Development AI skills, agents & prompts

Building the thing — writing it, reviewing it, shipping it. 533 listings — 363 skills, 116 agents and 54 prompts — each free, credited to its author, with the full source on its page. Filter and sort them →

UI components

Styling & layout

Animation vocabularyReverse-lookup glossary that turns a vague description of a web animation or motion effect into its exact…skill · MITAct as an electron frontend developerGuide users in building a desktop application using Electron with a focus on frontend development best…prompt · CC0-1.0AI builderThis AI builder will create a fully functional website based on the provided details the website will be…prompt · CC0-1.0Finance tracker app development planDevelop a multi-language, privacy-focused finance tracking app using Flutter with clean architecture…prompt · CC0-1.0Frontend developerAct as an elite frontend development specialist with deep expertise in modern JavaScript frameworks…prompt · CC0-1.0Markdown notesBuild a feature-rich markdown notes applicationprompt · CC0-1.0Sidebar dashboard designDevelop a modern sidebar dashboard interface using HTML, CSS, and JavaScript, focusing on user experience…prompt · CC0-1.0Tattoo studio booking web app developmentGuide to developing a modern web application for a tattoo studio, enabling users to book appointments with…prompt · CC0-1.0Feeling Native On MobileMake a web app feel native on a phone — the small CSS and meta-tag fixes that separate "a website in a…skill · MITFinding Animation OpportunitiesSearch a codebase or UI for places that don't animate but should, and reject everything that shouldn't…skill · MITReviewing AnimationsReviews animation and motion code against a high craft bar derived from Emil Kowalski's design engineering…skill · MITWorking With SonnerGuide to Sonner, the React toast library — install and wire up the Toaster, pick the right toast() call…skill · MITResponsive designImplement modern responsive layouts using container queries, fluid typography, CSS Grid, and mobile-first…skill · MITTailwind Design System (v4)Build scalable design systems with Tailwind CSS v4, design tokens, component libraries, and responsive…skill · MITWeb typographySelect, pair, and implement typefaces for web projects. Use when the user mentions "font pairing", "which…skill · MITContent asset creatorCreates beautiful, branded HTML content assets — industry reports, landing pages, comparison sheets…skill · MITFrontend Slides SkillCreate stunning, animation-rich HTML presentations from scratch or by converting PowerPoint files. Use when…skill · MITTako Knowledge Search & VisualizationSearch and visualize the world's data - get charts, insights, and embeddable knowledge cards for finance…skill · MITVisual brand extractorExtract visual branding (colors, typography, layout patterns) from a client's website and generate a style…skill · MIT

Web frameworks

Mobile apps

Build an advanced music app for androidCreate an advanced music app for Android with features similar to Blooome.prompt · CC0-1.0Mobile app builderAct as an expert mobile application developer with mastery of iOS, Android, and cross-platform development…prompt · CC0-1.0Building Animations in ExpoBuild animations in React Native and Expo, making the decisions in the order that determines whether they…skill · MITWrite swiftHow to write modern Swift well — modeling with value types, Swift 6 data-race safety and approachable…skill · MITReact native architectureBuild production React Native apps with Expo, navigation, native modules, offline sync, and cross-platform…skill · MITReact native designMaster React Native styling, navigation, and Reanimated animations for cross-platform mobile development…skill · MITFlutter expertUse when building cross-platform mobile applications with Flutter 3+ that require custom UI implementation…agent · MITKotlin specialistUse when building Kotlin applications requiring advanced coroutine patterns, multiplatform code sharing, or…agent · MITMobile app developerUse this agent when developing iOS and Android mobile applications with focus on native or cross-platform…agent · MITMobile developerUse this agent when building cross-platform mobile applications requiring native performance optimization…agent · MITSwift expertUse this agent when building native iOS, macOS, or server-side Swift applications requiring advanced…agent · MIT

