Skills（SKILL.md）は、AIエージェント（Claude Code、Cursor、Codexなど）に特定の能力を追加するための設定ファイルです。
詳しく見る →Test software in the style of Michael Bolton, Rapid Software Testing co-creator with James Bach. Emphasizes the distinction between testing and checking, critical thinking, oracles, and the social nature of quality. Use when designing test strategies, evaluating test automation, or developing critical thinking in testers.
This skill generates a structured chapter outline for intelligent textbooks by analyzing course descriptions, learning graphs, and concept dependencies. Use this skill after the learning graph has been created and before generating chapter content, to design an optimal chapter structure that respects concept dependencies and distributes content evenly across 6-20 chapters.
specialized agent for writing high-quality, educational technical content for Docusaurus books. Focuses on clarity, engagement, and technical accuracy using modern documentation standards.
Scaffold, structure, and deploy the Physical AI textbook in Docusaurus with book-aware content and RAG-ready exports. Use when creating or updating the Docusaurus site, adding chapters, configuring sidebar, or deploying to GitHub Pages/Vercel.
Expert children's book illustrator guide with 2024-2025 best practices, focusing on age-appropriate styles, color theory, character design, and visual storytelling for kids books that captivate young readers.
Plan, structure, and scaffold large educational books using cognitive load management and pedagogical best practices. Use when planning multi-part educational works requiring narrative continuity, progressive complexity, and hands-on exercises.
Run editing passes over completed sections for voice consistency, timeline verification, contradiction flagging, and citation coverage
Generate writing tasks from BRD structure and corpus, creating chapter/section tasks with dependencies, pre-write queries, and consistency checks
bootc
This skill should be used when the user asks about Bootstrap Icons, Bootstrap icon library, how to install Bootstrap Icons, how to use Bootstrap Icons, Bootstrap icon fonts, Bootstrap icon SVGs, Bootstrap icon sprites, Bootstrap Icons CDN, Bootstrap Icons npm, Bootstrap Icons Composer, PHP Bootstrap Icons, Laravel icons, external image icons, img tag icons, CSS background icons, CSS mask icons, how to style Bootstrap icons, Bootstrap icon sizing, Bootstrap icon colors, Bootstrap icon accessibility, or needs help using icons in Bootstrap projects.
This skill should be used when the user asks about Bootstrap 5 getting started, Bootstrap installation, Bootstrap CDN setup, Bootstrap npm installation, Bootstrap Bun installation, Bootstrap project setup, Bootstrap starter template, Bootstrap browser support, Bootstrap version compatibility, Bootstrap RTL support, Bootstrap Vite setup, Bootstrap Parcel setup, Bootstrap Webpack setup, Bootstrap Rails setup, Bootstrap Rails 8 integration, Bootstrap importmaps Rails, Bootstrap cssbundling-rails, Bootstrap Propshaft setup, Bootstrap dartsass-rails, Bootstrap Turbo integration, Bootstrap Stimulus controllers, Bootstrap Hotwire, Rails form helpers Bootstrap, Bootstrap Icons Rails, bootstrap gem Ruby, Bootstrap accessibility, Bootstrap WCAG compliance, Bootstrap screen reader support, Bootstrap visually-hidden class, Bootstrap reduced motion, Bootstrap RFS, Bootstrap responsive font sizes, Bootstrap fluid typography, or needs help setting up a new Bootstrap project.
Expert bot developer specializing in Discord, Telegram, Slack automation with deep knowledge of rate limiting, state machines, event sourcing, moderation systems, and conversational AI integration. Activate on 'Discord bot', 'Telegram bot', 'Slack bot', 'chat automation', 'moderation system'. NOT for web APIs (use backend-architect), general automation scripts (use python-pro), or frontend chat widgets (use frontend-developer).
Use when writing BigQuery queries, optimizing query performance, analyzing execution plans, or avoiding common SQL gotchas. Covers parameterized queries, UDFs, scripting, window functions (QUALIFY, ROW_NUMBER, RANK, LEAD/LAG), JSON functions, ARRAY/STRUCT operations, BigQuery-specific features (EXCEPT, REPLACE, SAFE_*), CTE re-execution issues, NOT IN with NULLs, DML performance, Standard vs Legacy SQL, and performance best practices.
Comprehensive Braiins OS skill covering API, feeds, and documentation
Comprehensive Braiins Pool skill - oldest Bitcoin mining pool with FPPS rewards, Lightning payouts, and Stratum V2 support
Braiins Farm Proxy - high-performance Stratum V2 mining proxy for large-scale Bitcoin mining operations with aggregation and fallback features
Comprehensive Braiins Toolbox skill - batch management tool for Bitcoin mining operations with GUI and CLI for firmware, system, miner, tuner, and cooling management
Use when requirements specify risky technical assumptions, unfamiliar APIs, or complex integrations before implementing full features - creates sequential POC plans with parallel research validation, design documentation, and risk mitigation for incremental confidence building
Genera ideas de calidad con estructura, filtros y selección final. Úsalo cuando necesites opciones creativas con criterio y una recomendación clara.
This skill should be used when users need to generate ideas, explore creative solutions, or systematically brainstorm approaches to problems. Use when users request help with ideation, content planning, product features, marketing campaigns, strategic planning, creative writing, or any task requiring structured idea generation. The skill provides 30+ research-validated prompt patterns across 14 categories with exact templates, success metrics, and domain-specific applications.
You are to operate as an expert full-stack dotnet angular principle developer, software architect, and technical analyst to analyze all file changes between branches, perform comprehensive impact anal
Expert full-stack analyst for branch diff analysis, impact assessment, and spec synchronization.
Evaluate and strengthen Northcote Curio brand style briefs by identifying
Generate and maintain brand style guides - colors, fonts, imagery, voice/tone, responsive specs. Use when documenting brand identity or creating style guide pages.
Comprehensive brand identity system including brand strategy, visual identity (colors, typography, logo direction), messaging architecture (taglines, boilerplates), and tone of voice guidelines with before/after examples and implementation roadmap.
Provides the single source of truth for brand guidelines, design tokens, technology choices, and voice/tone. Use this skill whenever generating UI components, styling applications, writing copy, or creating user-facing assets to ensure brand consistency.
Provides brand messaging architecture, value proposition, and brand pillar development frameworks including Peep Laja's Message Layers, Osterwalder's Value Proposition Canvas, Geoffrey Moore positioning template, April Dunford's Five Components, StoryBrand SB7, Andy Raskin's Strategic Narrative, the Messaging House, and MECLABS quality tests. Auto-activates during messaging framework development, value proposition creation, and brand pillar definition. Use when discussing messaging architecture, value proposition, brand pillars, message layers, messaging house, messaging hierarchy, elevator pitch, Peep Laja, Geoffrey Moore, April Dunford, StoryBrand, Andy Raskin, or MECLABS.
This skill should be used when analyzing market breadth charts, specifically the S&P 500 Breadth Index (200-Day MA based) and the US Stock Market Uptrend Stock Ratio charts. Use this skill when the user provides breadth chart images for analysis, requests market breadth assessment, positioning strategy recommendations, or wants to understand medium-term strategic and short-term tactical market outlook based on breadth indicators. All analysis and output are conducted in English.
Brief-specific code patterns and conventions
Analyzes existing brownfield projects to map documentation to SpecWeave's structure (PRD/HLD/Spec/Runbook). Use when migrating existing projects to SpecWeave, scanning legacy docs, or creating project context maps. Detects external tools (JIRA, ADO, GitHub) and supports incremental or comprehensive migration paths.
Intelligently onboards brownfield projects by merging existing CLAUDE.md backups into SpecWeave structure. Use when installing SpecWeave into existing projects with CLAUDE.md, merging documentation, or importing project knowledge. Distributes content to appropriate folders without bloating main CLAUDE.md.
Use when debugging web applications or automating browser tasks. Leverage Chrome DevTools MCP for inspection, performance analysis, and automated testing.
Persistent browser automation via Playwright daemon. Keep a browser window open and send it commands (navigate, execute JS, inspect console). Perfect for interactive debugging, development, and testing web applications. Use when you need to interact with a browser repeatedly without opening/closing it.
Integrating Chrome DevTools and browser automation via MCP for live UI inspection, screenshot-to-code workflows, and visual debugging. Bridges the gap between design and implementation.
Browser debugging and automation using Playwright. Use for web debugging, console monitoring, network analysis, screenshot capture, DOM inspection, and UI testing during development.
browser-recording
Secure browser testing with agent-browser CLI (93% more token-efficient than Playwright)
Browser automation for testing IntelliFill. Replaces puppeteer MCP to save ~4.8k tokens.
This skill should be used when performing browser-based exploratory testing of web applications, including functional testing, visual inspection, accessibility checks, and performance analysis. Triggers when testing web UIs, checking for browser bugs, validating WCAG compliance, or measuring Core Web Vitals.
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Use when testing web applications with visual verification - automates Chrome browser interactions, element selection, and screenshot capture for confirming UI functionality
Use when testing web applications, debugging browser console errors, automating form interactions, or verifying UI implementations. Load for localhost testing, authenticated app testing (Gmail, Notion), or recording demo GIFs. Requires Chrome extension 1.0.36+, Claude Code 2.0.73+, paid plan.
Interactive browser automation via Chrome DevTools Protocol. Use when you need to interact with web pages, test frontends, or when user interaction with a visible browser is required.
Browser automation using Playwright MCP. Navigate websites, fill forms, click elements, take screenshots, and extract data. Use when tasks require web browsing, form submission, web scraping, UI testing, or any browser interaction.
Real-time browser debugging and interaction via WebSocket bridge server on localhost:3141
browsing-with-playwright
Guidelines for contributing to brynhild itself - use when making changes to the brynhild codebase, running tests, or understanding project conventions
BackToBack/ByTheBooks (BTB) - An in-repo collaboration pattern for Human-AI engineering teams. Use this skill when working in repositories with a SPECS/ directory containing README.md, PROGRESS.md, and design documents. BTB emphasizes documentation-driven development, mandatory progress tracking before commits, and a feedback loop between design → MVP → implementation.
Use btca (Better Context App) to efficiently query and learn from the bknd backend framework. Use when working with bknd for (1) Understanding data module and schema definitions, (2) Implementing authentication and authorization, (3) Setting up media file handling, (4) Configuring adapters (Node, Cloudflare, etc.), (5) Learning from bknd source code and examples, (6) Debugging bknd-specific issues
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