Security

Implement Stripe payment processing for robust, PCI-compliant payment flows including checkout, subscriptions, and webhooks. Use when integrating Stripe payments, building subscription systems, or implementing secure checkout flows.

pci-compliance

Implement PCI DSS compliance requirements for secure handling of payment card data and payment systems. Use when securing payment processing, achieving PCI compliance, or implementing payment card security measures.

k8s-security-policies

Implement Kubernetes security policies including NetworkPolicy, PodSecurityPolicy, and RBAC for production-grade security. Use when securing Kubernetes clusters, implementing network isolation, or enforcing pod security standards.

solidity-security

Master smart contract security best practices to prevent common vulnerabilities and implement secure Solidity patterns. Use when writing smart contracts, auditing existing contracts, or implementing security measures for blockchain applications.

nodejs-backend-patterns

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use when creating Node.js servers, REST APIs, GraphQL backends, or microservices architectures.

deployment-pipeline-design

Design multi-stage CI/CD pipelines with approval gates, security checks, and deployment orchestration. Use when architecting deployment workflows, setting up continuous delivery, or implementing GitOps practices.

flow-nexus-platform

9.2k

ruvnet/claude-flow

PleasePrompto/notebooklm-skill

Comprehensive Flow Nexus platform management - authentication, sandboxes, app deployment, payments, and challenges

notebooklm

156

Use this skill to query your Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Browser automation, library management, persistent auth. Drastically reduced hallucinations through document-only responses.

flow-nexus-platform

143

ruvnet/agentic-flow

K-Dense-AI/claude-scientific-skills

Comprehensive Flow Nexus platform management - authentication, sandboxes, app deployment, payments, and challenges

biorxiv-database

139

Efficient database search tool for bioRxiv preprint server. Use this skill when searching for life sciences preprints by keywords, authors, date ranges, or categories, retrieving paper metadata, downloading PDFs, or conducting literature reviews.

Configuring MCP Servers & Plugins for Claude Code

Set up Model Context Protocol servers (GitHub, Filesystem, Brave Search, SQLite). Configure OAuth, manage permissions, validate MCP structure. Use when integrating external tools, APIs, or expanding Claude Code capabilities.

moai-domain-security

Modu-AI's Agentic Development Kit

Authoring CLAUDE.md Project Instructions

Design project-specific AI guidance, document workflows, define architecture patterns. Use when creating CLAUDE.md files for projects, documenting team standards, or establishing AI collaboration guidelines.

Configuring Claude Code settings.json & Security

Set up permissions (allow/deny), permission modes, environment variables, tool restrictions. Use when securing Claude Code, restricting tool access, or optimizing session settings.

moai-alfred-ears-authoring

Modu-AI's Agentic Development Kit

moai-spec-authoring

baz-scm/awesome-reviewers

Modu-AI's Agentic Development Kit

secure-coding

47

littleben/awesomeAgentskills

Incorporating security at every step of software development – writing code that defends against vulnerabilities and protects user data.

shipany

21

Shipany AI-powered SaaS boilerplate documentation. Use when working with Shipany framework, Next.js 15, TypeScript, Drizzle ORM, NextAuth, payment integration, or building SaaS applications.

senior-secops

Comprehensive SecOps skill for application security, vulnerability management, compliance, and secure development practices. Includes security scanning, vulnerability assessment, compliance checking, and security automation. Use when implementing security controls, conducting security audits, responding to vulnerabilities, or ensuring compliance requirements.

senior-backend

Comprehensive backend development skill for building scalable backend systems using NodeJS, Express, Go, Python, Postgres, GraphQL, REST APIs. Includes API scaffolding, database optimization, security implementation, and performance tuning. Use when designing APIs, optimizing database queries, implementing business logic, handling authentication/authorization, or reviewing backend code.

information-security-manager-iso27001

Senior Information Security Manager specializing in ISO 27001 and ISO 27002 implementation for HealthTech and MedTech companies. Provides ISMS implementation, cybersecurity risk assessment, security controls management, and compliance oversight. Use for ISMS design, security risk assessments, control implementation, and ISO 27001 certification activities.

quality-manager-qmr

Senior Quality Manager Responsible Person (QMR) for HealthTech and MedTech companies. Provides overall quality system responsibility, regulatory compliance oversight, management accountability, and strategic quality leadership. Use for quality system governance, regulatory compliance oversight, management responsibility, and quality strategic planning.