Services & APIs

API and interface designGuides stable API and interface design. Use when designing APIs, module boundaries, or any public interface…skill · MITContext7Pulls up-to-date, version-specific library docs and code examples into the prompt so the AI stops inventing…agent · MITAdaptyv Bio Foundry APIHow to use the Adaptyv Bio Foundry API and Python SDK for protein experiment design, submission, and results…skill · MIT.NET Backend Development PatternsMaster C#/.NET backend development patterns for building robust APIs, MCP servers, and enterprise…skill · MITAdd AI protectionProtect AI chat and completion endpoints from abuse — detect prompt injection and jailbreak attempts, block…prompt · CC0-1.0Backend architectAct as a master backend architect with expertise in designing scalable, secure, and maintainable server-side…prompt · CC0-1.0Build a DDQN Snake Game with TensorFlow.js in a Single HTML FileCreate a Deep Q-Network (DQN) based Snake game using TensorFlow.js with the latest API, implemented in a…prompt · CC0-1.0Django unit test generator for viewsetsGenerates unit tests for a given Django Viewset, including CRUD operations and edge cases.prompt · CC0-1.0Manufacturing workflow optimization with or toolsGenerate backend and frontend code in .NET and Angular for optimizing manufacturing workflows using OR-Tools.prompt · CC0-1.0Benchling integrationBenchling Python SDK and REST API integration for registry entities, inventory, ELN entries, workflows…skill · MITESM: Evolutionary Scale ModelingUse when working directly with the esm Python SDK, ESM3 or ESMC model IDs, Forge/Biohub inference clients…skill · MITGenomic Intelligence — DNA Sequence ModelsPredict regulatory features, gene structure, and expression directly from DNA sequence using Genomic…skill · MITImaging data commonsQuery and download public cancer imaging data from NCI Imaging Data Commons. Invoke for any question about…skill · MITLabArchives IntegrationSecurely integrate with the official LabArchives ELN REST-like API and Inventory API v1. Use for regional…skill · MITLatchbio integrationBuild, register, debug, and operate bioinformatics workflows on Latch using the Python SDK, CLI, Latch Data…skill · MITPaperclip CLISearch and read full-text biomedical papers, FDA/PMDA/EMA regulatory documents, clinical trial registries…skill · MITprotocols.io IntegrationRead, validate, and safely export protocols.io data with current official REST/MCP contracts, or create…skill · MITTamarind BioAccess a collection of open-source molecular design and structural biology tools on the Tamarind Bio…skill · MITU.S. Treasury Fiscal Data APIQuery the U.S. Treasury Fiscal Data REST API for federal financial data. No API key required. Use for…skill · MITAPI design principlesMaster REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that…skill · MITAuthentication & Authorization Implementation PatternsMaster authentication and authorization patterns including JWT, OAuth2, session management, and RBAC to…skill · MITFastAPI Project TemplatesCreate production-ready FastAPI projects with async patterns, dependency injection, and comprehensive error…skill · MITIstio traffic managementConfigure Istio traffic management including routing, load balancing, circuit breakers, and canary…skill · MITLinkerd patternsImplement Linkerd service mesh patterns for lightweight, security-focused service mesh deployments. Use when…skill · MITMulti reviewer patternsCoordinate parallel code reviews across multiple quality dimensions with finding deduplication, severity…skill · MITNode.js Backend PatternsBuild production-ready Node.js backend services with Express/Fastify, implementing middleware patterns…skill · MITSaga orchestrationImplement saga patterns for distributed transactions and cross-aggregate workflows. Use this skill when…skill · MITTask coordination strategiesDecompose complex tasks, design dependency graphs, and coordinate multi-agent work with proper task…skill · MITAPI design reviewerComprehensive REST API design review with automated linting, breaking-change detection, and design…skill · MITAPI test suite builderUse when the user asks to generate API tests, create integration test suites, test REST endpoints, or build…skill · MITCode → PRD: Reverse-Engineer Any Codebase into Product RequirementsReverse-engineer any codebase into a complete Product Requirements Document (PRD). Analyzes routes…skill · MITSenior Backend EngineerDesigns and implements backend systems including REST APIs, microservices, database architectures…skill · MITSenior fullstackFullstack development toolkit with project scaffolding for Next.js, FastAPI, MERN, and Django stacks, code…skill · MITStripe integration expertProduction-grade Stripe integrations: subscriptions with trials and proration, one-time payments…skill · MITAPI designerUse this agent when designing new APIs, creating API specifications, or refactoring existing API…agent · MITAPI documenterUse this agent when creating or improving API documentation, writing OpenAPI specifications, building…agent · MITCsharp developerUse this agent when building ASP.NET Core web APIs, cloud-native .NET solutions, or modern C# applications…agent · MITDjango developerUse when building Django 4+ web applications, REST APIs, or modernizing existing Django projects with async…agent · MITDotnet core expertUse when building .NET Core applications requiring cloud-native architecture, high-performance…agent · MITFintech engineerUse when building payment systems, financial integrations, or compliance-heavy financial applications that…agent · MITFullstack developerUse this agent when you need to build complete features spanning database, API, and frontend layers together…agent · MITGraphql architectUse this agent when designing or evolving GraphQL schemas across microservices, implementing federation…agent · MITRails expertUse when building or modernizing Rails applications requiring API development, Hotwire reactivity, real-time…agent · MITSlack expertUse this agent when developing Slack applications, implementing Slack API integrations, or reviewing Slack…agent · MITSpring boot engineerUse this agent when building enterprise Spring Boot 3+ applications requiring microservices architecture…agent · MITTechnical writerUse this agent when you need to create, improve, or maintain technical documentation including API…agent · MITY Combinator Reader (Read-Only)Look up Y Combinator companies, batches, and startup ecosystem data using the yc-oss API (read-only). Use…skill · MITBlog Discourse: Real Discourse Research, API-FreeResearch what people are actually saying about a topic in the last 30 days across Reddit, X / Twitter…skill · MITBlog Google: Google API Data for Blog PerformanceGoogle API integration for blog performance: PageSpeed Insights, CrUX Core Web Vitals with 25-week history…skill · MITAPI Docs Writer SkillWrite clear, developer-facing API documentation. Use when asked to document an API endpoint, write API…skill · MITAPI Versioning Strategy: [Service Name]Write an API versioning strategy document for a service or API platform. Use when asked to define versioning…skill · MITAndi Search - Intelligent Web SearchFast, high-quality web search with intelligent ranking and instant answersskill · MITAPI Tester - Test Any API EndpointTest and document API endpoints - validate responses, check status, generate examplesskill · MITDemo builderBuilds personalized demo assets for top prospects using the founder's product API/MCP/SDK. Researches…skill · MITDidit - Identity Verification APIIdentity verification via phone/email OTP and AML screening using Didit APIskill · MITDome - Prediction Markets APIPrediction markets data - Polymarket, Kalshi markets, prices, positions, and tradesskill · MITExa - Neural Web Search & ResearchNeural web search - find similar content, extract pages, and run deep researchskill · MITFind skillFind and install skills from the Orthogonal skill library. Use when you need capabilities you don't have…skill · MITImage Analyzer - AI Image AnalysisAnalyze images with AI - extract text, describe content, detect objectsskill · MITJina Search - Web Search APIJina Search - fast web search returning SERP resultsskill · MITLinkup - Web Search & Fetch APIWeb search and content fetching - search the web or extract content from URLsskill · MITNyne - Intelligence & Enrichment APIIntelligence and enrichment - person and company data, social profiles, events, and fundingskill · MITParallel - Web Research APIWeb research API with OpenAI-compatible chat completions and async tasksskill · MITPDF Processor - Extract Data from PDFsProcess PDFs - extract text, tables, and structured data from documentsskill · MITPerplexity - AI Search & ChatPerplexity AI search and chat completions with real-time web dataskill · MITPhone verificationVerify phone numbers using SMS one-time codes via the Didit API. Use when you need to confirm a user owns a…skill · MITPrecip - Hyperlocal Weather Data APIHyperlocal weather data - precipitation, temperature, wind, soil moisture and moreskill · MITPrediction market oddsGet prediction market odds and prices from Polymarket and Kalshiskill · MITScrapeCreators social scraping (compatibility alias)Compatibility alias for the original ScrapeCreators social scraping skill. Use scrapecreators-api for…skill · MITSearch — General-Purpose Web & Platform SearchSearch the web, platforms, and datasets. Use when asked to search, find, look up, research, or discover…skill · MITSend Text MessageSend SMS text messages to phone numbers. Use when the user asks to send a text, send an SMS, text someone…skill · MITTavily - AI Search & Research APIAI-powered web search, crawling, extraction, and deep researchskill · MITWeatherGet current weather and forecasts using free APIs (no API key required). Use when asked about weather…skill · MITWeb archive scraperSearch the Wayback Machine for archived versions of websites. Extract cached pages, customer lists…skill · MITYoutube APIUse when YouTube data is needed without Google API quotas or OAuth setup: transcripts, video metadata…skill · MITYoutube dataUse when structured YouTube data is needed: pasted video/channel/playlist links, transcripts for analysis…skill · MITGA4 Data APIRead Google Analytics 4 reporting data through the GA4 Data API. Use for explicit GA4 property metadata…skill · MITlast30days: Research Any Topic from the Last 30 DaysResearch any topic from the last 30 days on Reddit + X + Web, synthesize findings, and write…skill · MITSalesforce SkillQuery and manage Salesforce CRM data via the Salesforce CLI (sf). Run SOQL/SOSL queries, inspect object…skill · MITZooData — Commerce Data Infrastructure for AI AgentsAPI endpoint reference for ZooData's Amazon commerce and keyword-intelligence surfaces, including…skill · MIT

