loom-terraform
Infrastructure as Code with Terraform/OpenTofu. Not for: app/UI state — see loom-react.
loom-test-strategy
Test strategy guidance covering pyramid design, coverage, test categorization, flaky tests, infrastructure, and risk-based prioritization.
loom-testing
Test implementation across unit, integration, e2e, security, infrastructure, data pipeline, and ML domains.
loom-threat-model
Threat modeling methodologies (STRIDE, DREAD, PASTA, attack trees) for secure architecture design.
loom-typescript
TypeScript language expertise for type-safe, production-quality code.
loom-usage
Meta-orchestration skill for Claude driving loom itself.
loom-webhooks
Webhook implementation and consumption patterns. Not for: an internal pub/sub event — see loom-event-driven.
loom-wiring-test
Generates wiring verification YAML for loom plans.
loom-accessibility
Web accessibility patterns, WCAG compliance, and inclusive design.
loom-api-design
Designs RESTful APIs, GraphQL schemas, and RPC interfaces for consistency, usability, and scalability.
loom-api-documentation
Document REST APIs with OpenAPI/Swagger specifications, endpoint references, authentication flows, error handling, and SDK guides.
loom-argocd
GitOps continuous delivery with Argo CD for Kubernetes.
loom-auth
Authentication and authorization: OAuth2, JWT, RBAC/ABAC, sessions, API keys, MFA. Not for: LLM tokens.
loom-background-jobs
Background job processing: job queues, scheduled jobs, worker pools, retries, delivery guarantees. Not for: a loom job.
loom-before-after
Generates before/after verification pairs for loom plans. Not for: a stage's lifecycle state or a UI component's render state.
x-collect
Collect and research materials for X (Twitter) content creation using multi-round web search strategy. Use when user wants to gather trending topics, research subjects for X posts, or mentions "collect materials", "research topic", "find content for X", "x-collect". Performs 4-round deep research mimicking human research workflow.
x-create
Create viral X (Twitter) posts including short tweets, threads, and replies. Use when user wants to write X content, create posts, or mentions "create tweet", "write thread", "x-create", "写推文", "创作推文". Supports 5 post styles with customizable templates, plus a mandatory humanize pass to reduce AI-sounding phrasing. First-time users go through onboarding to set up profile.
x-filter
Score and filter topics for X content creation using weighted criteria. Use when user wants to evaluate collected materials, filter topics by score, or mentions "filter topics", "score materials", "x-filter", "选题筛选". Applies 10-point scoring system with customizable weights.
x-publish
Publish tweets and threads to X (Twitter) draft using browser automation. Use when user wants to publish content to X, save to drafts, or mentions "publish to X", "post tweet", "x-publish", "发布推文". Supports short tweets and threads. NEVER auto-publish, always saves to draft.
build-iphone-apps
Build professional native iPhone apps in Swift with SwiftUI and UIKit. Full lifecycle - build, debug, test, optimize, ship. CLI-only, no Xcode. Targets iOS 26 with iOS 18 compatibility.
the-pirate-bay
Search The Pirate Bay for torrents and extract magnet links via the apibay.org JSON API. Use when asked to "find a torrent", "search pirate bay", "get a magnet link", "download torrent", "find seeders", "top torrents", or any torrent search task. Can operate via CLI tool or direct API calls.
build-macos-apps
Build professional native macOS apps in Swift with SwiftUI and AppKit. Full lifecycle - build, debug, test, optimize, ship. CLI-only, no Xcode.
create-meta-prompts
Create optimized prompts for Claude-to-Claude pipelines with research, planning, and execution stages. Use when building prompts that produce outputs for other prompts to consume, or when running multi-stage workflows (research -> plan -> implement).
create-hooks
Expert guidance for creating, configuring, and using Claude Code hooks. Use when working with hooks, setting up event listeners, validating commands, automating workflows, adding notifications, or understanding hook types (PreToolUse, PostToolUse, Stop, SessionStart, UserPromptSubmit, etc).
create-plans
Create hierarchical project plans optimized for solo agentic development. Use when planning projects, phases, or tasks that Claude will execute. Produces Claude-executable plans with verification criteria, not enterprise documentation. Handles briefs, roadmaps, phase plans, and context handoffs.
