Top Security Tools repositories

Repositories with the GitHub topic “security-tools”: 49 repositories with 785k stars between them, mostly written in Go, Python and Shell. The highest-rated is vxcontrol/pentagi, #212 on the bestofgithub Elo ladder.

Biggest movers this week

A-poc/RedTeam-Tools

Open on GitHub

Tools and Techniques for Red Team / Penetration Testing

  • 1,731+28 Elo, change today
  • 10.1k stars
  • 1.3k forks
  • 155 watchers
git
git clone https://github.com/A-poc/RedTeam-Tools.git
  • cheatsheet
  • cybersecurity
  • enumeration
  • hacking

zizmorcore/zizmor

Open on GitHubRust

Static analysis for GitHub Actions (and more)

  • 1,600+13 Elo, change today
  • 7k stars
  • 286 forks
git
git clone https://github.com/zizmorcore/zizmor.git
  • github-actions
  • security
  • security-tools
  • static-analysis

NVIDIA/SkillSpector

Open on GitHubPython

Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection, data exfiltration, and supply-chain risks in Claude Code, Codex, and MCP skills before you install them.

  • 2,117+6 Elo, change today
  • 26.2k stars
  • 2.3k forks
  • 95 watchers
brew
brew install skillspector
  • agent-security
  • agent-skills
  • agentic-ai
  • ai-security

trufflesecurity/trufflehog

Open on GitHubGo

Find, verify, and analyze leaked credentials

  • 1,985+7 Elo, change today
  • 29.3k stars
  • 2.7k forks
  • 214 watchers
brew install trufflehog
  • credentials
  • devsecops
  • dynamic-analysis
  • precommit

Tencent/AI-Infra-Guard

Open on GitHubPython

A full-stack AI Red Teaming platform securing AI ecosystems via Agent Scan, Skills Scan, MCP scan, AI Infra scan and LLM jailbreak evaluation.

  • 1,677+5 Elo, change today
  • 7.5k stars
  • 762 forks
git
git clone https://github.com/Tencent/AI-Infra-Guard.git
  • agent
  • agent-security
  • agentic-ai
  • ai-infra

lissy93/personal-security-checklist

Open on GitHubTypeScript

🔒 A compiled checklist of 300+ tips for protecting digital security and privacy in 2026

  • 1,740+6 Elo, change today
  • 22.7k stars
  • 1.4k forks
  • 203 watchers
git
git clone https://github.com/lissy93/personal-security-checklist.git
  • awesome
  • awesome-list
  • censorship
  • checklist

Top 49 on the Elo ladder

  1. #212
    vxcontrol/pentagi

    Fully autonomous AI Agents system capable of performing complex penetration testing tasks

    2,119 Elo +334.2kGo
  2. #216
    NVIDIA/SkillSpector

    Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection…

    2,117 Elo +10026.2kPython
  3. #226
    KeygraphHQ/shannon

    Shannon is an AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and…

    2,112 Elo −2551.9kTypeScript
  4. #473
    trufflesecurity/trufflehog

    Find, verify, and analyze leaked credentials

    1,985 Elo +7629.3kGo
  5. #518
    aquasecurity/trivy

    Finds vulnerabilities, misconfigurations, secrets and SBOM issues in containers, Kubernetes and code.

    1,968 Elo +3739.3kGo
  6. #523
    smicallef/spiderfoot

    SpiderFoot automates OSINT for threat intelligence and mapping your attack surface.

    1,966 Elo +1724.6kPython
  7. #527
    gitleaks/gitleaks

    Find secrets with Gitleaks 🔑

    1,964 Elo +2931kGo
  8. #706
    x64dbg/x64dbg

    An open-source user mode debugger for Windows. Optimized for reverse engineering and malware analysis.

    1,915 Elo −3850.3kC++
  9. #779
    Infisical/infisical

    Infisical is the open-source platform for securing secrets, certificates, access, and AI Agents.

    1,899 Elo −430.5kTypeScript
  10. #967
    lissy93/web-check

    🕵️‍♂️ All-in-one OSINT tool for analysing any website

    1,862 Elo +135.5kTypeScript
  11. #1,052
    wazuh/wazuh

    Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.

    1,847 Elo +3417.7kC++
  12. #1,420
    qeeqbox/social-analyzer

    API, CLI, and Web App for analyzing and finding a person's profile in 1000 social media \ websites

    1,795 Elo −1124.5kJavaScript
  13. #1,882
    lissy93/personal-security-checklist

    🔒 A compiled checklist of 300+ tips for protecting digital security and privacy in 2026

    1,740 Elo +5622.7kTypeScript
  14. #1,942
    prowler-cloud/prowler

    This repo hosts Prowler OSS (CLI and Local Server). Prowler is the world’s most widely used open-source cloud security…

    1,734 Elo +2715.2kPython
  15. #1,966
    A-poc/RedTeam-Tools

    Tools and Techniques for Red Team / Penetration Testing

    1,731 Elo +12610.1k
  16. #2,068
    BishopFox/sliver

    Adversary Emulation Framework

    1,720 Elo +3412.3kGo
  17. #2,188
    google/osv-scanner

    Vulnerability scanner written in Go which uses the data provided by https://osv.dev

    1,707 Elo +3911.5kGo
  18. #2,304
    CISOfy/lynis

    Lynis - Security auditing tool for Linux, macOS, and UNIX-based systems. Assists with compliance testing…