Jobs & queues

Language patterns

The idioms of one language: Python, Rust, Bash, Go.
Competitive programming assistantA competitive programming assistant that helps you write efficient and clean code .prompt · CC0-1.0Customizable web template for company brandingCreate a flexible web template with customizable frontend and backend for different company brands, allowing…prompt · CC0-1.0Echoes of the rust ageTwo survivors navigate a treacherous landscape composed entirely of discarded technology and rusted metal.prompt · CC0-1.0Master Prompt Architect & Context EngineerAct as a Master Prompt Architect & Context Engineer to transform user requests into optimized, error-free…prompt · CC0-1.0Pomodoro timerCreate a comprehensive pomodoro timer appprompt · CC0-1.0Predictive eye tracking heatmap generatorAnalyze UI screenshots with cognitive science rules. Simulate user eye movements based on NN g research…prompt · CC0-1.0Python Code Generator — Clean, Optimized & Production-ReadyA structured prompt for generating clean, production-ready Python code from scratch. Follows a…prompt · CC0-1.0Python Code Performance & Quality EnhancerA structured prompt for reviewing and enhancing Python code across four dimensions — documentation quality…prompt · CC0-1.0Second opinionSecond Opinion from Codex and Gemini CLI for Claude Codeprompt · CC0-1.0Web designI want you to act as a web design consultant.prompt · CC0-1.0GeomasterComprehensive geospatial science skill covering remote sensing, GIS, spatial analysis, machine learning for…skill · MITGeopandasGuidance and local audit tools for Python workflows that directly use GeoPandas GeoSeries, GeoDataFrame…skill · MITGPU Optimization for Python with NVIDIAGPU-accelerates scientific Python on NVIDIA hardware and verifies that the result is correct and faster. Use…skill · MITGtarsUse Gtars for local genomic interval models and set algebra, overlaps and counts, consensus and coverage…skill · MITMATLAB and GNU OctaveBuild, review, migrate, and safely plan MATLAB or GNU Octave numerical workflows, including arrays…skill · MITModalModal is a serverless cloud platform for running Python on demand, including on-demand GPUs. Use when…skill · MITPolarsHigh-performance DataFrame library for Python ETL, analytics, and pandas migration. Use for expression-based…skill · MITPymoo - Multi-Objective Optimization in PythonMulti-objective optimization framework. NSGA-II, NSGA-III, MOEA/D, Pareto fronts, constraint handling…skill · MITPyTorch Geometric (PyG)PyTorch Geometric (PyG) for graph neural networks — node/link/graph classification, message passing (GCN…skill · MITScikit learnMachine learning in Python with scikit-learn. Use when working with supervised learning (classification…skill · MITStable baselines3Production-ready reinforcement learning algorithms (PPO, SAC, DQN, TD3, DDPG, A2C) with scikit-learn-like…skill · MITSymPy - Symbolic Mathematics in PythonUse when you need exact symbolic math in Python — algebra, calculus, equation solving, symbolic linear…skill · MITZarr pythonChunked N-D arrays for cloud storage (Zarr-Python 3). Compressed arrays, parallel I/O, S3/GCS via fsspec…skill · MITBazel build optimizationOptimize Bazel builds for large-scale monorepos. Use when configuring Bazel, implementing remote execution…skill · MITHelm chart scaffoldingDesign, organize, and manage Helm charts for templating and packaging Kubernetes applications with reusable…skill · MITMemory safety patternsImplement memory-safe programming with RAII, ownership, smart pointers, and resource management across Rust…skill · MITNft standardsImplement NFT standards (ERC-721, ERC-1155) with proper metadata handling, minting strategies, and…skill · MITPython Anti-Patterns ChecklistUse this skill when reviewing Python code for common anti-patterns to avoid. Use as a checklist when…skill · MITPython Configuration ManagementPython configuration management via environment variables and typed settings. Use when externalizing config…skill · MITPython design patternsPython design patterns including KISS, Separation of Concerns, Single Responsibility, and composition over…skill · MITPython packagingCreate distributable Python packages with proper project structure, setup.py/pyproject.toml, and publishing…skill · MITPython resource managementPython resource management with context managers, cleanup patterns, and streaming. Use when managing…skill · MITPython type safetyPython type safety with type hints, generics, protocols, and strict type checking. Use when adding type…skill · MITTypescript advanced typesMaster TypeScript's advanced type system including generics, conditional types, mapped types, template…skill · MITUv package managerMaster the uv package manager for fast Python dependency management, virtual environments, and modern Python…skill · MITCode reviewerCode review automation for TypeScript, JavaScript, Python, Go, Swift, Kotlin, C#, .NET, Java, C, C++, Rust…skill · MITBlockchain developerUse this agent when building smart contracts, DApps, and blockchain protocols that require expertise in…agent · MITGolang proUse when building Go applications requiring concurrent programming, high-performance systems, microservices…agent · MITJava architectUse this agent when designing enterprise Java architectures, migrating Spring Boot applications, or…agent · MITJavascript proUse this agent when you need to build, optimize, or refactor modern JavaScript code for browser, Node.js, or…agent · MITLaravel specialistUse when building Laravel 10+ applications, architecting Eloquent models with complex relationships…agent · MITPhp proUse this agent when working with PHP 8.3+ projects that require strict typing, modern language features, and…agent · MITPython proUse this agent when you need to build type-safe, production-ready Python code for web APIs, system…agent · MITRust engineerUse when building Rust systems where memory safety, ownership patterns, zero-cost abstractions, and…agent · MITTypescript proUse when implementing TypeScript code requiring advanced type system patterns, complex generics, type-level…agent · MITEvent signalsExtract leads from conferences, meetups, hackathons, and podcasts by analyzing speaker lists, sponsor lists…skill · MITLinkedIn ScraperScrapes LinkedIn job postings using the JobSpy library (python-jobspy). Use this skill whenever the user…skill · MITDebugging renders with run-to-nodeDebug a WRONG or imperfect render (not a hard error) by inspecting inputs and intermediate steps with…skill · MITPanel agent operationsOn-demand procedures for the ComfyUI sidebar panel agent that are too long to sit in the system prompt. Read…skill · MIT

Databases

Architecture

A Philosophy of Software Design FrameworkManage software complexity through deep modules, information hiding, and strategic programming. Use when the…skill · MITArchitecture optimizationGuided journey from a working codebase grown slow and tangled to one measurably fast, cleanly bounded, and…skill · MITArchitecture & UI/UX AuditIt asks an AI to assume the persona of a Senior Frontend Engineer & Product Reviewer to perform a high-level…prompt · CC0-1.0Candle pattern trading chart generatorGenerate a chart showing buy below and sell above candle patterns to indicate optimal trading points.prompt · CC0-1.0NbxMetaprompt · CC0-1.0Regex generatorGenerate regular expressions for matching specific patterns in text, providing them in an easily usable…prompt · CC0-1.0DHDNA Profiler — Cognitive Pattern ExtractionPaste any email, proposal, or note someone wrote, and get back a plain-language read on how they think, what…skill · MIT licenseArchitecture patternsImplement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and…skill · MITBash defensive patternsMaster defensive Bash programming techniques for production-grade scripts. Use when writing robust shell…skill · MITCqrs implementationImplement Command Query Responsibility Segregation for scalable architectures. Use when separating read and…skill · MITEvent store designDesign and implement event stores for event-sourced systems. Use when building event sourcing…skill · MITGodot gdscript patternsMaster Godot 4 GDScript patterns including signals, scenes, state machines, and optimization. Use when…skill · MITLangChain & LangGraph ArchitectureDesign LLM applications using LangChain 1.x and LangGraph for agents, memory, and tool integration. Use when…skill · MITMonorepo managementMaster monorepo management with Turborepo, Nx, and pnpm workspaces to build efficient, scalable…skill · MITNx workspace patternsConfigure and optimize Nx monorepo workspaces. Use when setting up Nx, configuring project boundaries…skill · MITProjection patternsBuild read models and projections from event streams. Use when implementing CQRS read sides, building…skill · MIT/cs:cto-review — CTO Forcing Questions/cs:cto-review <plan> — Architecture and scaling interrogation. Tech debt, scaling cliffs, team scaling…skill · MITAgent Designer — Multi-Agent System ArchitectureUse when the user asks to design a multi-agent system, pick an orchestration pattern…skill · MITMonorepo navigatorNavigate, manage, and optimize monorepos. Covers Turborepo, Nx, pnpm workspaces, and Lerna. Cross-package…skill · MITSenior architectThis skill should be used when the user asks to "design system architecture", "evaluate microservices vs…skill · MITAngular architectUse when architecting enterprise Angular 15+ applications with complex state management, optimizing RxJS…agent · MITArchitect reviewerUse this agent when you need to evaluate system design decisions, architectural patterns, and technology…agent · MITCodebase orchestratorUse this agent when you need repository-wide refactor governance with explicit approval loops, weighted risk…agent · MITLegacy modernizerUse this agent when modernizing legacy systems that need incremental migration strategies, technical debt…agent · MITMicroservices architectUse when designing distributed system architecture, decomposing monolithic applications into independent…agent · MITRefactoring specialistUse when you need to transform poorly structured, complex, or duplicated code into clean, maintainable…agent · MITTooling engineerUse this agent when you need to build or enhance developer tools including CLIs, code generators, build…agent · MITClean Architecture FrameworkStructure software around the Dependency Rule: source code dependencies point inward from frameworks to use…skill · MITDesign code architectureGuided journey from an app idea to a deliberate architecture: boundaries, domain model, data decisions, and…skill · MITDomain-Driven Design FrameworkModel software around the business domain using bounded contexts, aggregates, and ubiquitous language. Use…skill · MITRemove technical debtGuided journey from a large aged codebase everyone fears to touch to one that is safe to change, legible…skill · MITTeam topologiesOrganize business and technology teams for fast flow using Skelton & Pais''s "Team Topologies". Use when the…skill · MITMicroservices Decomposition: [System Name]Design a microservices decomposition for a monolith or new system, defining service boundaries, ownership…skill · MITRevOps Tech Stack ArchitectureRevenue technology stack architecture, value engineering, platform evaluation, and capability mapping for…skill · MIT

Code review

Code Review ReceptionUse when receiving code review feedback, before implementing suggestions, especially if feedback seems…skill · MITRequesting code reviewUse when completing tasks, implementing major features, or before merging to verify work meets requirementsskill · MITCode review agentAct as a code review agent to evaluate and improve code quality, style, and functionality.prompt · CC0-1.0Code review by coderabitYou are an expert AI code reviewer.prompt · CC0-1.0Comprehensive code review expertAct as a code review expert to thoroughly analyze code for quality, efficiency, and adherence to best…prompt · CC0-1.0Improve the following codeImprove the following codeprompt · CC0-1.0Code review and qualityConducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself…skill · MITCode review excellenceMaster effective code review practices to provide constructive feedback, catch bugs early, and foster…skill · MITShellCheck Configuration and Static AnalysisMaster ShellCheck static analysis configuration and usage for shell script quality. Use when setting up…skill · MITCode reviewReview code for actionable defects. Correctness is the core; performance and security are optional sub-cases…skill · MITAdversarial Code ReviewerAdversarial code review that breaks the self-review monoculture. Use when you want a genuinely critical…skill · MITCode Review Checklist SkillGenerate a tailored code review checklist for any pull request based on the language, type of change, and…skill · MITCode Review for WebReview web application code for bugs, security issues, performance problems, and stack-specific…skill · MIT

Testing

Test-Driven Development (TDD)Use when implementing any feature or bugfix, before writing implementation codeskill · MITTest first bug fixing approachGuide to fixing bugs using a test-first approach, ensuring code reliability through systematic testing and…prompt · CC0-1.0Web application testing skillToolkit for interacting with and testing local web applications using Playwright. Supports verifying…prompt · CC0-1.0Bats testing patternsMaster Bash Automated Testing System (Bats) for comprehensive shell script testing. Use when writing tests…skill · MITDependency upgradeManage major dependency version upgrades with compatibility analysis, staged rollout, and comprehensive…skill · MITE2e testing patternsMaster end-to-end testing with Playwright and Cypress to build reliable test suites that catch bugs, improve…skill · MITJavascript testing patternsImplement comprehensive testing strategies using Jest, Vitest, and Testing Library for unit tests…skill · MITPython testing patternsImplement comprehensive testing strategies with pytest, fixtures, mocking, and test-driven development. Use…skill · MITTemporal Python Testing StrategiesTest Temporal workflows with pytest, time-skipping, and mocking strategies. Covers unit testing, integration…skill · MITWeb3 Smart Contract TestingTest smart contracts comprehensively using Hardhat and Foundry with unit tests, integration tests, and…skill · MIT/em:stress-test — Business Assumption Stress Testing/em:stress-test — Business assumption stress testing. Use before betting on a plan whose core assumptions…skill · MITAnalyze Test Coverage GapsAnalyze test coverage gaps. Use when user says "test coverage", what's not tested", "coverage gaps"…skill · MITInitialize Playwright ProjectSet up Playwright in a project. Use when user says "set up playwright", add e2e tests", "configure…skill · MITPlaywright ProProduction-grade Playwright testing toolkit. Use when the user mentions Playwright tests, end-to-end…skill · MITSenior QA EngineerGenerates unit tests, integration tests, and E2E tests for React/Next.js applications. Scans components to…skill · MITTdd guideTest-driven development skill for writing unit tests, generating test fixtures and mocks, analyzing coverage…skill · MITDx optimizerUse this agent when optimizing the complete developer workflow including build times, feedback loops…agent · MITTest automatorUse this agent when you need to build, implement, or enhance automated test frameworks, create test scripts…agent · MITWorking Effectively with Legacy CodeSafely change and test untested codebases using Feathers'' "Working Effectively with Legacy Code". Use when…skill · MITDeveloper Onboarding Document SkillWrite a developer onboarding document for a service, codebase, or team. Use when asked to write a developer…skill · MITDisaster Recovery Plan SkillWrite a disaster recovery plan for a service or system — covering RPO/RTO targets, failure scenario…skill · MITLoad Testing Plan SkillWrite a load and performance testing plan for a service. Use when asked to create a performance test plan…skill · MITOptimization Signals & Testing RulesUse this skill when reading optimization signals — which metrics justify action, testing rules, and when a…skill · MIT

Debugging

Systematic debuggingUse when encountering any bug, test failure, or unexpected behavior, before proposing fixesskill · MITVerification before completionUse when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires…skill · MITDebugging strategiesMaster systematic debugging techniques, profiling tools, and root cause analysis to efficiently track down…skill · MITError handling patternsMaster error handling patterns across languages including exceptions, Result types, error propagation, and…skill · MITIncident runbook templatesCreate structured incident response runbooks with step-by-step procedures, escalation paths, and recovery…skill · MITParallel debuggingDebug complex issues using competing hypotheses with parallel investigation, evidence collection, and root…skill · MITPostmortem writingWrite effective blameless postmortems with root cause analysis, timelines, and action items. Use when…skill · MITPython error handlingPython error handling patterns including input validation, exception hierarchies, and partial failure…skill · MITCapa officerCAPA system management for medical device QMS. Covers root cause analysis, corrective action planning…skill · MITIncident Commander SkillComprehensive incident response framework from detection through resolution and post-incident review…skill · MITIncident responseUse when a security incident has been detected or declared and needs classification, triage, escalation path…skill · MITRunbook generatorGenerate operational runbooks from a service name — deployment, incident response, maintenance, and rollback…skill · MITChaos engineerUse this agent when you need to design and execute controlled failure experiments, validate system…agent · MITDebuggerUse this agent when you need to diagnose and fix bugs, identify root causes of failures, or analyze error…agent · MITDevops incident responderUse when actively responding to production incidents, diagnosing critical service failures, or conducting…agent · MITError coordinatorUse when you need to mine error logs and agent output for recurring failure and cascade patterns, then…agent · MITError detectiveUse this agent when you need to diagnose why errors are occurring in your system, correlate errors across…agent · MITIncident responderUse this agent when an active security breach, service outage, or operational incident requires immediate…agent · MITDebugging Log Analyser SkillParse error logs, stack traces, and crash reports into a structured root cause diagnosis. Use when an…skill · MITIncident Postmortem SkillWrite a structured incident postmortem or post-incident review. Use when asked to write a postmortem…skill · MITAfter action reportRun a structured after-action review (postmortem, retrospective) on a launch, incident, or completed project…skill · MITIncident responseManage active production incidents through detection, triage, mitigation, communication, and resolution with…skill · MIT

