Security

26,946 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

ai-data-privacy

385

UnitOneAI/SecuritySkills

Skill Claude Code

Reviews AI/ML systems for data privacy and governance risks including training data privacy, PII exposure in prompts and completions, data retention policies, model memorization risks, and regulatory compliance. Auto-invoked when reviewing systems that process personal data through LLMs, train or fine-tune models on…

not rated 99 +2 4mo ago A 106 tokens original MIT

orbit

386

simota/agent-skills

Skill Claude CodeCodex

Running autonomous loops for nexus-autoloop. Generates script sets from goals, designs operation contracts, audits live loops, and recovers state — runners that complete reliably.

not rated 98 +2 changed 18d ago A SkillSpector: warn 35 tokens original MIT

pagerduty-webhooks

387

hookdeck/webhook-skills

Skill Claude CodeCodex

Receive and verify PagerDuty V3 webhooks (outbound webhook subscriptions created via the /webhooksubscriptions REST API). Use when setting up a PagerDuty webhook handler, debugging X-PagerDuty-Signature verification, or handling events like incident.triggered, incident.acknowledged, incident.resolved…

not rated 98 +1 yesterday A 192 tokens original MIT

security-review

388

AOSSIE-Org/Website

Skill Claude Code

Perform a security-focused code review of smart contracts, frontends, backends, and mobile apps. Use this skill for a security review, audit, vulnerability scan, or check of code for security issues, including reviewing a pull request, diff, or changed files, or asking "is this safe to merge or ship." Covers Solidity…

not rated 98 +2 4d ago A 201 tokens

stealthy-auto-browse

389

psyb0t/docker-stealthy-auto-browse

Plugin Claude Code

Bundles 1 skill · 52 tokens together

Headless-detection-resistant browser automation in Docker: Camoufox stealth browser, human-like OS-level input via PyAutoGUI, HTTP API and MCP server, for authorized QA and defensive security testing.

not rated 97 +2 changed 27d ago A tokens not measured WTFPL

password-attacks

390

mukul975/Threatswarm

Agent Claude Code

Password cracking and credential attack specialist. Use when working with password hashes, hash cracking, wordlist attacks, credential analysis, or password auditing. Triggers on: password, hash, crack, hashcat, john, wordlist, NetNTLMv2, Kerberoast, NTLM, bcrypt, credential, ASREP, JWT crack, mask attack, rule…

not rated 96 +4 6mo ago A 88 tokens original MIT

report

391

v-yun/vuln-report-skill

Skill Claude CodeCodex

A procedure for turning a confirmed security vulnerability into a submission-ready DOCX report. DOCX is the Microsoft Word document format.

not rated 96 +8 changed 6d ago A 0 tokens copy · 89% MIT

adriannoes/awesome-agentic-ai

Skill Claude CodeCodex

Builds an automated malware submission and analysis pipeline that collects suspicious files from endpoints and email gateways, submits them to sandbox environments and multi-engine scanners, and generates verdicts with IOCs for SIEM integration. Use when SOC teams need to scale malware analysis beyond manual sandbox…

not rated 96 +4 4d ago A SkillSpector: warn 72 tokens original MIT

launchworthy

393

Wunderlandmedia/launchworthy

Plugin Claude Code

Bundles 1 skill · 161 tokens together

Production readiness audit for apps built with AI coding tools. Detects your stack, audits 5 domains, and produces a scored punch list with copy-paste fixes.

not rated 95 +1 changed 1mo ago A tokens not measured original MIT

tachi-risk-scorer

394

davidmatousek/tachi

Agent Claude Code needs its repo

Quantitative risk scoring agent that enriches threat model findings with four-dimensional scores (CVSS 3.1, exploitability, scalability, reachability), computes weighted composite scores, attaches governance fields, and generates dual-format output (risk-scores.md and risk-scores.sarif).

not rated 95 19d ago A 65 tokens original Apache-2.0

onionclaw

395

JacobJandon/OnionClaw

Skill Claude CodeCodex

Check the OnionClaw setup, search the Tor dark web, fetch and crawl .onion hidden service pages, rotate Tor identity, run structured OSINT investigations, and monitor ransomware leak sites for changes. Use when user asks to search dark web, investigate .onion sites, find if data appeared on dark web, conduct Tor-based…

not rated 94 +4 changed 7d ago B 153 tokens

bash-secure-scripting

396

konstruktoid/hardened-images

Skill Claude CodeCodex

Authors, reviews, and hardens Bash scripts for the stability and security properties a linter cannot verify on its own, including strict-mode semantics and the cases errexit ignores, cleanup and locking on every exit path, injection-safe handling of untrusted input and filenames, PATH and environment control…

not rated 93 3d ago A ✓ AI review 158 tokens original Apache-2.0

code-review

397

arpitnath/claude-capsule-kit

Skill Claude Code

Pre-commit code review using code-reviewer agent for bug detection, security analysis, and quality assurance. Manual invocation only. Use before git commits to catch issues early. Blocks commits on REQUESTCHANGES verdict.