    1,695 Elo −316.6kShell
  19. #2,449
    fail2ban/fail2ban

    Daemon to ban hosts that cause multiple authentication errors

    1,681 Elo −419kPython
  20. #2,480
    Tencent/AI-Infra-Guard

    A full-stack AI Red Teaming platform securing AI ecosystems via Agent Scan, Skills Scan, MCP scan, AI Infra scan and…

    1,677 Elo +737.5kPython
  21. #2,617
    bee-san/RustScan

    🤖 The Modern Port Scanner 🤖

    1,666 Elo +1420.7kRust
  22. #2,760
    jason5ng32/MyIP

    The best IP Toolbox. Check your IP address & geolocation, test IP for WebRTC and DNS IP leaks, run an IP quality check…

    1,655 Elo +2412.3kJavaScript
  23. #3,248
    edoardottt/awesome-hacker-search-engines

    A curated list of awesome search engines useful during Penetration testing, Vulnerability assessments, Red/Blue Team…

    1,620 Elo +3611.5kShell
  24. #3,315
    shadow1ng/fscan

    一款内网综合扫描工具,方便一键自动化、全方位漏扫扫描。(An intranet comprehensive scanning tool, enabling one-click automated, all-round…

    1,616 Elo +3514.7kGo
  25. #3,575
    zizmorcore/zizmor

    Static analysis for GitHub Actions (and more)

    1,600 Elo +1087kRust
  26. #4,097
    motdotla/dotenv

    Loads environment variables from .env for nodejs projects.

    1,568 Elo −2120.5kJavaScript
  27. #4,233
    six2dez/reconftw

    reconFTW is a tool designed to perform automated recon on a target domain by running the best set of tools to perform…

    1,560 Elo +538.3kShell
  28. #4,234
    secdev/scapy

    Scapy: the Python-based interactive packet manipulation program & library.

    1,560 Elo +1312.6kPython
  29. #4,314
    1N3/Sn1per

    Automated penetration testing & attack surface management platform. Recon, scan, exploit, report - 600+ exploits, 90+…

    1,556 Elo −411.5kShell
  30. #5,067
    yogeshojha/rengine

    reNgine is an automated reconnaissance framework for web applications with a focus on highly configurable streamlined…

    1,516 Elo +328.9kHTML
  31. #5,299
    future-architect/vuls

    Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPress, Programming language libraries, Network…

    1,505 Elo +3412.3kGo
  32. #5,349
    trickest/cve

    Gather and update all available and newest CVEs with their PoC.

    1,503 Elo +278.2kHTML
  33. #5,644
    smallstep/certificates

    🛡️ A private certificate authority (X.509 & SSH) & ACME server for secure automated certificate management, so you can…

    1,490 Elo +309kGo
  34. #5,863
    PyCQA/bandit

    Bandit is a tool designed to find common security issues in Python code.

    1,480 Elo +268.3kPython
  35. #5,969
    vavkamil/awesome-bugbounty-tools

    A curated list of various bug bounty tools

    1,475 Elo +206.4k
  36. #6,239
    google/syzkaller

    syzkaller is an unsupervised coverage-guided kernel fuzzer

    1,463 Elo +286.4kGo
  37. #6,456
    urbanadventurer/WhatWeb

    Next generation web scanner

    1,454 Elo +17kRuby
  38. #6,504
    toniblyx/my-arsenal-of-aws-security-tools

    List of open source tools for AWS security: defensive, offensive, auditing, DFIR, etc.

    1,452 Elo −109.5kShell
  39. #6,551
    jakejarvis/awesome-shodan-queries

    🔍 A collection of interesting, funny, and depressing search queries to plug into shodan.io 👩‍💻

    1,450 Elo +247.8k
  40. #6,602
    securego/gosec

    Go security checker

    1,448 Elo +139kGo
  41. #6,786
    authzed/spicedb

    Open Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization data

    1,441 Elo +117.2kGo
  42. #7,239
    j3ssie/osmedeus

    A Modern Orchestration Engine for Security

    1,424 Elo +306.6kGo
  43. #7,460
    The-Z-Labs/linux-exploit-suggester

    Linux privilege escalation auditing tool

    1,415 Elo −156.6kShell
  44. #7,497
    infinition/Bjorn

    Bjorn is a powerful network scanning and offensive security tool for the Raspberry Pi with a 2.13-inch e-Paper HAT. It…

    1,414 Elo +556.3kPython
  45. #8,365
    decalage2/awesome-security-hardening

    A collection of awesome security hardening guides, tools and other resources

    1,381 Elo +156.6k
  46. #8,640
    guardicore/monkey

    Infection Monkey - An open-source adversary emulation platform

    1,369 Elo −97.1kPython
  47. #8,757
    elementalsouls/Claude-BugHunter

    A Claude Code skill bundle for bug hunting and external red-team work - 82 skills, 15 slash commands, 681…

    1,363 Elo 6.3kPython
  48. #9,047
    presidentbeef/brakeman

    A static analysis security vulnerability scanner for Ruby on Rails applications

    1,347 Elo −177.2kRuby
  49. #9,227
    liamg/traitor

    :arrow_up: :skull_and_crossbones: :fire: Automatic Linux privesc via exploitation of low-hanging fruit e.g. gtfobins…

    1,337 Elo +57.1kGo