CI/CD & releases

CI/CD and AutomationAutomates CI/CD pipeline setup. Use when setting up or modifying build and deployment pipelines. Use when…skill · MITFinishing a development branchUse when implementation is complete, all tests pass, and you need to decide how to integrate the workskill · MITUsing git worktreesUse when starting feature work that needs isolation from current workspace or before executing…skill · MITClaude Code Skill (Slash Command): review-and-commit.mdA slash command for Claude Code to perform (a) commit(s) following the conventional style.prompt · CC0-1.0Git workflow and versioningStructures git workflow practices. Use when making any code change. Use when committing, branching…skill · MITBlock no verify hookConfigure a PreToolUse hook to prevent AI agents from skipping git pre-commit hooks with --no-verify and…skill · MITChangelog automationAutomate changelog generation from commits, PRs, and releases following Keep a Changelog format. Use when…skill · MITDeployment pipeline designDesign multi-stage CI/CD pipelines with approval gates, security checks, and deployment orchestration. Use…skill · MITGit advanced workflowsMaster advanced Git workflows including rebasing, cherry-picking, bisect, worktrees, and reflog to maintain…skill · MITGithub actions templatesCreate production-ready GitHub Actions workflows for automated testing, building, and deploying…skill · MITGitlab ci patternsBuild GitLab CI/CD pipelines with multi-stage workflows, caching, and distributed runners for scalable…skill · MITAgentHub — Multi-Agent CollaborationMulti-agent collaboration plugin that spawns N parallel subagents competing on the same task via git…skill · MITAutoresearch agentAutonomous experiment loop that optimizes any file by a measurable metric. Inspired by Karpathy's…skill · MITCI/CD Pipeline BuilderGenerate pragmatic CI/CD pipelines from detected project stack signals — fast baseline generation…skill · MITEngineering Advanced Skills (POWERFUL Tier)Index of 37 advanced engineering agent skills for Claude Code, Codex, Gemini CLI, Cursor, OpenClaw. Use when…skill · MITGit worktree managerRun parallel feature work safely with Git worktrees. Standardizes branch isolation, port allocation…skill · MITDeployment engineerUse this agent when designing, building, or optimizing CI/CD pipelines and deployment automation strategies.agent · MITGit workflow managerUse this agent when you need to design, establish, or optimize Git workflows, branching strategies, and…agent · MITCI/CD Playbook SkillWrite a CI/CD pipeline playbook for a service or team. Use when asked to document a CI/CD pipeline, write a…skill · MITClaude Superpowers SkillActivate a 4-stage coding discipline framework that forces Claude to plan before coding, isolate changes on…skill · MITPR Description Writer SkillWrite a clear, structured pull request description from a git diff, branch summary, or commit list. Use when…skill · MITPress Release SkillWrite a professional press release for any announcement. Use when asked to write a press release, media…skill · MIT

Cloud & infra

Docker MCP gatewayDocker's own CLI plugin: run any server from the Docker MCP Catalog in its own container, behind one…agent · MITTechnical Codebase Discovery & Onboarding PromptA prompt designed to guide a deep technical analysis of a code repository to accelerate developer…prompt · CC0-1.0NextflowBuild, run, and debug Nextflow data pipelines and nf-core workflows end to end. Use whenever the user…skill · MITCloud Cost OptimizationOptimize cloud costs across AWS, Azure, GCP, and OCI through resource rightsizing, tagging strategies…skill · MITHybrid cloud networkingConfigure secure, high-performance connectivity between on-premises infrastructure and cloud platforms using…skill · MITKubernetes Manifest GeneratorCreate production-ready Kubernetes manifests for Deployments, Services, ConfigMaps, and Secrets following…skill · MITMulti cloud architectureDesign multi-cloud architectures using a decision framework to select and integrate services across AWS…skill · MITSecrets managementImplement secure secrets management for CI/CD pipelines using Vault, AWS Secrets Manager, or native platform…skill · MITTerraform module libraryBuild reusable Terraform modules for AWS, Azure, GCP, and OCI infrastructure following…skill · MITTurborepo cachingConfigure Turborepo for efficient monorepo builds with local and remote caching. Use when setting up…skill · MITAws solution architectDesign AWS architectures for startups using serverless patterns and IaC templates. Use when asked to design…skill · MITAzure cloud architectDesign Azure architectures for startups and enterprises. Use when asked to design Azure infrastructure…skill · MITDocker developmentDocker and container development agent skill and plugin for Dockerfile optimization, docker-compose…skill · MITGcp cloud architectDesign GCP architectures for startups and enterprises. Use when asked to design Google Cloud infrastructure…skill · MITMicrosoft 365 Tenant ManagerMicrosoft 365 tenant administration for Global Administrators. Automate M365 tenant setup, Office 365 admin…skill · MITSenior devopsComprehensive DevOps skill for CI/CD, infrastructure automation, containerization, and cloud platforms (AWS…skill · MITTerraform patternsTerraform infrastructure-as-code agent skill and plugin for Claude Code, Codex, Gemini CLI, Cursor…skill · MITAzure infra engineerUse when designing, deploying, or managing Azure infrastructure with focus on network architecture, Entra ID…agent · MITDevops engineerUse this agent when building or optimizing infrastructure automation, CI/CD pipelines, containerization…agent · MITIot engineerUse when designing and deploying IoT solutions requiring expertise in device management, edge computing…agent · MITIt ops orchestratorUse for orchestrating complex IT operations tasks that span multiple domains (PowerShell automation, .NET…agent · MITKubernetes specialistUse this agent when you need to design, deploy, configure, or troubleshoot Kubernetes clusters and workloads…agent · MITM365 adminUse when automating Microsoft 365 administrative tasks including Exchange Online mailbox provisioning, Teams…agent · MITMl engineerUse this agent when building production ML systems requiring model training pipelines, model serving…agent · MITPowershell 7 expertUse when building cross-platform cloud automation scripts, Azure infrastructure orchestration, or CI/CD…agent · MITPowershell module architectUse this agent when architecting and refactoring PowerShell modules, designing profile systems, or creating…agent · MITPowershell security hardeningUse this agent when you need to harden PowerShell automation, secure remoting configuration, enforce…agent · MITPowershell UI architectUse when designing or building desktop graphical interfaces (WinForms, WPF, Metro-style dashboards) or…agent · MITpowershell-5.1-expertUse when automating Windows infrastructure tasks requiring PowerShell 5.1 scripts with RSAT modules for…agent · MITTerraform engineerUse when building, refactoring, or scaling infrastructure as code using Terraform with focus on multi-cloud…agent · MITWindows infra adminUse when managing Windows Server infrastructure, Active Directory, DNS, DHCP, and Group Policy…agent · MITRunPod Cloud GPUCloud GPU processing via RunPod serverless. Use when setting up RunPod endpoints, deploying Docker images…skill · MITInfrastructure-as-Code ReviewWrite an infrastructure-as-code review checklist and conduct a structured review of Terraform…skill · MITCross-Border E-CommerceCross-border e-commerce expansion advisor. Scores target markets on 8 weighted dimensions (market size…skill · MITCost optimizationAudit and reduce infrastructure and tooling costs without sacrificing reliability or velocity. Use this…skill · MIT