not rated 93 5mo ago A 45 tokens original MIT

penthera

398

danoszz/penthera

Plugin Claude Code

Bundles 1 MCP server, 1 plugin

Offline cyber security agent for your apps and AI coding tools. Open R&D: measured in public, improved every release.

not rated 93 +14 changed today A tokens not measured original MIT

clerk

399

clerk/skills

Plugin Claude Code

Bundles 22 skills, 1 MCP server · 1,568 tokens together

Add authentication and user management with Clerk. Skills for setup, framework patterns, organizations, billing, webhooks, and testing, plus the Clerk MCP server.

not rated 93 +4 yesterday A tokens not measured

mitchross/talos-argocd-proxmox

Skill Claude CodeCodex

Reverse engineer native, managed, Electron/JavaScript, packaged, firmware, and browser targets with REA, and build agent environments (AgentEnv bundles) of web applications from a live instance or a capture. Use shipped-artifact or requested runtime evidence to explain features, compare versions, decompile code, or…

not rated 93 +1 yesterday A 83 tokens

api-authentication

401

stefan-jansen/claude-code-toolkit

Skill Claude CodeCodex

API authentication patterns including JWT, OAuth 2.0, API keys, and session-based auth. Covers token generation, validation, refresh strategies, security best practices, and when to use each pattern. Use when implementing API authentication, choosing auth strategy, securing endpoints, or debugging auth issues.…

not rated 92 +1 4mo ago A SkillSpector: warn 77 tokens original MIT

insecure-defaults

402

FlorianBruniaux/starmapper

Plugin Claude Code

Bundles 1 skill · 48 tokens together

Detects insecure default configurations including hardcoded credentials, fallback secrets, weak authentication defaults, and dangerous values in production.

not rated 92 +1 2d ago A tokens not measured

eks-security

403

aws-samples/sample-apex-skills

Skill Claude CodeCodex ✓ vendor

EKS security reviews of a live cluster, plus hardening and compliance guidance. Three read-only capabilities with verdict exposed / not exposed / unknown. (1) CVE and advisory review - "am I exposed to CVE-...", "check this AWS security bulletin or GHSA against my cluster", "CVE review for EKS", "check what is current…

not rated 92 +2 changed today A 260 tokens MIT-0

mitos-sandboxes

404

mitos-run/mitos

Skill Claude CodeCodex

Use when an agent needs isolated, forkable compute, running untrusted or model-written code safely, or exploring several attempts in parallel (best-of-N) and keeping the winner. Mitos boots Firecracker microVMs and forks a running VM via copy-on-write snapshots, so a fan-out is cheap and each attempt is…

not rated 91 3mo ago C 97 tokens original Apache-2.0

review

406

lkimuk/Wuwe

Skill Claude CodeCodex

Review the supplied artifact for correctness, security, maintainability, and test coverage. Report concrete findings before general suggestions, and distinguish verified defects from risks.

not rated 89 +1 7d ago A SkillSpector: pass 0 tokens original Apache-2.0

selfhost-emem-guard

407

Vortx-AI/emem

Skill Claude CodeCodex needs its repo

Stand up an emem-guard verdict server, verify it against the conformance checks, and point any agent at it. Use when asked to self-host emem-guard, add a grounding gate to an agent on any model or framework, wire a checkpoint into Claude Code or Claude Enterprise or MCP, or run a signed allow/deny server for…

not rated 89 +11 changed today A SkillSpector: warn 81 tokens original Apache-2.0

cybersec-toolkit

408

26zl/cybersec-toolkit

Plugin Claude Code

Bundles 197 skills, 2 hooks, 1 MCP server · 12,682 tokens together

872 on-demand security skills for CTF, pentest, bug bounty, DFIR, detection engineering, cloud, identity, and red/blue team work. Skills are plain Markdown and activate by task without permanently consuming context. Bundles vendored skills under mixed licenses (MIT, Apache-2.0, CC-BY-SA-4.0) — see per-source…

not rated 89 +2 changed 22d ago A tokens not measured original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: