Security: skills, plugins, subagents, slash commands and mcp servers

ctf-ai-ml ljagiello skill Provides AI and machine learning attack techniques for CTF competitions, from adversarial examples to LoRA weight inspection and prompt injection. Claude Code CX Codex Cursor +1 7,700installs nestjs-expert https://github.com/Jeffallan skill A skill for designing and building NestJS backends in TypeScript: modules, services, controllers, validation, authentication and testing. Use it when building REST APIs or GraphQL services with enterprise patterns. Claude Code CX Codex Cursor +1 5,900installs cli-keys cheaper-inference skill Manages OmniRoute API keys and provider OAuth flows from your terminal. Handy when configuring model access and usage policies. Claude Code CX Codex Cursor +1 1,000installs differential-review trailofbits skill Reviews code changes for security issues using Git history and test coverage. Use it for commits, diffs, and pull requests that need a written review report. Claude Code CX Codex Cursor +1 8,800installs kr-whois-lookup NomaDamas skill Queries public registration data for .kr domains, IP addresses, and AS numbers via k-skill-proxy. Read-only tool for coding agents. Claude Code CX Codex Cursor +1 4,200installs fullstack-guardian https://github.com/Jeffallan skill Builds security-focused full-stack web features across frontend and backend layers. Useful for shipping authenticated APIs, CRUD forms, and database flows. Claude Code CX Codex Cursor +1 5,600installs careful garrytan skill Intercepts Bash and PowerShell commands before execution to catch destructive actions like forced git pushes or database drops. Useful when giving agents terminal access. Claude Code CX Codex Cursor +1 375installs cc-skill-security-review sickn33 skill Reviews code for SQL injection, XSS, leaked secrets, and authorization flaws. Use it when building APIs, file uploads, or authentication. Claude Code CX Codex Cursor +1 2,100installs omni-github-skills cheaper-inference skill Searches GitHub for agent skill files like SKILL.md or CLAUDE.md, scans them for malware and hardcoded secrets, and installs them into your agent setup. Claude Code CX Codex Cursor +1 955installs sandbox-npm-install official github skill This skill installs npm dependencies on Docker's local ext4 filesystem and symlinks node_modules back into the workspace. Use it with virtiofs mounts. GitHub Copilot 1,700installs gdpr-compliant official github skill This skill guides GDPR-aware work with APIs, user data, logs, retention, and deletion. Use it when a code task involves personal data. GitHub Copilot 1,700installs browser-extension-builder sickn33 skill Guides the architecture and implementation of Manifest V3 browser extensions for Chrome and Firefox. Useful when structuring content scripts, popups, and service workers. Claude Code CX Codex Cursor +1 2,000installs freeze garrytan skill The skill blocks Edit, Write and NotebookEdit outside one directory. The hook returns a deny, not a warning. Claude Code CX Codex Cursor +1 352installs draft-nda phuryn skill This skill drafts a detailed non-disclosure agreement between two parties, covering information types, jurisdiction, and marking sections that require legal review. Claude Code CX Codex Cursor +1 2,600installs secure-code-guardian https://github.com/Jeffallan skill A skill for implementing custom authentication, input validation, and OWASP Top 10 defences. Use it when building your own authorization system instead of pre-built OAuth. Claude Code CX Codex Cursor +1 5,100installs binary-ninja-reverse zhaoxuya520 skill Guides binary analysis in Binary Ninja using HLIL, MLIL, and LLIL representations. Useful for tracing cross-references, inspecting exports, and reviewing binary patches. Claude Code CX Codex Cursor +1 587installs code-review agno-team skill Automated code inspection for style violations, bugs, and best-practice gaps. The skill runs linting, identifies issues, and delivers structured feedback with severity levels. Claude Code CX Codex Cursor +1 472installs pr-workflow tursodatabase skill Enforces rules for atomic commits, clean PRs, dependency licensing, and secret hygiene. Useful for agents pushing code or running inside CI workflows. Claude Code CX Codex Cursor +1 1,200installs better-auth-security-best-practices better-auth skill Hardens Better Auth deployments by configuring rate limits, CSRF rules, session caching, and OAuth token encryption. Claude Code CX Codex Cursor +1 47,700installs secure-workflow-guide trailofbits skill Guides smart contracts through Trail of Bits' 5-step security audit on check-in or before deployment. It runs static analysis, generates visual charts, and prepares fuzzing tests. Claude Code CX Codex Cursor +1 7,400installs