Monitoring

Professional Full-Stack Developer for Network Mapping & Monitoring ApplicationAct as a professional full-stack developer tasked with building a web application for mapping and monitoring…prompt · CC0-1.0Prompt refinerHigh-end Prompt Engineering & Prompt Refiner skill. Transforms raw or messy user requests into concise…prompt · CC0-1.0Constraint driven developmentEstablishes a project's quality bar as a written contract and stops agents quietly lowering it. Interviews…skill · MITObservability and instrumentationInstruments code so production behavior is visible and diagnosable. Use when adding logging, metrics…skill · MITPerformance optimizationOptimizes application performance across frontend, backend, queries, and databases. Use when performance…skill · MITPharmacokinetic and Pharmacodynamic ModellingPharmacokinetic and pharmacodynamic modelling and simulation - non-compartmental analysis, compartmental and…skill · MITDistributed tracingImplement distributed tracing with Jaeger and Tempo to track requests across microservices and identify…skill · MITGrafana dashboardsCreate and manage production Grafana dashboards for real-time visualization of system and application…skill · MITPrometheus configurationSet up Prometheus for comprehensive metric collection, storage, and monitoring of infrastructure and…skill · MITPython observabilityPython observability patterns including structured logging, metrics, and distributed tracing. Use when…skill · MITPython performance optimizationProfile and optimize Python code using cProfile, memory profilers, and performance best practices. Use when…skill · MITRisk metrics calculationCalculate portfolio risk metrics including VaR, CVaR, Sharpe, Sortino, and drawdown analysis. Use when…skill · MITService mesh observabilityImplement comprehensive observability for service meshes including distributed tracing, metrics, and…skill · MITSimilarity search patternsImplement efficient similarity search with vector databases. Use when building semantic search, implementing…skill · MITSlo implementationDefine and implement Service Level Indicators (SLIs) and Service Level Objectives (SLOs) with error budgets…skill · MITSQL optimization patternsMaster SQL query optimization, indexing strategies, and EXPLAIN analysis to dramatically improve database…skill · MITUnity ecs patternsMaster Unity ECS (Entity Component System) with DOTS, Jobs, and Burst for high-performance game development…skill · MITObservability Designer (POWERFUL)Design production-ready observability strategies combining metrics, logs, and traces. Includes SLI/SLO…skill · MITPerformance profilerSystematic performance profiling for Node.js, Python, and Go applications. Identifies CPU, memory, and I/O…skill · MITSenior Quality Manager Responsible Person (QMR)Senior Quality Manager Responsible Person (QMR) for HealthTech and MedTech companies. Provides quality…skill · MITAI engineerUse this agent when architecting, implementing, or optimizing end-to-end AI systems—from model selection and…agent · MITBuild engineerUse this agent when you need to optimize build performance, reduce compilation times, or scale build systems…agent · MITCpp proUse this agent when building high-performance C++ systems requiring modern C++20/23 features, template…agent · MITDatabase administratorUse this agent when optimizing database performance, implementing high-availability architectures, setting…agent · MITDatabase optimizerUse this agent when you need to analyze slow queries, optimize database performance across multiple systems…agent · MITElectron proUse this agent when building Electron desktop applications that require native OS integration…agent · MITEmbedded systemsUse when developing firmware for resource-constrained microcontrollers, implementing RTOS-based…agent · MITMlops engineerUse this agent when you need to design and implement ML infrastructure, set up CI/CD for machine learning…agent · MITPerformance engineerUse this agent when you need to identify and eliminate performance bottlenecks in applications, databases…agent · MITPerformance monitorUse when you need to analyze existing metric, log, and output files to spot performance patterns and…agent · MITSre engineerUse this agent when you need to establish or improve system reliability through SLO definition, error budget…agent · MITVue expertUse this agent when building Vue 3 applications that require Composition API mastery, reactivity…agent · MITPaid ads reviewProduce a read-only, evidence-based paid-media performance review across connected platforms or supplied…skill · MITSkill creatorCreate new skills, modify and improve existing skills, and measure skill performance. Use when users want to…skill · MITPerformance optimizationOptimize web performance for faster loading and better user experience. Use when asked to "speed up my…skill · MITHigh Performance Browser Networking FrameworkOptimize web performance through network protocols, resource loading, and browser rendering internals. Use…skill · MITAI Product Canvas SkillStructure AI and ML product decisions with the rigour of any product decision. Use when building AI-powered…skill · MITMonitoring Setup Guide SkillWrite a monitoring setup guide for a service — defining what to measure, how to alert on it, and how to…skill · MITPerformance Budget SkillDefine and document performance budgets for a web service or application. Use when asked to set performance…skill · MITPerformance Review SkillWrite structured, balanced performance reviews from bullet-point inputs. Use when asked to write a…skill · MITRFC Writer SkillWrite an engineering RFC (Request for Comments) for a technical decision, architectural change, or…skill · MITSocial Media Audit SkillAudit an existing social media presence across all active platforms. Use when asked to review social media…skill · MITSequence performanceEmail campaign/sequence performance review composite. Pulls campaign data (sends, opens, replies, bounces)…skill · MITUptime Monitor - Website Availability MonitoringMonitor website uptime - check availability, response times, and statusskill · MITMonitoring and alertingDesign and run a monitoring system for a website or web app. Use this skill when setting up uptime checks…skill · MITPerformance optimizationDiagnose and fix web performance issues including Core Web Vitals (LCP, INP, CLS), bundle size, asset…skill · MITRevenue Performance MetricsRevenue performance measurement, funnel math, and unit economics for B2B teams. Use when the user mentions…skill · MITZooData — Amazon Daily Market RadarAutomated daily Amazon market digest. Given the user's own ASINs (1-10) and any competitor ASINs (up to 20)…skill · MITTop Partnerships (Brand-side)External brand-user performance report. Ranks a brand's sponsorships by effective CPM once the sponsored…skill · MIT

