API Designer
Design REST and GraphQL APIs. Use when creating backend APIs, defining API contracts, or integrating third-party services. Covers endpoint design, authentication, versioning, documentation, and best practices.
api-integration-builder
Build reliable third-party API integrations including OAuth, webhooks, rate limiting, error handling, and data sync. Use when integrating with external services (Slack, Stripe, Gmail, etc.), building API connections, handling webhooks, or implementing OAuth flows.
Testing Strategist
Design and implement comprehensive testing strategies. Use when setting up tests, choosing test types, implementing TDD, or improving code quality. Covers unit tests, integration tests, E2E tests, test-driven development, and testing best practices.
growth-experimenter
Run systematic growth experiments to increase acquisition, activation, retention, and revenue. Use when optimizing conversion funnels, running A/B tests, improving metrics, or when users mention growth, experimentation, optimization, or scaling user acquisition.
Go-to-Market Planner
Plan product launches and go-to-market strategy. Use when launching products, entering new markets, or planning marketing campaigns. Covers positioning, channels, messaging, and launch execution.
BMAD Method
Business Model and Architecture Design methodology for aligning technical architecture with business model sustainability and scalability
usability-tester
Conduct usability tests and identify UX issues through systematic observation. Use when testing user flows, validating designs, identifying friction points, or ensuring users can complete core tasks. Covers test planning, think-aloud protocol, task scenarios, and severity rating.
User Researcher
Conduct user research and validation. Use when discovering user needs, validating assumptions, creating personas, or understanding pain points. Covers interviews, surveys, analysis, and synthesis.
mobile-developer
Expert in React Native, Expo, and cross-platform mobile development
Manifest Generator
Auto-generate capability manifests from skill/MCP descriptions using Codex-powered semantic analysis and structured extraction.
localization-engineer
Expert in internationalization (i18n), multi-language support, and localization
livestream-engineer
Expert in live streaming, WebRTC, and real-time video/audio
Knowledge Graph Builder
Design and build knowledge graphs. Use when modeling complex relationships, building semantic search, or creating knowledge bases. Covers schema design, entity relationships, and graph database selection.
Knowledge Base Manager
Design, build, and maintain comprehensive knowledge bases. Bridges document-based (RAG) and entity-based (graph) knowledge systems. Use when building knowledge-intensive applications, managing organizational knowledge, or creating intelligent information systems.
Multi-Agent Architect
Design and orchestrate multi-agent systems. Use when building complex AI systems requiring specialization, parallel processing, or collaborative problem-solving. Covers agent coordination, communication patterns, and task delegation strategies.
MVP Builder
Rapid MVP development and feature prioritization for fast product validation. Use when building minimum viable products, prioritizing features, validating ideas quickly, or when users need to ship products fast while avoiding over-engineering.
Orchestration Planner
Plan multi-step workflows using capability graph and Codex-powered goal decomposition with HTN-style hierarchical task planning.
Performance Optimizer
Optimize application performance and scalability. Use when investigating slow applications, scaling bottlenecks, or improving response times. Covers profiling, caching, database optimization, and frontend performance.
iot-developer
Expert in IoT development, microcontrollers, sensors, and MQTT protocols
pricing-strategist
Design and optimize pricing strategies for SaaS products including tiering, packaging, value metrics, and experimentation. Use when setting initial pricing, optimizing conversion, expanding revenue, or when users ask about pricing strategy, monetization, or revenue optimization.
product-analyst
Track user metrics and provide data-driven insights for product decisions. Use when measuring product health, analyzing user behavior, conducting cohort analysis, or optimizing key metrics. Covers acquisition, engagement, retention, revenue metrics, and data-driven decision making.
product-analytics
Measure what matters with proper event tracking, funnels, cohorts, and metrics. Use when setting up analytics, tracking features, or understanding behavior.
Product Strategist
Validate product-market fit and strategic direction. Use when defining new products, validating problem-solution fit, prioritizing features, or making build-vs-buy decisions. Focuses on discovery and validation before development.
Prototype Designer
Create interactive prototypes, design user flows, implement prototype testing strategies, and manage handoff to development. Validate ideas before building.