threat-model-analyst official github skill Runs STRIDE-A threat modeling for a repository or system. It can also update an earlier report against the current code or a chosen commit. GitHub Copilot 1,500installs agent-owasp-compliance official github skill Checks an AI agent codebase against the 10 OWASP ASI risks. Use it before production deployment, for security review, or when preparing an audit report. GitHub Copilot 1,500installs verified-agent-identity BillionsNetwork skill This skill gives an agent an Ethereum DID on the Billions Network and a way through 402 Payment Required responses. Use it when an agent has to prove who owns it or pay for API access. Claude Code CX Codex Cursor +1 8,200installs email-and-password-best-practices better-auth skill Configures email verification, password reset flows, and password policies in Better Auth. Helpful when adding credential authentication to your backend. Claude Code CX Codex Cursor +1 46,600installs labarchive-integration K-Dense-AI skill This skill guides work with LabArchives ELN API and Inventory API v1, including regional endpoints, request signing, and local request planning. Claude Code CX Codex Cursor +1 1,900installs pymatgen K-Dense-AI skill Analyzes, validates, converts, and transforms materials structures and computed data with pymatgen. Use it for phase diagrams, symmetry checks, electronic-structure files, and bounded Materials Project queries. Claude Code CX Codex Cursor +1 1,900installs github-code-review ruvnet skill Runs a swarm of specialized AI agents to inspect GitHub pull requests for security, performance, and architecture issues. Claude Code CX Codex Cursor +1 1,300installs sharp-edges trailofbits skill Audits API designs and configuration schemas for developer footguns. Flags dangerous defaults and fragile interfaces where the easiest path causes security vulnerabilities. Claude Code CX Codex Cursor +1 6,900installs the-fool https://github.com/Jeffallan skill Challenges plans, architectures, and decisions using five structured reasoning modes. Useful for spotting blind spots and failure modes before writing code. Claude Code CX Codex Cursor +1 4,400installs security-review getsentry skill Finds injections, XSS, authorization flaws, and other vulnerabilities in code. Reports only high-confidence findings. Claude Code CX Codex Cursor +1 21,100installs agentic-actions-auditor trailofbits skill Inspects GitHub Actions workflows for prompt injection risks and insecure AI agent setups. Catches attacker inputs leaking into prompts via event contexts or environment variables. Claude Code CX Codex Cursor +1 6,700installs gh-cli trailofbits skill A skill that redirects GitHub requests from curl and fetch to authenticated gh CLI for repositories, pull requests, and issues. Use it for private repos and higher API limits. Claude Code CX Codex Cursor +1 6,600installs gateway-workers cloudflare skill Skill for building, debugging, and reviewing Cloudflare Workers triggered by Forward actions in Gateway HTTP policies. Work with GatewayMiddleware, context types, and request continuation. Claude Code CX Codex Cursor +1 7,700installs security-engineer VoltAgent Community subagent Automates DevSecOps workflows, CIS benchmark checks, and vulnerability scanning. Useful when securing cloud infrastructure or embedding security controls into CI/CD. Claude Code 3,243installs agentic-jujutsu ruvnet skill Coordinates multiple AI agents working on code simultaneously without version control locks, learning from execution trajectories. Claude Code CX Codex Cursor +1 1,200installs variant-analysis trailofbits skill Finds related occurrences of an already identified defect across a repository. Use it after a vulnerability or logic issue turns up and similar code needs checking. Claude Code CX Codex Cursor +1 6,400installs graphql-architect https://github.com/Jeffallan skill Designs schema-first GraphQL APIs, Apollo Federation 2.5+ subgraphs, and DataLoader resolvers to eliminate N+1 queries. Claude Code CX Codex Cursor +1 4,000installs ads-server-side-tracking AgriciDaniel skill Audits server-side paid-media measurement: verifies event parameters between browser and server, checks deduplication, data hashing, and privacy compliance. Spots conversion loss and bugs in sGTM, Meta CAPI, TikTok Events API. Claude Code CX Codex Cursor +1 3,300installs cloud-architect VoltAgent Community subagent Designs, reviews, and optimizes multi-cloud infrastructure across AWS, Azure, and GCP while planning migrations and disaster recovery. Claude Code 3,067installs V3 Security Overhaul ruvnet skill A skill that runs a security pass over claude-flow v3: three critical CVEs closed, and secure-by-default patterns wired into the code. Claude Code CX Codex Cursor +1 1,100installs