Best Security & Hardening GitHub Repositories

An OOB interaction gathering server and client library

Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management

agent runtime security - zero trust, zero setup, zero latency.

Dependency-Track is an intelligent Component Analysis platform that allows organizations to identify and reduce risk in the software supply chain.

🛡 I2P: End-to-End encrypted and anonymous Internet

scanner detecting the use of JavaScript libraries with known vulnerabilities. Can also generate an SBOM of the libraries it finds.

A Web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library

A WiFi security auditing software

Free Windows, Mac and Linux cleaner, scanner, and more.

awesome game security [Welcome to PR]

Amazon Bedrock Agentcore accelerates AI agents into production with the scale, reliability, and security, critical to real-world deployment.

Manages application of security headers with many safe defaults

🔐 Securely share sensitive information with automatic expiration & deletion after a set number of views or duration. Track who, what and when with full audit logs.

The Python Code Tutorials

100+ installable Claude skills covering Engineering areas such as, ISO 26262 functional safety, ISO/SAE 21434 cybersecurity, ISO 21448 SOTIF, AIAG-VDA quality (APQP/PPAP/FMEA), Automotive SPICE, and continuous improvement tools — every builder paired with a confirmation reviewer.

edb is a cross-platform AArch32/x86/x86-64 debugger.

Open-source AI-powered offensive security harness for automated penetration testing.

Open-source, self-hosted AI penetration testing framework: maps your attack surface into a graph, autonomously exploits it from a Kali sandbox with human approval gates, and opens PRs that fix what it finds. MCP both ways: plug in any MCP server as a tool, or drive RedAmon from Claude Code or your own agent.

Flutter Reverse Engineering Framework