regulatory-affairs-head

Senior Regulatory Affairs Manager expertise for HealthTech and MedTech companies. Provides strategic regulatory guidance, submission management, regulatory pathway analysis, global compliance coordination, and cross-functional team leadership. Use for regulatory strategy development, submission planning, regulatory risk assessment, and team coordination activities.

mdr-745-specialist

EU MDR 2017/745 regulation specialist and consultant for medical device requirement management. Provides comprehensive MDR compliance expertise, gap analysis, technical documentation guidance, clinical evidence requirements, and post-market surveillance implementation. Use for MDR compliance assessment, classification decisions, technical file preparation, and regulatory requirement interpretation.

fda-consultant-specialist

Senior FDA consultant and specialist for medical device companies including HIPAA compliance and requirement management. Provides FDA pathway expertise, QSR compliance, cybersecurity guidance, and regulatory submission support. Use for FDA submission planning, QSR compliance assessments, HIPAA evaluations, and FDA regulatory strategy development.

quality-manager-qms-iso13485

ISO 13485 Quality Management System specialist for medical device companies. Provides QMS implementation, maintenance, process optimization, and compliance expertise. Use for QMS design, documentation control, management review, internal auditing, corrective actions, and ISO 13485 certification activities.

isms-audit-expert

Senior ISMS Audit Expert for internal and external information security management system auditing. Provides ISO 27001 audit expertise, security audit program management, security control assessment, and compliance verification. Use for ISMS internal auditing, external audit preparation, security control testing, and ISO 27001 certification support.

gdpr-dsgvo-expert

Senior GDPR/DSGVO expert and internal/external auditor for data protection compliance. Provides EU GDPR and German DSGVO expertise, privacy impact assessments, data protection auditing, and compliance verification. Use for GDPR compliance assessments, privacy audits, data protection planning, and regulatory compliance verification.

Security Auditing

18

jeanluciano/quaestor

proffesor-for-testing/agentic-qe

Audit security with vulnerability scanning, input validation checks, and auth/authz review against OWASP Top 10. Use when implementing authentication, reviewing security-sensitive code, or conducting security audits.

flow-nexus-platform

16

greyhaven-ai/claude-code-config

Comprehensive Flow Nexus platform management - authentication, sandboxes, app deployment, payments, and challenges

grey-haven-security-practices

14

greyhaven-ai/claude-code-config

Grey Haven's security best practices - input validation, output sanitization, multi-tenant RLS, secret management with Doppler, rate limiting, OWASP Top 10 for TanStack/FastAPI stack. Use when implementing security-critical features.

grey-haven-authentication-patterns

14

rinaldofesta/cto-os-skills

Grey Haven's authentication patterns using better-auth - magic links, passkeys, OAuth providers, session management with Redis, JWT claims with tenant_id, and Doppler for auth secrets. Use when implementing authentication features.

cto-risk-resilience

13

alec-c4/claude-skills-rails-dev

Expert methodology for identifying, assessing, and mitigating technical and operational risks including security, incidents, compliance, and disaster recovery.

rails-security

11

alec-c4/claude-skills-rails-dev

Specialized skill for Rails security, authorization, and data protection. Use when implementing Pundit policies, Lockbox encryption, Blind Index searches, authentication, secure configuration, or fixing security vulnerabilities. Includes security best practices and common pitfall prevention.

rails-api

11

REST API specialist for Rails applications. Use when building API endpoints, implementing serialization, API versioning, JWT authentication, or creating API documentation. Focuses on RESTful design, performance, and consistency.

optimization-phase

10

marcusgoll/Spec-Flow

Standard Operating Procedure for /optimize phase. Covers performance benchmarking, accessibility audit, security review, and code quality checks.

Dependency Health

9

yaleh/meta-cc

Security-first dependency management methodology with batch remediation, policy-driven compliance, and automated enforcement. Use when security vulnerabilities exist in dependencies, dependency freshness low (outdated packages), license compliance needed, or systematic dependency management lacking. Provides security-first prioritization (critical vulnerabilities immediately, high within week, medium within month), batch remediation strategy (group compatible updates, test together, single PR), policy-driven compliance framework (security policies, freshness policies, license policies), and automation tools for vulnerability scanning, update detection, and compliance checking. Validated in meta-cc with 6x speedup (9 hours manual to 1.5 hours systematic), 3 iterations, 88% transferability across package managers (concepts universal, tools vary by ecosystem).

dependency-auditor

Automated security auditing of project dependencies to identify known vulnerabilities.

