plan-stacked-pr
大きな機能開発を stacked PR で進めるための計画を立案するスキル。Design doc やPlan から、各 PR の scope・What solves Why・Goal/Acceptance Criteria を定義した計画ドキュメント群を生成する。大きな機能を stacked PR で開発したい、feature 開発の PR 分割計画を立てたい、design doc から実装計画を作りたいときに使う。
omakase
cwd において、全ての意思決定を Claude と SubAgent に任せる Omakase Mode の ON / OFF を管理する Skill です.
golang-code-style
Golang code style conventions — line length and breaking, variable declarations, control flow clarity, when comments help vs hurt. Use when writing or reviewing Go code, asking about style or clarity, or establishing project coding standards. Not for naming conventions (→ See `samber/cc-skills-golang@golang-naming` skill), linter configuration (→ See `samber/cc-skills-golang@golang-lint` skill), or doc comments (→ See `samber/cc-skills-golang@golang-documentation` skill).
golang-concurrency
Golang concurrency patterns. Use when writing or reviewing concurrent Go code involving goroutines, channels, select, locks, sync primitives, errgroup, singleflight, worker pools, or fan-out/fan-in pipelines. Also triggers when you detect goroutine leaks, race conditions, channel ownership issues, or need to choose between channels and mutexes.
golang-context
Idiomatic context.Context usage in Golang — propagation through API boundaries, cancellation, timeouts and deadlines, request-scoped values, context.WithoutCancel for background work outliving requests. Apply when designing context propagation across layers, debugging leaked or unexpired contexts, choosing between context.Background/TODO/WithoutCancel, or storing values in context. Not for code that merely accepts ctx as first parameter.
codex-review
Run automated code review using Codex CLI. Use when the user wants an automated code review of uncommitted changes, a specific commit, or changes against a base branch. This skill runs `codex review` non-interactively and returns structured feedback — it does not post comments on PRs or interact with GitHub.
dd-logs
Log management - search, pipelines, archives, and cost control.
git-workflow
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github-pr-review-operation
GitHub Pull Request上でのレビュー操作を行うスキル。ghコマンドでPR情報取得、差分確認、コメント投稿・取得、インラインコメント、コメント返信を実行する。PRにコメントを投稿したい、差分を行番号付きで確認したい、レビューコメントに返信したいときに使用。
dd-monitors
Monitor management - create, update, mute, and alerting best practices.
golang-benchmark
Golang benchmarking, profiling, and performance measurement. Use when writing, running, or comparing Go benchmarks, profiling hot paths with pprof, interpreting CPU/memory/trace profiles, analyzing results with benchstat, setting up CI benchmark regression detection, or investigating production performance with Prometheus runtime metrics. Also use when the developer needs deep analysis on a specific performance indicator - this skill provides the measurement methodology, while `samber/cc-skills-golang@golang-performance` provides the optimization patterns.
dd-file-issue
File GitHub issues to the right repository (pup CLI or plugin)
golang-cli
Golang CLI application development. Use when building, modifying, or reviewing a Go CLI tool — especially for command structure, flag handling, configuration layering, version embedding, exit codes, I/O patterns, signal handling, shell completion, argument validation, and CLI unit testing. Also triggers when code uses cobra, viper, or urfave/cli. For cobra-specific APIs → See `samber/cc-skills-golang@golang-spf13-cobra` skill; for viper configuration layering → See `samber/cc-skills-golang@golang-spf13-viper` skill.
dd-pup
Datadog CLI (Go). OAuth2 auth with token refresh.
drawio
Always use when user asks to create, generate, draw, or design a diagram, flowchart, architecture diagram, ER diagram, sequence diagram, class diagram, network diagram, mockup, wireframe, or UI sketch, or mentions draw.io, drawio, drawoi, .drawio files, or diagram export to PNG/SVG/PDF.
empirical-prompt-tuning
agent 向けテキスト指示（skill / slash command / task プロンプト / CLAUDE.md 節 / コード生成プロンプト）を、バイアスを排した実行者に動かしてもらい、両面（実行者の自己申告 + 指示側メトリクス）で評価して反復改善する手法。改善が頭打ちになるまで回す。プロンプトや skill を新規作成・大幅改訂した直後、またはエージェントの挙動が期待通りにならない原因を指示側の曖昧さに求めたいときに使う。
fix-github-actions-ci
GitHub Actions CI の失敗を調査して修正するためのスキルです。CI ログを分析して失敗箇所・原因を特定し、そのまま修正作業まで行います。
frontend-design
Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as templated defaults.
