AWS Encryption SDK for C
Captcha for Laravel 5/6/7/8/9/10/11
Antivirus engine for detecting trojans, viruses and malware
Dark Web OSINT Tool
World's fastest and most advanced password recovery utility
Cross-platform multi-protocol VPN software
The Open Source Security Platform
Dynamic instrumentation toolkit for developers
Open Source H.264 Codec
Privilege Escalation Awesome Scripts SUITE
KeePassXC is a cross-platform community-driven port
The pattern matching swiss knife for malware researchers
Shows how easy it would be to gain unauthorized access to a system
Cross platform web application firewall (WAF) engine for Apache
Mirror of BoringSSL
IPBan is a trusted, free security software to block hackers
Flipper Zero firmware source code
Complete and free implementation of the OpenPGP standard
Zeek is a powerful network analysis framework
The Ray Tracing in One Weekend series of books
Namecoin full node + wallet based on the current Bitcoin Core codebase
A dead simple VPN
A cross-platform file change monitor with multiple backends
OSS-Fuzz - continuous fuzzing for open source software