| Identity providers | 24 | Keycloak, Authelia, authentik |
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| Intrusion detection | 9 | Fail2ban, CrowdSec, Maltrail |
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| Web application firewalls and bot checks | 8 | Anubis, SafeLine, ModSecurity |
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| Application firewalls | 7 | OpenSnitch, Portmaster, LuLu |
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| Authorization services | 7 | Open Policy Agent, SpiceDB, OpenFGA |
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| Host and network audits | 7 | Lynis, Vuls, Docker Bench for Security |
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| Vulnerability scanners | 7 | Trivy, Grype, OSV-Scanner |
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| Authenticator apps | 6 | Ente Auth, Aegis, Stratum |
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| Web vulnerability scanners | 6 | sqlmap, Nuclei, ffuf |
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| Encrypted files in git | 6 | SOPS, git-crypt, Sealed Secrets |
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| Endpoint detection and forensics | 6 | osquery, GRR Rapid Response, Velociraptor |
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| Software supply chain | 6 | Syft, Cosign, OpenSSF Scorecard |
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| Cloud security posture | 5 | Prowler, Kubescape, kube-bench |
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| Content blockers | 5 | uBlock Origin, AdGuard Browser Extension, uBlock Origin Lite |
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| Malware scanners | 5 | YARA, ClamAV, CAPE Sandbox |
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| Password manager servers | 5 | Vaultwarden, Bitwarden server, Passbolt |
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| Container runtime security | 5 | Falco, Tetragon, Tracee |
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| File and volume encryption | 4 | age, Cryptomator, VeraCrypt |
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| Firewalls and routers | 4 | OpenWrt, OPNsense, firewalld |
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| Honeypots | 4 | T-Pot, Cowrie, OpenCanary |
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| Directory servers | 4 | LLDAP, GLAuth, FreeIPA |
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| Password managers | 4 | KeePassXC, KeePassDX, gopass |
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| Secret scanners | 4 | Gitleaks, TruffleHog, ggshield |
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| Threat intelligence platforms | 4 | OpenCTI, MISP, IntelOwl |
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| Cookie consent | 3 | CookieConsent, c15t, tarteaucitron.js |
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| Penetration testing | 3 | Metasploit Framework, hashcat, John the Ripper |
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| Privacy front ends | 3 | Invidious, Piped, Redlib |
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| Private search engines | 3 | SearXNG, degoog, Websurfx |
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| One-time secret sharing | 3 | Password Pusher, Yopass, Onetime Secret |
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| SIEM and security monitoring | 3 | Wazuh, Security Onion, Malcolm |
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| Security orchestration and response | 3 | Tracecat, Shuffle, DFIR-IRIS |
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| Vulnerability management | 3 | Faraday, DefectDojo, Dependency-Track |
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| Cryptography libraries | 2 | OpenSSL, libsodium |
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