debug-like-expert
Deep analysis debugging mode for complex issues. Activates methodical investigation protocol with evidence gathering, hypothesis testing, and rigorous verification. Use when standard troubleshooting fails or when issues require systematic root cause analysis.
create-subagents
Expert guidance for creating, building, and using Claude Code subagents and the Task tool. Use when working with subagents, setting up agent configurations, understanding how agents work, or using the Task tool to launch specialized agents.
setup-ralph
Set up and configure Geoffrey Huntley's original Ralph Wiggum autonomous coding loop in any directory with proper structure, prompts, and backpressure.
create-slash-commands
Expert guidance for creating Claude Code slash commands. Use when working with slash commands, creating custom commands, understanding command structure, or learning YAML configuration.
create-mcp-servers
Create Model Context Protocol (MCP) servers that expose tools, resources, and prompts to Claude. Use when building custom integrations, APIs, data sources, or any server that Claude should interact with via the MCP protocol. Supports both TypeScript and Python implementations.
create-agent-skills
Expert guidance for creating, writing, building, and refining Claude Code Skills. Use when working with SKILL.md files, authoring new skills, improving existing skills, or understanding skill structure and best practices.
commit-organizer
Use when you need to organize uncommitted changes into logical, well-structured commits with clear messages.
ios26-liquid-glass
Use when implementing iOS 26 Liquid Glass effects in SwiftUI. Covers glassEffect modifier, GlassEffectContainer, morphing with glassEffectID, and correct parameter usage.
swift-composable-architecture
Use when building, refactoring, debugging, or testing iOS/macOS features using The Composable Architecture (TCA). Covers feature structure, effects, dependencies, navigation patterns, and testing with TestStore.
swiftui-animations
Use when building, debugging, or refining animations in SwiftUI iOS/macOS apps. Covers implicit/explicit animations, transitions, gesture-driven interactions, and modern iOS 17+ APIs like PhaseAnimator and KeyframeAnimator.
backstage
Generate a backstage.yaml catalog file for a product or system following internal conventions. Use when the user asks to create, scaffold, or update a backstage.yaml, Backstage catalog, or service catalog entry.
buhi
Audible notifications for Claude Code tasks and user confirmations. Use this skill when the user wants to (1) test the notification sound by running /buhi, (2) hear the notification sound manually, or (3) get help with configuring automatic sound playback on task completion and user confirmation requests using Claude Code's hook system (Stop hook and PreToolUse hook with AskUserQuestion matcher). The skill automatically detects whether it's installed globally or locally and configures the appropriate settings.json file with absolute paths.
design-doc
Create technical design documents for new features, systems, refactoring plans, API designs, and database schemas. Use when asked to write a design doc, TRD (technical requirements document), RFC, or system design document. Triggers on requests like "write a design doc for X", "design the Y feature", "create a technical spec", or "plan the architecture for Z".
skill-creator
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
api-design-principles
Master REST and GraphQL API design principles to build intuitive, scalable, and maintainable APIs that delight developers. Use when designing new APIs, reviewing API specifications, or establishing API design standards.
slack-gif-creator
Toolkit for creating animated GIFs optimized for Slack, with validators for size constraints and composable animation primitives. This skill applies when users request animated GIFs or emoji animations for Slack from descriptions like "make me a GIF for Slack of X doing Y".
cost-optimization
Optimize cloud costs through resource rightsizing, tagging strategies, reserved instances, and spending analysis. Use when reducing cloud expenses, analyzing infrastructure costs, or implementing cost governance policies.
artifacts-builder
Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.
brand-guidelines
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
algorithmic-art
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.
webapp-testing
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
theme-factory
Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.
canvas-design
Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
azure-expert
Comprehensive Azure cloud expertise covering all major services (App Service, Functions, Container Apps, AKS, databases, storage, monitoring). Use when working with Azure infrastructure, deployments, troubleshooting, cost optimization, IaC (Bicep/ARM), CI/CD pipelines, or any Azure-related development tasks. Provides scripts, templates, and best practices for production-ready Azure solutions.
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