PRP Generator
Guides creation of Product Requirements Prompts (PRPs) - comprehensive requirement documents that serve as the foundation for AI-assisted development
Quality Assurance
Comprehensive quality assurance combining testing strategy, code quality enforcement, and validation gates. Consolidated from testing-strategist, code-quality-enforcer, and validation-gate-checker.
quality-auditor
Comprehensive quality auditing and evaluation of tools, frameworks, and systems against industry best practices with detailed scoring across 12 critical dimensions
RAG Implementer
Implement retrieval-augmented generation systems. Use when building knowledge-intensive applications, document search, Q&A systems, or need to ground LLM responses in external data. Covers embedding strategy, vector stores, retrieval pipelines, and evaluation.
release-manager
Ship features safely with progressive rollouts, feature flags, and canary deployments. Use when deploying risky features or need gradual rollouts.
Security Architect
Comprehensive security architecture combining threat modeling, security-first design, secure coding review, and compliance validation. Consolidated from threat-modeling, security-first-design, secure-coding-review, and compliance-validator.
Security Engineer
Implement security best practices across the application stack. Use when securing APIs, implementing authentication, preventing vulnerabilities, or conducting security reviews. Covers OWASP Top 10, auth patterns, input validation, encryption, and security monitoring.
Skill Validator
Validates that a skill or MCP implementation matches its manifest by running Codex-powered semantic comparisons across descriptions, preconditions, effects, and API surface.
spatial-developer
Expert in AR/VR, WebXR, and spatial computing for Vision Pro and web
Supabase Developer
Build full-stack applications with Supabase (PostgreSQL, Auth, Storage, Real-time, Edge Functions). Use when implementing authentication, database design with RLS, file storage, real-time features, or serverless functions.
System Diagnostician
Performs Codex-assisted project health diagnostics, identifies capability gaps, and produces prioritized improvement plans.
Task Breakdown Specialist
Break large tasks into ADHD-friendly micro-tasks that minimize activation energy and maximize momentum. Use when feeling overwhelmed, can't start a task, or need to make progress visible. Optimized for ADHD developers with 15-minute task chunking and dopamine-driven ordering.
Technical Writer
Create clear, comprehensive technical documentation for developers and users. Use when documenting APIs, writing user guides, creating tutorials, or setting up documentation sites. Covers API docs, user guides, architecture documentation, and documentation best practices.
validate-project-rules
Lista Técnica de Regras de Negócio do labSIS-KIT. Define comportamento esperado para isolamento, permissões e instalação.
Agent Browser
A fast Rust-based headless browser automation CLI with Node.js fallback that enables AI agents to navigate, click, type, and snapshot pages via structured commands.
cody-article-writer
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music-generation
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docx
Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks
device-framer
Wrap screen recordings and screenshots in photorealistic iPhone device frames with drop shadow and background. Use this skill whenever the user uploads a screen recording (MP4, MOV, etc.) or screenshot (PNG, JPG, etc.) and wants it placed inside a phone mockup, device frame, or device bezel. Also trigger when the user mentions "device frame", "phone mockup", "iPhone frame", "app demo", "wrap in device", "Screen Studio", "mockup video", "app store screenshot", or wants to make a screen recording or screenshot look polished/professional. Supports 12 iPhone models from iPhone 13 mini to iPhone 17 Pro Max with 44 color variants. Handles both video (ffmpeg) and image (Pillow) inputs automatically.
feature-council
Multi-agent feature implementation. Spawns independent solver agents that each implement the feature from scratch, then synthesizes the best elements from each. Use when building complex features where you want diverse approaches and comprehensive edge case coverage.
icon-generation
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image-generation
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ios-to-android
Use iOS/Swift code as the source of truth and implement the equivalent feature in Android/Kotlin. Understands the feature behavior, data structures, and logic from iOS, then creates idiomatic Android code that matches the target codebase's existing patterns. Use when porting features from iOS to Android or ensuring platform consistency.
market-researcher-agent
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media-utils
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mobile-parity-check
Compare the UI and UX of iOS and Android apps in either direction. Pin the reference versions, create isolated branches in both repositories, launch simulators with matching fake data, and audit screens, navigation, interactions, visual states, and accessibility. Deliver a developer-ready PDF with paired screenshots, full UI/UX analysis, and actionable findings. Use for mobile UI/UX parity audits and port quality checks; broader backend audits and feature implementation are separate work.
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