Agent skills
Skills you can use with AI coding agents, indexed from public GitHub repositories.
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game-state
Game state management for turn-based board games. Use when designing state structure, implementing game logic, validating actions, managing phases/turns, or handling complex game rules. Covers reducers, state machines, and undo/redo.
majiayu000/claude-skill-registry 163
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Shopify Schema Design
Best practices for creating comprehensive section schemas with all setting types
majiayu000/claude-skill-registry 163
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structured-logging
構造化ログのスキーマ設計、ログレベル設計、PIIマスキング、JSONログ実装を支援するスキル。
ログ要件整理から検証までを一貫して整理する。
Anchors:
• Observability Engineering / 適用: ログ設計 / 目的: 可観測性向上
• 12-Factor App / 適用: 構造化ログ / 目的: JSONログ標準化
Trigger:
Use when designing JSON log schemas, defining log levels, applying PII masking, or improving observability.
structured logging, json logs, log schema, log levels, pii masking
majiayu000/claude-skill-registry 163
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marketing-page-builder
Comprehensive workflow for creating new marketing pages on the Kowalah website. Use this skill when a user requests to create a new marketing page, solutions page, product page, or any complete webpage from conception to implementation. The skill guides through three phases with progressive disclosure - page design, content creation, and visual asset generation - with natural checkpoints for user review and approval between phases. This should be used whenever the task involves creating a complete new page rather than just editing existing content.
majiayu000/claude-skill-registry 163
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using-generics
Teaches generic constraints, avoiding any in generic defaults, and mapped types in TypeScript. Use when creating reusable functions, components, or types that work with multiple types while maintaining type safety.
majiayu000/claude-skill-registry 163
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Cassandra SSTable Format Parsing
Guide parsing of Cassandra 5.0+ SSTable components (Data.db, Index.db, Statistics.db, Summary.db, TOC) with compression support (LZ4, Snappy, Deflate). Use when working with SSTable files, binary format parsing, hex dumps, compression issues, offset calculations, BTI index, partition layout, or debugging parsing errors.
majiayu000/claude-skill-registry 163
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kafka-streams-topology
Kafka Streams topology design expert. Covers KStream vs KTable vs GlobalKTable, topology patterns, stream operations (filter, map, flatMap, branch), joins, windowing strategies, and exactly-once semantics. Activates for kafka streams topology, kstream, ktable, globalkTable, stream operations, stream joins, windowing, exactly-once, topology design.
majiayu000/claude-skill-registry 163
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go-interface
Go interface design standards. Use when writing, generating, or reviewing Go interfaces, repository patterns, or service abstractions.
majiayu000/claude-skill-registry 163
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gap-tracker
Track and update progress on system design gap implementation. Use when implementing patterns, marking items complete, checking progress, viewing remaining items, or updating the implementation plan. Triggers on "mark complete", "check progress", "show gaps", "update tracker", "what's next", "implementation status".
majiayu000/claude-skill-registry 163
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architecture
Master architectural design with SOLID principles, design patterns, microservices, and event-driven systems. Learn to design scalable backend systems.
majiayu000/claude-skill-registry 163
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audio-producer
Expert in web audio, audio processing, and interactive sound design
majiayu000/claude-skill-registry 163
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marketplace-structure
This skill should be used when the user asks to "create a marketplace", "set up marketplace.json", "organize multiple plugins", "distribute plugins", "host plugins", "marketplace schema", "plugin marketplace structure", "multi-plugin organization", or needs guidance on plugin marketplace creation, marketplace manifest configuration, or plugin distribution strategies.
majiayu000/claude-skill-registry 163
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designing-systems
Design scalable, reliable software systems. Use when planning new systems, major features, or architecture changes. Covers C4 diagrams, trade-off analysis, and system decomposition.
majiayu000/claude-skill-registry 163
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fifteen-factor-app
The Fifteen-Factor App methodology for modern cloud-native SaaS applications. This skill should be automatically invoked when planning SaaS tools, product software architecture, microservices design, PRPs/PRDs, or cloud-native application development. Extends the original Twelve-Factor App principles with three additional factors (API First, Telemetry, Security). Trigger keywords include "fifteen factor", "12 factor", "SaaS architecture", "cloud-native design", "application architecture", "microservices best practices", or when in a planning/architecture session.
majiayu000/claude-skill-registry 163
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complex-state-management
Production patterns for managing complex application state in React without Redux, Zustand, or other state libraries. Includes multi-stage loading, command patterns, refs for performance, and parallel data fetching. Use when building complex UIs with interconnected states, need loading stages and progress tracking, or implementing command patterns.
majiayu000/claude-skill-registry 163
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reactive-md
Create functional markdown documents with embedded interactive components for product team collaboration using the reactive-md VS Code extension. Use when generating product specs, design prototypes, feature wireframes, user flows, or interactive documentation. Specializes in teaching the 'live fence' methodology (css|jsx|tsx live) to replace Figma/Storybook workflows. NOT for production code—only for idea communication and rapid prototyping.
majiayu000/claude-skill-registry 163
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performance-principles
Performance guidelines and patterns for this system.
majiayu000/claude-skill-registry 163
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video-designer
Expert video designer that generates comprehensive design specifications based on video direction. Creates precise JSON schemas for scenes including elements, animations, timing, and styling following strict design guidelines.
majiayu000/claude-skill-registry 163
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anticipation-mastery
Use when designing action sequences, user interactions, state transitions, or any motion that needs telegraphing to feel intentional rather than sudden.
majiayu000/claude-skill-registry 163
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rrna-prediction-patterns
Guidelines for rRNA detection and prediction including prokaryotic (16S, 23S, 5S) and eukaryotic (18S, 28S, 5.8S, 5S) ribosomal RNA. Covers sequence patterns, secondary structure, HMM models, blast-based detection, length validation, and quality scoring for rRNA identification.
majiayu000/claude-skill-registry 163
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frontend-nextjs-app-router
Use when working with Next.js App Router tasks - creating pages in /app/, setting up dynamic routes ([id]/page.tsx), implementing nested layouts/templates (layout.tsx), optimizing Server/Client components, or building ERP role-based pages (admin/teacher/student dashboards). Auto-use for all /app/ directory operations, dynamic routing, and App Router-specific features.
majiayu000/claude-skill-registry 163
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optimizing-mobile-experience
Optimizing StickerNest for mobile devices and touch interactions. Use when the user asks about mobile responsiveness, touch gestures, pinch-to-zoom, mobile UI, touch targets, viewport handling, safe areas, mobile accessibility, or making components work on phones and tablets. Covers gestures, responsive hooks, breakpoints, haptics, and touch-friendly patterns.
majiayu000/claude-skill-registry 163
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lcp-wysiwid-spec
Write WYSIWID-style design docs (Concepts + Synchronizations) for go-lcpd, keeping terminology consistent with code.
majiayu000/claude-skill-registry 163
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go-interfaces
Use when Go interfaces including interface design, duck typing, and composition patterns. Use when designing Go APIs and abstractions.
majiayu000/claude-skill-registry 163