Security

Ad security reviewerUse this agent when you need to audit Active Directory security posture, evaluate privilege escalation…agent · MITBest practicesApply modern web development best practices for security, compatibility, and code quality. Use when asked to…skill · MITHallucination vulnerability prompt checkerIdentify structural openings in a prompt that may lead to hallucinated, fabricated, or over-assumed outputs.prompt · CC0-1.0Repository Security & Architecture Audit FrameworkResearch-backed repository audit workflow covering OWASP Top 10, SOLID principles, DORA metrics, and Google…prompt · CC0-1.0Security guard image promptGenerate an image of a Latino private security guard wearing tactical helmet and communication radio on a…prompt · CC0-1.0The Architect: Hacker-Protector & Viral EngineerAct as 'The Architect', an elite AI of the future specializing in cybersecurity, neuropsychology, and viral…prompt · CC0-1.0Website security vulnerability checkerAct as a security expert to identify and report vulnerabilities on a website.prompt · CC0-1.0Security and hardeningHardens code against vulnerabilities. Use when auditing an input handler for vulnerabilities, when handling…skill · MITAnti reversing techniquesUnderstand anti-reversing, obfuscation, and protection techniques encountered during software analysis. Use…skill · MITAttack tree constructionBuild comprehensive attack trees to visualize threat paths. Use when mapping attack scenarios, identifying…skill · MITBinary analysis patternsMaster binary analysis patterns including disassembly, decompilation, control flow analysis, and code…skill · MITKubernetes Security PoliciesImplement Kubernetes security policies including NetworkPolicy, PodSecurityPolicy, and RBAC for…skill · MITMtls configurationConfigure mutual TLS (mTLS) for zero-trust service-to-service communication. Use when implementing…skill · MITSast configurationConfigure Static Application Security Testing (SAST) tools for automated vulnerability detection in…skill · MITSecurity requirement extractionDerive security requirements from threat models and business context. Use when translating threats into…skill · MITSolidity securityMaster smart contract security best practices to prevent common vulnerabilities and implement secure…skill · MITStride analysis patternsApply STRIDE methodology to systematically identify threats. Use when analyzing system security, conducting…skill · MITThreat mitigation mappingMap identified threats to appropriate security controls and mitigations. Use when prioritizing security…skill · MITAI securityUse when assessing AI/ML systems for prompt injection, jailbreak vulnerabilities, model inversion risk, data…skill · MITAtlassian Administrator ExpertAtlassian Administrator for managing and organizing Atlassian products (Jira, Confluence, Bitbucket…skill · MITCiso advisorSecurity leadership for growth-stage companies. Risk quantification in dollars, compliance roadmap (SOC…skill · MITCloud securityUse when assessing cloud infrastructure for security misconfigurations, IAM privilege escalation paths, S3…skill · MITHelm chart builderHelm chart development agent skill and plugin for Claude Code, Codex, Gemini CLI, Cursor, OpenClaw — chart…skill · MITInformation security manager iso27001ISO 27001 ISMS implementation and cybersecurity governance for HealthTech and MedTech companies. Use when…skill · MITIsms audit expertInformation Security Management System (ISMS) audit expert for ISO 27001 compliance verification, security…skill · MITSecurity Penetration TestingUse when the user asks to perform security audits, penetration testing, vulnerability scanning, OWASP Top 10…skill · MITSenior SecOps EngineerSenior SecOps engineer skill for application security, vulnerability management, compliance verification…skill · MITSenior Security Engineer — Threat Modeling + Security RouterUse when the user asks for STRIDE threat modeling, DREAD risk scoring, data-flow-diagram threat analysis, or…skill · MITSkill security auditorSecurity audit and vulnerability scanner for AI agent skills before installation. Use when: (1) evaluating a…skill · MITCode reviewerUse this agent when you need to conduct comprehensive code reviews focusing on code quality, security…agent · MITDependency managerUse this agent when you need to audit dependencies for vulnerabilities, resolve version conflicts, optimize…agent · MITNetwork engineerUse this agent when designing, optimizing, or troubleshooting cloud and hybrid network infrastructures, or…agent · MITPenetration testerUse this agent when you need to conduct authorized security penetration tests to identify real…agent · MITSecurity auditorUse this agent when conducting comprehensive security audits, compliance assessments, or risk evaluations…agent · MITSecurity engineerUse this agent when implementing comprehensive security solutions across infrastructure, building automated…agent · MITDependency Audit SkillAudits project dependencies for security vulnerabilities, license compliance issues, outdated packages, and…skill · MITSecurity Threat Model SkillWrite a STRIDE-based threat model for a service or feature. Use when asked to produce a threat model…skill · MITSkill Security Audit: [skill name / source]Audit a Claude/Agent SKILL.md (or any AI skill / system prompt) for safety before installing or merging it…skill · MITDependency managementManage third-party libraries, runtimes, and SaaS dependencies. Use this skill when setting an update…skill · MITSecurity baselineEstablish a security baseline for a website or web app. Use this skill when configuring HTTPS and TLS…skill · MIT

Data pipelines

Models & evals

AI engineerAct as an expert AI engineer specializing in practical machine learning implementation and AI integration…prompt · CC0-1.0OneKGPd: Individual-Level Queries over the 1000 Genomes ProjectQuery the 1000 Genomes Project dataset (3,202 whole-genome-sequenced individuals, GRCh38) at the level of…skill · MITPyMC Bayesian ModelingBayesian modeling with PyMC. Build hierarchical models, MCMC (NUTS), variational inference, LOO/WAIC…skill · MITStatsmodels: Statistical Modeling and EconometricsStatistical models library for Python. Use when you need specific model classes (OLS, GLM, mixed models…skill · MITTransformersHugging Face Transformers for loading Hub models, running pipeline inference, text generation, and Trainer…skill · MITWaypoint: Outpost Bio's Open Microbiome Foundation ModelsUse when working with Outpost Bio's open microbiome foundation models - the Waypoint checkpoints…skill · MITBacktesting frameworksBuild robust backtesting systems for trading strategies with proper handling of look-ahead bias…skill · MITEmbedding strategiesSelect and optimize embedding models for semantic search and RAG applications. Use when choosing embedding…skill · MITEvaluation methodologyPluginEval quality methodology — dimensions, rubrics, statistical methods, and scoring formulas. Use this…skill · MITHybrid search implementationCombine vector and keyword search for improved retrieval. Use when implementing RAG systems, building search…skill · MITLLM evaluationImplement comprehensive evaluation strategies for LLM applications using automated metrics, human feedback…skill · MITMl pipeline workflowBuild end-to-end MLOps pipelines from data preparation through model training, validation, and production…skill · MITPrompt engineering patternsThis skill should be used when the user asks to "optimize a prompt", "improve prompt performance", "design a…skill · MITRag implementationBuild Retrieval-Augmented Generation (RAG) systems for LLM applications with vector databases and semantic…skill · MIT/cs:caio-review — CAIO Forcing Questions/cs:caio-review <plan> — Eval-demanding Chief AI Officer interrogation of any plan that involves AI: model…skill · MITChief AI officer advisorChief AI Officer advisory for startups: model build-vs-buy decisions (API vs fine-tune vs in-house), AI risk…skill · MITPhase 3 — Grade → Iterate (the bounded loop)Phase 3 of building a Claude Managed Agent — the bounded grade→iterate loop. Define a CMA outcome (a…skill · MITPrompt governanceUse when managing prompts in production at scale: versioning prompts, running A/B tests on prompts, building…skill · MITRag architectUse when the user asks to design a RAG pipeline, choose a chunking strategy or embedding model, pick a…skill · MITSenior ml engineerML engineering skill for productionizing models, building MLOps pipelines, and integrating LLMs. Covers…skill · MITSenior prompt engineerUse when the user asks to optimize prompts, design prompt templates, evaluate LLM outputs with an eval set…skill · MITLLM architectUse when designing LLM systems for production, implementing fine-tuning or RAG architectures, optimizing…agent · MITMachine learning engineerUse this agent when you need to deploy, optimize, or serve machine learning models at scale in production…agent · MITNlp engineerUse when building production NLP systems, implementing text processing pipelines, developing language…agent · MITEngineering Hiring Rubric: [Role] — [Level]Build an engineering hiring rubric and technical interview scorecard for evaluating software engineers at a…skill · MIT

