Total 41,388 skills
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Guide to effective Claude Code skill authoring using TDD methodology and persuasion principles. Use when creating new skills, improving compliance, or validating quality before deployment. Do not use for evaluating existing skills (use skills-eval) or analyzing architecture (use modular-skills). Follow the Iron Law: write a failing test before writing any skill.
Create, install, or update skills in the workspace. Use when (1) installing a skill from a URL or remote source, (2) creating a new skill from scratch, (3) updating or restructuring existing skills. Always use this skill for any skill installation or creation task.
Use this skill when the user needs to size a market, analyze competitors, calculate TAM/SAM/SOM, or validate a business idea. Covers market sizing, competitive analysis frameworks, napkin math, and bottom-up revenue estimation.
Slack Web APIを操作するスキル。メッセージの投稿・取得、スレッドの取得、投稿の検索、ユーザー情報の取得、自分宛てDM送信を実行。 使用タイミング: (1) Slackにメッセージを投稿したい (2) チャンネルのメッセージ履歴を取得したい (3) スレッドの返信を取得したい (4) 自分の投稿を検索したい (5) ユーザー情報を取得したい (6) 自分にDMを送りたい トリガーキーワード: Slack、メッセージ送信、スレッド取得、チャンネル履歴、ユーザー取得、DM送信
Use this skill when the user needs to turn an idea into a buildable spec, write a project scope, create feature requirements, or define an MVP. Covers quick feature specs (10-15 min) for immediate AI builds and full project scopes (1-2 hours) for planning and contractor estimates.
UI/UX design intelligence and implementation guidance for building polished interfaces. Use when the user asks for UI design, UX flows, information architecture, visual style direction, design systems/tokens, component specs, copy/microcopy, accessibility, or to generate/critique/refine frontend UI (HTML/CSS/JS, React, Next.js, Vue, Svelte, Tailwind). Includes workflows for (1) generating new UI layouts and styling, (2) improving existing UI/UX, (3) producing design-system tokens and component guidelines, and (4) turning UX recommendations into concrete code changes.
Use this skill when the user needs to make their app accessible, comply with WCAG guidelines, implement ARIA patterns, support screen readers, or ensure keyboard navigation works. Covers WCAG 2.2, semantic HTML, assistive technology testing, and inclusive design.
Performs comprehensive PR code review from 5 perspectives (quality/performance/tests/docs/security) in parallel, providing Blockers/Suggestions/Nice-to-have and merge decision. Args: /review [owner/repo] [pr-number] [--focus all|security|perf|qa|docs|types] Activates when user mentions "review", "PR確認", "コードレビュー", "マージ判定".
Use this skill when the user needs to test features before deployment, create test scenarios, find edge cases, or verify bug fixes. Covers manual testing workflows, cross-browser testing, edge case identification, and testing checklists for non-technical founders.
Security vulnerability scanner and OWASP compliance auditor for codebases. Dependency scanning (npm audit, pip-audit), secret detection (high-entropy strings, API keys), SAST for injection/XSS vulnerabilities, and security posture reports. Activate on 'security audit', 'vulnerability scan', 'OWASP', 'secret detection', 'dependency check', 'CVE', 'security review', 'penetration testing prep'. NOT for runtime WAF configuration (use infrastructure tools), network security/firewalls, or compliance certifications like SOC2/HIPAA (legal/organizational).
Standards and guidelines for organizing, structuring, and maintaining documentation in the PRPM repository - ensures consistency across user docs, development docs, and internal references
Context management skill providing discovery, fetching, harvesting, extraction, compression, organization, cleanup, and guided workflows for project context