the security and compromise of locks, safes, and keys.
- SecLists - Collection of multiple types of lists used during security assessments.
- Security Talks - Curated list of security conferences.
- OSINT - Awesome OSINT list containing great resources.
- YARA - YARA rules, tools, and people.
- Blue Team - Awesome resources, tools, and other shiny things for cybersecurity blue teams.
- Android Exploits - Guide on Android Exploitation and Hacks.
- Serverless Security - A curated list of awesome serverless security resources such as (e)books, articles, whitepapers, blogs and research papers.