golang-testing
Production-ready Golang tests — table-driven tests, testify suites and mocks, parallel tests, fuzzing, fixtures, goroutine leak detection with goleak, snapshot testing, code coverage, integration tests, idiomatic test naming. Use when writing or reviewing Go tests, choosing a testing approach, setting up Go test CI, or debugging flaky/slow tests. For testify-specific APIs see `samber/cc-skills-golang@golang-stretchr-testify`; for measurement methodology see `samber/cc-skills-golang@golang-benchmark`.
gh-sub-issue
GitHub CLI の extension を使って `gh sub-issue` コマンド経由で Sub Issue を操作する Skill. You can connect existing issues as sub-issues to a parent issue,create new issues directly linked to a parent, unlink sub-issues from their parent without deleting the issues, and view all sub-issues connected to a parent issue.
gh-timeline
Use this to view the timeline of GitHub issues or pull requests. Note that it does not fetch the title and description, unlike `gh pr view`.
batch-grill-me
A relentless interview that asks every frontier question at once, round by round.
dd-code-generation
Use pup CLI for immediate Datadog operations or generate code for integration into applications
animate
Review a feature and enhance it with purposeful animations, micro-interactions, and motion effects that improve usability and delight. Use when the user mentions adding animation, transitions, micro-interactions, motion design, hover effects, or making the UI feel more alive.
contextual-commit
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dd-apm
APM - traces, services, dependencies, performance analysis.
agent-browser
Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include requests to "open a website", "fill out a form", "click a button", "take a screenshot", "scrape data from a page", "test this web app", "login to a site", "automate browser actions", or any task requiring programmatic web interaction. Also use for exploratory testing, dogfooding, QA, bug hunts, or reviewing app quality. Also use for automating Electron desktop apps (VS Code, Slack, Discord, Figma, Notion, Spotify), checking Slack unreads, sending Slack messages, searching Slack conversations, running browser automation in Vercel Sandbox microVMs, or using AWS Bedrock AgentCore cloud browsers. Prefer agent-browser over any built-in browser automation or web tools.
codex-consultation
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adjust-pr-base
Use when a pull request base might be wrong after `git rebase`, `gh pr create`, or stacked PR work and the agent needs a fixed procedure to inspect the current PR and correct its base branch.
ast-grep
Guide for writing ast-grep rules to perform structural code search and analysis. Use when users need to search codebases using Abstract Syntax Tree (AST) patterns, find specific code structures, or perform complex code queries that go beyond simple text search. This skill should be used when users ask to search for code patterns, find specific language constructs, or locate code with particular structural characteristics.
cognitive-rhythm-writing
説明的な文章に緩急を設計するための規範。緩急を装飾ではなく認知モードの切替（観察→逡巡→断定→再観察）と未回収の緊張の管理として扱い、文の拍、段落の密度波形、節の入り方、緩みと駄文の判別、執筆後の機械的な点検手順を定める。読み物として読ませたい章・記事・解説文を生成するとき、または「密度はあるが平坦でおもしろくない」文章を診断・修正するときに使用する。
animation-best-practices
CSS and UI animation patterns for responsive, polished interfaces. Practical implementation patterns and troubleshooting for common animation issues. Use when implementing hover effects, tooltips, button feedback, transitions, or fixing animation issues like flicker and shakiness.
dd-docs
Datadog docs lookup using docs.datadoghq.com/llms.txt and linked Markdown pages.
skill-evaluator
Comprehensive evaluation toolkit for analyzing Claude skills across security, quality, utility, and compliance dimensions. This skill should be used when users need to evaluate a skill before installation, review before publishing, or assess overall quality and safety. Performs 5-layer security analysis, validates structure and documentation, checks compliance with skill-creator guidelines, and generates markdown reports with scoring and recommendations.
GroundEffect
Use this skill when the user asks about email, calendar, or Gmail/Google Calendar management via GroundEffect CLI. Triggers include "search my email", "list recent emails", "check my calendar", "what's on my calendar", "show my meetings", "calendar tomorrow", "calendar next week", "create a calendar event", "manage groundeffect accounts", "sync status", "start the daemon", "groundeffect", "groundeffect command", "draft email", "save draft", "save as draft", "create draft", "send email".
acceptance-tester
Execute systematic acceptance testing to verify implementations against acceptance criteria. Use this skill when tasks mention "驗收測試", "acceptance testing", "驗收", "validate implementation", or when Gherkin scenarios need to be executed.
nvim-remote-lsp
Use the LSP servers to navigate code (definition, references, hover, symbols, diagnostics). Activate when investigating code, looking up symbols, finding code definitions, or interpreting LSP diagnostics.