Agents & MCP

Browser testing with devtoolsTests in real browsers via Chrome DevTools MCP. Use when building or debugging anything that runs in a…skill · MITEverything MCP ServerThis MCP server attempts to exercise all the features of the MCP protocol. It is not intended to be a useful…agent · MITFetch MCP ServerA Model Context Protocol server that provides web content fetching capabilities. This server enables LLMs to…agent · MITFilesystem MCP ServerNode.js server implementing Model Context Protocol (MCP) for filesystem operations.agent · MITChrome devtools MCPLets your AI drive a real Chrome with DevTools: performance traces, network requests, console and screenshots.agent · Apache-2.0Playwright MCPMicrosoft's browser automation server: your AI opens pages, clicks, fills forms and reads the page through…agent · Apache-2.0Github MCP serverGitHub's official server: read repos, open and review pull requests, manage issues and Actions from your AI.agent · MITSkillOpt-Sleep: usage-driven self-evolution for a local Claude agentUse when the user wants their Claude agent to self-improve from past usage, asks about a nightly/offline…skill · MITFirecrawl MCP ServerScrape, crawl and search the web and get clean markdown back; a keyless hosted endpoint is available.agent · MITExa MCP ServerHosted web search and page fetching built for AI agents, no install needed.agent · MITNotion MCP serverNotion's official server: search, read and edit pages and databases in your workspace.agent · MITCloudflare MCP ServersCloudflare's hosted servers for Workers, docs, observability, logs and browser rendering.agent · Apache-2.0Supabase MCP ServerConnects your Supabase projects: query tables, run migrations, read logs and manage branches from your AI.agent · Apache-2.0Brave Search MCP ServerWeb, news, image and local search through the Brave Search API.agent · MITDispatching parallel agentsUse when facing 2+ independent tasks that can be worked on without shared state or sequential dependenciesskill · MITExecuting plansUse when you have a written implementation plan to execute in a separate session with review checkpointsskill · MITSubagent driven developmentUse when executing implementation plans with independent tasks in the current sessionskill · MITUsing superpowersUse when starting any conversation - establishes how to find and use skills, requiring skill invocation…skill · MITWriting skillsUse when creating new skills, editing existing skills, or verifying skills work before deploymentskill · MITApp store submission agentThis Agent skill helps you check your apps before submitting to the App Store to go through the process of…prompt · CC0-1.0GPT-5 | EXPERT PROMPT ENGINEER MODE (CONDENSED)Act as an expert in AI and prompt engineering. This prompt provides detailed insights, explanations, and…prompt · CC0-1.0Karpathy guidelinesBehavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code…prompt · CC0-1.0UltrathinkerExpert software developer and deep reasoner. Combines rigorous analytical thinking with production-quality…prompt · CC0-1.0Xcode MCPGuidelines for efficient Xcode MCP tool usage. This skill should be used to understand when to use Xcode MCP…prompt · CC0-1.0Context engineeringOptimizes agent context setup. Use when starting a new session, when agent output quality degrades, when…skill · MITmcp-server-git: A git MCP serverA Model Context Protocol server for Git repository interaction and automation. This server provides tools to…agent · MITSequential Thinking MCP ServerAn MCP server implementation that provides a tool for dynamic and reflective problem-solving through a…agent · MITTime MCP ServerA Model Context Protocol server that provides time and timezone conversion capabilities. This server enables…agent · MITBgpt paper searchSearch scientific papers and retrieve structured experimental data extracted from full-text studies via the…skill · MITMarkitdownConvert heterogeneous documents and selected URIs to Markdown with Microsoft MarkItDown for text analysis…skill · MITPi agentBuild with and use Pi, the minimal terminal coding harness. Use for installing Pi, configuring…skill · MITContext driven developmentCreates and maintains project context artifacts (product.md, tech-stack.md, workflow.md, tracks.md) in a…skill · MITprotect-mcp — Policy Enforcement + Signed ReceiptsConfigure Cedar policy enforcement and Ed25519 signed receipts for Claude Code tool calls. Use when setting…skill · MITreview-agent-governance — SetupConfigure human-in-the-loop gating for AI agent review actions in Claude Code. Use when setting up a project…skill · MITTeam communication protocolsStructured messaging protocols for agent team communication including message type selection, plan approval…skill · MITTeam composition patternsDesign optimal agent team compositions with sizing heuristics, preset configurations, and agent type…skill · MIT/hub:spawn — Launch Parallel AgentsLaunch N parallel subagents in isolated git worktrees to compete on the session task. Use when the user runs…skill · MITMCP server builderDesign and ship production-ready MCP (Model Context Protocol) servers from OpenAPI contracts instead of…skill · MITPrompt engineer toolkitTurns marketing prompts into tested, versioned production assets: A/B prompt evaluation against structured…skill · MITSkillOpt-Sleep: offline self-evolution for a local Claude agentUse when the user wants their Claude agent to self-improve from past usage, asks about a nightly/offline…skill · MITAgent installerUse this agent when the user wants to discover, browse, or install Claude Code agents from the…agent · MITAgent organizerUse when you need to break a complex task into subtasks, match each to the capabilities of available…agent · MITContext managerUse to organize the shared context and state that a multi-agent workflow keeps in files — deciding…agent · MITKnowledge synthesizerUse when you need to mine recurring patterns from agent logs, session transcripts, and workflow history…agent · MITMCP developerUse this agent when you need to build, debug, or optimize Model Context Protocol (MCP) servers and clients…agent · MITMulti agent coordinatorUse when you need to plan how multiple concurrent subagents should communicate, sequence their work, share…agent · MITPrompt engineerUse this agent when you need to design, optimize, test, or evaluate prompts for large language models in…agent · MITGoogle analyticsAnalyze connected Google Analytics 4 traffic, acquisition, engagement, landing pages, ecommerce, events, and…skill · MITTradingView MCP (Headless Market Data)Query TradingView market data through the bundled tradingview MCP server without a desktop app or login. Use…skill · MIT

Developer docs

Github repository analysis and enhancementAct as a GitHub Repository Analyst to perform in-depth analysis and suggest improvements for repository…prompt · CC0-1.0Multi-Audience Application Discovery & Documentation PromptA prompt designed to analyze a codebase and generate comprehensive Markdown documentation tailored for…prompt · CC0-1.0Documentation and adrsRecords decisions and documentation. Use when you need to document an architecture decision (ADR) or the…skill · MITTreatment-Plan DocumentationFormat and structurally validate local treatment-plan documentation after clinical decisions have already…skill · MITCodebase ScannerScans the codebase to generate project-doc.md and AGENTS.md. Use when bootstrapping a new agent-driven repo…skill · MITHADS Claude SkillUse when writing technical documentation that needs to be readable by both humans and AI models, converting…skill · MITProtocol reverse engineeringMaster network protocol reverse engineering including packet analysis, protocol dissection, and custom…skill · MITAtlassian Confluence ExpertAtlassian Confluence expert for creating and managing spaces, knowledge bases, and documentation. Configures…skill · MITChangelog generatorProduce consistent, auditable release notes from Conventional Commits. Separates commit parsing…skill · MITHead of Regulatory AffairsSenior Regulatory Affairs Manager for HealthTech and MedTech companies. Prepares FDA 510(k), De Novo, and…skill · MITQuality documentation managerDocument control system management for medical device QMS. Covers document numbering, version control…skill · MITQuality Manager - QMS ISO 13485 SpecialistISO 13485 Quality Management System implementation and maintenance for medical device organizations…skill · MITTc trackerUse when the user asks to track technical changes, create change records, manage TC lifecycles, or hand off…skill · MITDocumentation engineerUse this agent when you need to create, architect, or overhaul comprehensive documentation systems including…agent · MITChangelog Generator SkillConvert a git log, commit list, or release notes into a polished, user-facing changelog. Use when writing…skill · MITProcess Documentation SkillDocument any business process in a clear, structured format. Use when asked to document a process, write a…skill · MITSkill creatorCreate, structure, and package agent skills. Use when designing new skills, updating existing skills, or…skill · MITDocumentation strategyDesign and run a documentation system for a team or product. Use this skill when planning what to document…skill · MITGitHub README Writing System🇺🇸 GitHub README Writing System — Craft a README that converts visitors to stars in <3 seconds. Proven…skill · MIT

Other fields