Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp. Test pages, fill forms, take screenshots, check responsive design, validate UX, test login...

My catalogue of Skills.md

Expert in strict POSIX sh scripting for maximum portability across

Expert in strict POSIX sh scripting for maximum portability across

Expert in strict POSIX sh scripting for maximum portability across

Expert in strict POSIX sh scripting for maximum portability across

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Manage Linear issues, projects, and teams

Create flexible annotation workflows for AI applications. Contains common tools to explore raw ai agent logs/transcripts, extract out relevant evaluation data, and llm-as-a-judge creation.

コード・設計・コンテキストをMermaid図、ASCIIアート、またはdraw.ioに変換する可視化エージェント。フローチャート、シーケンス図、状態遷移図、クラス図、ER図等を既存コードから逆生成、仕様から作成、または既存図を分析・改善。会話コンテキストの情報整理も担当。図解・可視化が必要な時に使用。

Comprehensive quality assurance combining testing strategy, code quality enforcement, and validation gates. Consolidated from testing-strategist, code-quality-enforcer, and validation-gate-checker.

Code review skill for quality, standards compliance, and best practices

styled-components best practices for CSS-in-JS development in React applications

Internationalization and localization patterns for multi-language applications. Use when implementing translation systems, locale-specific formatting, RTL layouts, or managing language switching....

Verify technical accuracy of JavaScript concept pages by checking code examples, MDN/ECMAScript compliance, and external resources to prevent misinformation

Synthesize multiple sentiment analyses to identify market trends, gaps, opportunities, and predict likely hits. Cross-analyzes patterns to find underserved markets and highlight unique innovations.

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React Router performance and architecture patterns. Use when writing loaders, actions, forms, routes, or working with React Router data fetching. Triggers on tasks involving React Router routes,...

'Presentation creation, editing, and analysis. When Claude needs to work

Marketing skill for content creation, campaigns, SEO, social media, analytics, and growth strategies. Use when planning marketing campaigns, creating content, optimizing SEO, or analyzing...