nyosegawa
17 verified skills901 total stars
remotion-promo-video-factory
Build high-quality Remotion promo and intro videos for any app type (web, mobile, API/SDK, developer tool, AI product) using app-type blueprints, timeline patterns, and frame-capture QA. Use when users ask to create a product promo, teaser, app intro, UX flow video, or Remotion-based demo video.
tools53
skill-auditor
Analyzes Claude Code session transcripts to evaluate skill portfolio health — routing errors, attention competition between descriptions, and coverage gaps. Generates an interactive HTML report with per-skill health cards, competition matrix, attention budget analysis, and actionable patches. Unlike skill-creator which optimizes individual skills in isolation, skill-auditor optimizes the portfolio as a system, detecting cross-skill attention theft and cascade risks. Use when user says "audit my skills", "skill audit", "run skill-auditor", "analyze skill routing", "check skill competition", "portfolio health", "スキル監査", "スキルの精度を分析", "スキルルーティング分析".
development53
web-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.
tools53
image-generation
Gemini画像生成APIを使ってブログ記事やドキュメント用の図・イラストを生成する。Use when user asks to "画像生成", "図を作って", "generate image", "create diagram", "イラスト作って", "図示して", or wants to create visual assets for articles.
development53
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.
tools53
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.
tools53
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.
tools53
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.
development53
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.
documentation53
internal-comms
A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).
development53
frontend-design
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
development53
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).
tools53
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.
development53
docs-auditor
セッションtranscriptを分析してドキュメントの効果を評価する。 doc参照がAgentの行動を改善したか、Context浪費か、腐敗して有害かを判定。 last-validated がないドキュメントにもgit履歴ベースで対応。 HTML reportでper-doc健全性、Context budget、freshness、推奨アクションを表示。 Use when user says "audit docs", "docs audit", "run docs-auditor", "ドキュメント監査", "doc ROI", "ドキュメントの効果分析".
development53
mcp-light-generator
MCPサーバーの「Light版」を生成する。descriptionを1行に圧縮し、ベストプラクティスをAgent Skillとして分離する。Use when user asks to "MCP Light版を作って", "MCPを軽量化", "Light MCP", "mcp-light", "create light mcp", "compress mcp descriptions", "MCP description圧縮", or wants to reduce MCP tool definition token usage.
tools53
sakasegawa-blog-writer
渡された文章を校正してブログに投稿する。Use when user asks to "記事を投稿", "ブログに投稿", "publish post", "記事を公開", "校正して投稿", "ブログ公開" etc.
documentation53
slack-gif-creator
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."
tools53