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  1. safing/portmaster

    🏔 Love Freedom - ❌ Block Mass Surveillance

    Go★ 14.0kGPL-3.0GitHub ↗

  2. OpenNHP/opennhp

    Make your infrastructure invisible to attackers. OpenNHP implements the Network-infrastructure Hiding Protocol (NHP): authenticate before connection, cryptographically. IETF draft.

    Go★ 14.0kApache-2.0GitHub ↗

  3. anchore/grype

    A vulnerability scanner for container images and filesystems

    Go★ 13.2kApache-2.0GitHub ↗

  4. dstotijn/hetty

    An HTTP toolkit for security research.

    Go★ 12.5kMITGitHub ↗

  5. future-architect/vuls

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

    Go★ 12.3kGPL-3.0GitHub ↗

  6. majd/ipatool

    Command-line tool that allows you to search for iOS, iPadOS, tvOS, watchOS, visionOS, and macOS apps on the App Store, and download .ipa or macOS .pkg app packages.

    Go★ 12.1kMITGitHub ↗

  7. kubeshark/kubeshark

    eBPF-powered network observability for Kubernetes. Indexes L4/L7 traffic with full K8s context, decrypts TLS without keys. Queryable by AI agents via MCP and humans via dashboard.

    Go★ 12.1kApache-2.0GitHub ↗

  8. gravitl/netmaker

    Netmaker makes networks with WireGuard. Netmaker automates fast, secure, and distributed virtual networks.

    Go★ 11.9kGitHub ↗

  9. kubescape/kubescape

    Kubescape is an open-source Kubernetes security platform for your IDE, CI/CD pipelines, and clusters. It includes risk analysis, security, compliance, and misconfiguration scanning, saving Kubernetes users and administrators precious time, effort, and resources.

    Go★ 11.8kApache-2.0GitHub ↗

  10. screego/server

    screen sharing for developers https://screego.net/

    Go★ 10.7kGPL-3.0GitHub ↗

  11. projectdiscovery/httpx

    httpx is a fast and multi-purpose HTTP toolkit that allows running multiple probes using the retryablehttp library.

    Go★ 10.6kMITGitHub ↗

  12. go-acme/lego

    Let's Encrypt/ACME client and library written in Go

    Go★ 10.0kMITGitHub ↗

  13. golang-jwt/jwt

    Go implementation of JSON Web Tokens (JWT).

    Go★ 9.3kMITGitHub ↗

  14. smallstep/certificates

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

    Go★ 9.0kApache-2.0GitHub ↗

  15. CarterPerez-dev/Cybersecurity-Projects

    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 👇

    Go★ 9.0kAGPL-3.0GitHub ↗

  16. securego/gosec

    Go security checker

    Go★ 9.0kApache-2.0GitHub ↗

  17. ViRb3/wgcf

    🚤 Cross-platform, unofficial CLI for Cloudflare Warp

    Go★ 8.9kMITGitHub ↗

  18. openbao/openbao

    OpenBao is a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys.

    Go★ 8.9kMPL-2.0GitHub ↗

  19. p4gefau1t/trojan-go

    Go实现的Trojan代理,支持多路复用/路由功能/CDN中转/Shadowsocks混淆插件,多平台,无依赖。A Trojan proxy written in Go. An unidentifiable mechanism that helps you bypass GFW. https://p4gefau1t.github.io/trojan-go/

    Go★ 8.4kGPL-3.0GitHub ↗

  20. kyverno/kyverno

    Unified Policy as Code

    Go★ 8.3kApache-2.0GitHub ↗

  21. usefathom/fathom

    Fathom Lite. Simple, privacy-focused website analytics. Built with Golang & Preact.

    Go★ 8.0kMITGitHub ↗

  22. turbot/steampipe

    Zero-ETL, infinite possibilities. Live query APIs, code & more with SQL. No DB required.

    Go★ 8.0kAGPL-3.0GitHub ↗

  23. aceberg/WatchYourLAN

    Lightweight network IP scanner written in Go. With notifications, history, export to Grafana

    Go★ 7.7kMITGitHub ↗

  24. projectcalico/calico

    Cloud native networking and network security

    Go★ 7.4kApache-2.0GitHub ↗

  25. gopasspw/gopass

    The slightly more awesome standard unix password manager for teams

    Go★ 7.3kMITGitHub ↗

  26. authzed/spicedb

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

    Go★ 7.2kApache-2.0GitHub ↗

  27. liamg/traitor

    :arrow_up: :skull_and_crossbones: :fire: Automatic Linux privesc via exploitation of low-hanging fruit e.g. gtfobins, pwnkit, dirty pipe, +w docker.sock

    Go★ 7.2kMITGitHub ↗

  28. fleetdm/fleet

    Open device management

    Go★ 7.1kGitHub ↗

  29. aquasecurity/tfsec

    Tfsec is now part of Trivy

    Go★ 7.1kMITGitHub ↗

  30. j3ssie/osmedeus

    A Modern Orchestration Engine for Security

    Go★ 6.6kMITGitHub ↗

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