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Protect systems, find vulnerabilities, and improve privacy.

Useful GitHub projects

2,455 projects
66,225stars+1,611in 24h

A coding-agent skill for multi-phase security audits with independently verified, machine-readable findings

SecurityJavaScriptMITGitHub
891stars+213in 24h
Clouds-Against-Humanity preview

Learn cloud security by building it! An open-source homelab teaching Zero Trust, DevSecOps, IaC, and cloud architecture from the ground up.

SecurityPythonApache-2.0GitHub
1,333stars+163in 24h
kensaku preview

Search inside documents, code, and even screenshots - instantly and locally. A free, open-source file launcher with OCR, semantic search, and MCP agent access.

  • Filename search across ~100,000 files in a few milliseconds on a warm cache. Method and numbers are in Performance.
  • Results update as you type. There is no separate search page.

strix

usestrix

74,293stars+129in 24h
strix preview

Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.

SecurityPythonApache-2.0GitHub

Awesome-Hacking

Hack-with-Github

124,920stars+89in 24h
Awesome-Hacking preview

A collection of various awesome lists for hackers, pentesters and security researchers

CVEngine

hevnsnt

663stars+73in 24h
CVEngine preview

AI-first external attack surface assessment with continuous discovery, evidence-based vulnerability validation, and developer-agent MCP integration.

SecurityPythonGPL-3.0GitHub

OpenLogi

AprilNEA

25,352stars+67in 24h
OpenLogi preview

⚡️A native, local-first alternative to Logitech Options+, written in Rust 🦀 — remap buttons, DPI, and SmartShift over HID++. No account, no telemetry.

SecurityRustApache-2.0GitHub

shannon

KeygraphHQ

51,413stars+58in 24h
shannon preview

Shannon is an AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and executes real exploits to prove vulnerabilities before they reach production.

  • No exploit, no report: Reports only vulnerabilities confirmed with a reproducible proof of concept, reducing speculative scanner noise.
  • Advanced code analysis: Maps architecture, trust boundaries, interfaces, data flows, and critical assets before sending credible attack paths to live pentesting agents.
SecurityTypeScriptAGPL-3.0GitHub

openwhispr

OpenWhispr

10,960stars+55in 24h

Voice-to-text dictation app with local (Nvidia Parakeet/Whisper) and cloud models (BYOK). Privacy-first and available cross-platform.

  • Voice dictation — global hotkey to dictate into any app with automatic pasting
  • Dictation translation — dedicated hotkey to dictate in one language and paste the text in another
SecurityJavaScriptMITGitHub

Check-Risk-WAF

Check-Risk-WAF

1,547stars+53in 24h
Check-Risk-WAF preview

Check Risk WAF is an all-in-one Web Application Firewall with Anti-Bot and Anti-DDoS protection at L3, L4, and L7. Available on-premises or as SaaS, it protects web apps against OWASP Top 10 attacks, CWE vulnerabilities, botnets, and DoS/DDoS. Free and unlimited for everyone, forever for personal, non-commercial use.

  • Connecting web applications to WAF protection - Create and manage protected domains and applications, including ports, upstream servers, SSL certificates, and individual protection settings. - ✓ - ✓
  • Domain ownership verification - Verify domain ownership before connecting to cloud protection. - ✗ - ✓
1,734stars+49in 24h
tellyscope preview

Debloat your Android TV, install apps, browse and transfer files on it, all from your phone. Just 3 MB, no tracking, no root, no PC.

SecurityKotlinGPL-3.0GitHub

sniffnet

GyulyVGC

41,985stars+43in 24h
sniffnet preview

Comfortably monitor your network traffic 🕵️‍♂️

  • 💻 choose a network adapter of your PC to inspect
  • 🏷️ select a set of filters to apply to the observed traffic
SecurityRustApache-2.0GitHub

optimizerDuck

itsfatduck

11,058stars+41in 24h
optimizerDuck preview

Free, open-source Windows optimization tool for performance, privacy, and simplicity.

90DaysOfCyberSecurity

farhanashrafdev

21,004stars+40in 24h

This repository contains a 90-day cybersecurity study plan, along with resources and materials for learning various cybersecurity concepts and technologies. The plan is organized into daily tasks, covering topics such as Network+, Security+, Linux, Python, Traffic Analysis, Git, ELK, AWS, Azure, and Hacking. The repository also includes a `LEARN.md` file.

35,763stars+40in 24h
Anthropic-Cybersecurity-Skills preview

817 structured cybersecurity skills for AI agents · Mapped to 6 frameworks: MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF & MITRE F3 (Fight Fraud) · agentskills.io standard · Works with Claude Code, GitHub Copilot, Codex CLI, Cursor, Gemini CLI & 20+ platforms · 29 security domains · Apache 2.0

SecurityPythonApache-2.0GitHub

Cybersecurity-Projects

CarterPerez-dev

9,306stars+39in 24h
Cybersecurity-Projects preview

Building 70 Projects ranging from beginner to advanced so anyone can — learn from, build upon, use as a reference, or even copy directly. Owned by my cybersecurity company 👇

SecurityGoAGPL-3.0GitHub

altersend

denislupookov

2,158stars+39in 24h
altersend preview

Send files directly between devices over the internet - no cloud storage, no size limits.

  • No accounts — no signup, no login, no email address required
  • No cloud storage — files go directly between devices; nothing is ever uploaded or stored on a server
SecurityTypeScriptGitHub

GymMane

InlitX

1,582stars+35in 24h
GymMane preview

Offline gym log for Android. No account, no ads, no internet.

SecurityDartGPL-3.0GitHub