auth-analyzer

Review and analyze authentication and authorization patterns for security vulnerabilities.

security-headers

Validate and implement HTTP security headers to protect web applications.

compliance-checker

Check code against security compliance standards and best practices.

code-reviewer

Automated code review with best practices, security checks, and quality standards.

setting-up-gitignore

7

nickpending/momentum

This skill should be used when users need to create or update a .gitignore file for their project. It provides comprehensive security-focused patterns and automatically detects the tech stack to include appropriate language-specific exclusions. Use when users ask to "set up gitignore", "create a secure gitignore", "add gitignore protection", or similar requests.

clerk-auth

6

jezweb/claude-skills

This skill provides comprehensive knowledge for integrating Clerk authentication in React, Next.js, and Cloudflare Workers applications. It should be used when setting up user authentication, implementing protected routes, verifying JWT tokens, configuring Clerk middleware, integrating with shadcn/ui components, or troubleshooting Clerk authentication errors. Use when: adding Clerk to React/Vite projects, setting up Clerk in Next.js App Router, implementing Clerk authentication in Cloudflare Workers, configuring clerkMiddleware for route protection, creating custom JWT templates, verifying tokens with @clerk/backend, integrating Clerk with Hono, using Clerk shadcn/ui components, or encountering authentication errors. Prevents 10 documented issues: missing secret key errors, API key migration failures, JWKS cache race conditions, CSRF vulnerabilities from missing authorizedParties, import path errors after Core 2 upgrade, JWT size limit issues, deprecated API version warnings, ClerkProvider JSX component errors, async auth() helper confusion, and environment variable misconfiguration. Keywords: clerk, clerk auth, clerk authentication, @clerk/nextjs, @clerk/backend, @clerk/clerk-react, clerkMiddleware, createRouteMatcher, verifyToken, useUser, useAuth, useClerk, JWT template, clerk webhook, clerk secret key, clerk publishable key, protected routes, Cloudflare Workers auth, Next.js auth, shadcn/ui auth, @hono/clerk-auth, "Missing Clerk Secret Key", "cannot be used as a JSX component", JWKS error, authorizedParties, clerk middleware, ClerkProvider, UserButton, SignIn, SignUp

aws-cost-operations

zxkane/aws-skills

This skill provides AWS cost optimization, monitoring, and operational best practices with integrated MCP servers for billing analysis, cost estimation, observability, and security assessment.

stripe-integration

Implement Stripe payment processing for robust, PCI-compliant payment flows including checkout, subscriptions, and webhooks. Use when integrating Stripe payments, building subscription systems, or implementing secure checkout flows.

pci-compliance

Implement PCI DSS compliance requirements for secure handling of payment card data and payment systems. Use when securing payment processing, achieving PCI compliance, or implementing payment card security measures.

k8s-security-policies

Implement Kubernetes security policies including NetworkPolicy, PodSecurityPolicy, and RBAC for production-grade security. Use when securing Kubernetes clusters, implementing network isolation, or enforcing pod security standards.

solidity-security

Master smart contract security best practices to prevent common vulnerabilities and implement secure Solidity patterns. Use when writing smart contracts, auditing existing contracts, or implementing security measures for blockchain applications.

nodejs-backend-patterns

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use when creating Node.js servers, REST APIs, GraphQL backends, or microservices architectures.

deployment-pipeline-design

Design multi-stage CI/CD pipelines with approval gates, security checks, and deployment orchestration. Use when architecting deployment workflows, setting up continuous delivery, or implementing GitOps practices.

api-gateway-patterns

Comprehensive API gateway patterns skill covering Kong, routing, rate limiting, authentication, load balancing, traffic management, and production gateway architecture

kubernetes-orchestration

Comprehensive guide to Kubernetes container orchestration, covering workloads, networking, storage, security, and production operations

aws-cloud-architecture

Comprehensive guide to AWS cloud architecture covering compute, storage, databases, networking, security, serverless, and cost optimization with production-ready patterns

hasura-graphql-engine

Complete guide for Hasura GraphQL Engine including instant GraphQL APIs, permissions, authentication, event triggers, actions, and production deployment

spring-boot-development

Comprehensive Spring Boot development skill covering auto-configuration, dependency injection, REST APIs, Spring Data, security, and enterprise Java applications

oauth2-authentication

Comprehensive OAuth2 authentication skill covering authorization flows, token management, PKCE, OpenID Connect, and security best practices for modern authentication systems

graphql-api-development

Comprehensive guide for building GraphQL APIs including schema design, queries, mutations, subscriptions, resolvers, type system, error handling, authentication, authorization, caching strategies, and production best practices

api-best-practices

webdevtodayjason/titanium-plugins

REST API design patterns, OpenAPI specifications, versioning strategies, authentication, error handling, and security best practices. Use when designing APIs, creating endpoints, documenting APIs, or implementing backend services that expose HTTP APIs.