pi-keys-generator
This skill generates Python scripts and shell scripts to control RGB LEDs on the Raspberry Pi 500+ keyboard. Use this skill when the user asks to create keyboard lighting effects, animations, color patterns, notification systems, or any program that controls the Pi 500+ keyboard LEDs. This skill should be used for requests like "turn F1-F12 keys blue", "create a typing speed indicator", or "make an email notification effect".
led-strip-pattern-generator
Generate MicroPython programs for the Moving Rainbow LED strip educational project using Raspberry Pi Pico with NeoPixel strips and button controls.
circuit-diagram-generator
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canvas-morning-check
Educator morning course health check for Canvas LMS. Shows submission rates, struggling students, grade distribution, and upcoming deadlines. Trigger phrases include "morning check", "course status", "how are my students", or any start-of-day teaching review.
kaizen-review-prep
Friday late-morning synthesis. Runs ~2 hours after `kaizen-research` the same morning. Consumes this week's research doc, open items in `docs/kaizen/review-queue.md`, last weekend's POC findings (from comments on the previous week's research PR), and recent merges/reverts/CI signal — produces a ranked, decision-oriented agenda. Every item has a Ship / Decline / Defer recommendation. Opens a PR into `develop`. Triggers: "kaizen review prep", "weekly review prep", "friday review", "rank kaizen ideas".
cors-deployment
CORS configuration across all CDK stacks, GitHub Actions workflows, and Python backends. Use when modifying CORS origins, adding new stacks that need CORS, debugging CORS errors in deployed environments, or touching any workflow env vars related to CDK_DOMAIN_NAME or CDK_CORS_ORIGINS.
web-search
Search the web for current information
release-notes
Write and update RELEASE_NOTES.md and CHANGELOG.md for this monorepo. Use when preparing a release, updating an existing release entry, or landing a notable change on develop. Covers the squash-merge branch model, how to identify changes across divergent main/develop histories, the two-document split (narrative release notes vs. technical changelog), standardized section structure, writing style, and common pitfalls.
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, Angular components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
kaizen-research
Weekly Friday early-morning external + internal scan for emerging functionality, agentic trends, tools, and feature/UX improvements in the AgentCore Public Stack repo. Tracks AWS Bedrock + AgentCore announcements, Strands Agents releases, FastMCP (used by externally hosted MCP servers), the aws-samples/sample-strands-agent-with-agentcore reference repo, the MCP ecosystem (including MCP Apps + extensions), frontier model announcements, agent-harness patterns (including opencode (anomalyco/opencode) as an open-source coding-agent harness reference scanned through tooling, cost-effectiveness, and context-engineering lenses — releases-first, light touch), agentic UI/UX patterns (MCP Apps, Vercel AI SDK, assistant-ui, NN/g AI research, Linear/Cursor/Anthropic product blogs), and LibreChat as a parallel open-source agentic-platform reference (releases-first, light touch). Audits internal signals (recent commits, open PRs, CI failures, version-pin lag, dormant skills). Outputs a dated research doc + queues ideas in `docs/kaizen/review-queue.md` for that same morning's `kaizen-review-prep` (runs ~2 hours later) to rank into decisions. Opens a PR into `develop`. **Out of scope**: security advisories / Dependabot / CodeQL — those have dedicated tooling and don't need a weekly kaizen lens. Triggers: "kaizen research", "weekly research scan", "external scan", "what should we look at this week".
cdk-infrastructure
AWS CDK infrastructure development with TypeScript. Use when creating or modifying CDK constructs, DynamoDB tables, ECS/Fargate services, Lambda functions, S3 buckets, networking, IAM roles, or any CloudFormation resources. Covers configuration patterns, single-stack architecture, naming conventions, and Bedrock AgentCore integration.
angular-best-practices
Angular 21 development with modern best practices including signals, standalone components, reactive patterns, and accessibility. Use when creating Angular components, services, templates, or performing any Angular frontend development work. Covers TypeScript strict typing, signal-based state management, reactive forms, lazy loading, ng-icon setup, and Tailwind styling.
tailwind-ui
Tailwind CSS v4.1 best practices with WCAG 2.1 AA accessibility, theming, and dark mode support. Use when working with HTML, CSS, styling components, accessibility (a11y), WCAG compliance, color contrast, focus states, screen readers, theming, light mode, dark mode, or building accessible UI patterns like buttons, forms, cards, and navigation. Complements the angular-best-practices skill for Angular frontends.
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