security-checklist

webdevtodayjason/titanium-plugins

Comprehensive security checklist covering OWASP Top 10, SQL injection, XSS, CSRF, authentication, authorization, secrets management, input validation, and security headers. Use when scanning for vulnerabilities, reviewing security, implementing authentication/authorization, or handling sensitive data.

security-practices

Modern security standards including Zero Trust Architecture, supply chain security, DevSecOps integration, and cloud-native protection

kubernetes

Kubernetes standards for container orchestration, deployments, services, ingress, ConfigMaps, Secrets, and security policies. Covers production-ready configurations, monitoring, and best practices for cloud-native applications.

secrets-management

Secrets management standards for API keys, passwords, certificates, and sensitive data. Covers HashiCorp Vault, environment variables, rotation policies, and detection tools with NIST 800-53r5 SC-12 compliance.

authorization-security

Authorization security standards covering RBAC, ABAC, policy enforcement, OAuth2 scopes, resource-based access control, and NIST 800-53 compliance (AC-3, AC-4, AC-6) for production systems

authentication-security

Authentication security standards covering OAuth2 flows (authorization code, PKCE), JWT best practices (RS256, expiration), MFA (TOTP, WebAuthn), session management, and NIST 800-63B compliance for production systems

security-operations

Security Operations Center (SOC) practices, incident response, SIEM management, and threat hunting following NIST 800-61

fintech-compliance

Payment card security, SOC2 compliance, and financial services regulatory requirements

nist-compliance

NIST 800-53r5 control implementation, tagging, evidence collection, and compliance automation for security frameworks

Quality Standards

bejranonda/LLM-Autonomous-Agent-Plugin-for-Claude

Defines code quality benchmarks, standards compliance, and best practices for maintaining high-quality codebases

Claude Plugin Validation

bejranonda/LLM-Autonomous-Agent-Plugin-for-Claude

Comprehensive validation system for Claude Code plugins to ensure compliance with official plugin development guidelines and prevent installation failures

security-patterns

bejranonda/LLM-Autonomous-Agent-Plugin-for-Claude

Comprehensive OWASP security guidelines, secure coding patterns, vulnerability prevention strategies, and remediation best practices for building secure applications

security-patterns

masanao-ohba/claude-manifests

PHP security best practices and patterns for preventing common vulnerabilities

code-reviewer

masanao-ohba/claude-manifests

Reviews PHP/CakePHP code for quality, standards compliance, and best practices

Creating Agent Skills

Guide Claude through creating well-structured Agent Skills following best practices. Use when creating new Skills, authoring SKILL.md files, or when the user asks to build a Skill for Claude Code.

stripe-integration

Implement Stripe payment processing for robust, PCI-compliant payment flows including checkout, subscriptions, and webhooks. Use when integrating Stripe payments, building subscription systems, or implementing secure checkout flows.

k8s-security-policies

Implement Kubernetes security policies including NetworkPolicy, PodSecurityPolicy, and RBAC for production-grade security. Use when securing Kubernetes clusters, implementing network isolation, or enforcing pod security standards.

solidity-security

Master smart contract security best practices to prevent common vulnerabilities and implement secure Solidity patterns. Use when writing smart contracts, auditing existing contracts, or implementing security measures for blockchain applications.

pci-compliance

Implement PCI DSS compliance requirements for secure handling of payment card data and payment systems. Use when securing payment processing, achieving PCI compliance, or implementing payment card security measures.

nodejs-backend-patterns

Build production-ready Node.js backend services with Express/Fastify, implementing middleware patterns, error handling, authentication, database integration, and API design best practices. Use when creating Node.js servers, REST APIs, GraphQL backends, or microservices architectures.

Security Audit

charlesjones-dev/claude-code-plugins-dev

Guide for conducting comprehensive security audits of code to identify vulnerabilities. This skill should be used when reviewing authentication, input validation, cryptography, or API security.

ash-authentication

joshprice/claude-skills-from-usage-rules