Use when designing an A/B or split test: define the hypothesis, control and variants, estimate sample size, verify tracking, and predeclare metrics and stopping rules.

Finds a valid optimization target in lading. Returns a filled target.yaml template with pattern, technique, target, file, bench, and fingerprint. Use before /lading-optimize-hunt or when selecting a new optimization target.

Ingest PDF/Markdown/TXT files into joelclaw's docs memory pipeline with Inngest durability, durable NAS artifacts, and OTEL verification. Use when adding docs, running batch reindex, reconciling coverage, or recovering stuck runs. Triggers on: 'ingest pdf', 'ingest markdown', 'docs add', 'pdf-brain ingest', 'backfill books', 'docs reconcile', 'reindex docs', 'batch reindex'.

Set up, maintain, and debug the imsg-rpc Unix socket daemon that gives the gateway iMessage access via JSON-RPC. Covers FDA setup, code signing, launchd service, and the imsg source repo.

Work with the @upstash/qstash TypeScript/JavaScript SDK, an HTTP-based message queue, task scheduler, and background job system for serverless and edge runtimes (Next.js, Vercel, Cloudflare Workers, Deno, Node.js). Use when publishing messages to HTTP endpoints or URL groups, running background jobs without a long-running worker process, scheduling with cron expressions, delaying messages, building FIFO queues with parallelism and flow control, configuring retries and callbacks, handling a dead letter queue (DLQ), deduplicating messages, fanning out to multiple endpoints, verifying QStash webhook signatures (Next.js App Router, Pages Router, and Edge Runtime), running a local QStash dev server, or migrating regions. Also use when the user asks for a serverless cron job, async task queue, job scheduler, delayed delivery, webhook delivery with retries, or event-driven messaging between services.

Analyze companies and generate comprehensive research reports. Use when user asks to research, analyze, profile, or investigate a company.

DevOps Monitor Agent. 시스템 모니터링, 로그 분석, 상태 확인을 담당합니다. 모니터링, 상태(status), 로그(logs), 알림 관련 요청 시 사용됩니다.

DevOps Infrastructure Agent. 인프라 관리, 스케일링, 백업, 네트워크 설정을 담당합니다. 인프라, 스케일링(scale), 백업(backup), 네트워크 관련 요청 시 사용됩니다.

Evaluate captured screenshots for layout issues, masked elements, and rendering problems. Use after taking screenshots to validate visual correctness and automatically resize viewport if elements are unexpectedly clipped.

TypeScript coding style enforcement (ESLint, type safety, React patterns). Auto-loads when writing or reviewing TypeScript/JavaScript code.

Create a new Claude Code plugin with proper directory structure and manifest. Use when the user wants to create a new plugin from scratch. Sets up plugin.json, directory structure, and optional components.

Update context-mode from GitHub and fix hooks/settings. Pulls latest, builds, installs, updates npm global, configures hooks. Trigger: /context-mode:ctx-upgrade

Secure Android data at rest and authentication secrets. Use for auth tokens, encrypted storage, and app-data isolation; defer WebView/Intent/FileProvider to android-legacy-security and TLS/certificate pinning to android-networking.

Integrate Android app notifications using Firebase Cloud Messaging and NotificationCompat. Use when setting up FCM, notification channels, or client-side notification taps; defer Flutter, server sends, WorkManager orchestration, and generic Intent handling.

Analyze conversation corrections to detect skill gaps and prepare targeted skill-library maintenance tasks. Use after any session with user corrections, rework, or retrospective requests. After finding correction loops, also load +common/common-learning-log to persist mistake entries to AGENTS_LEARNING.md.

Probe for hardcoded secrets, injection surfaces, unguarded routes, business logic flaws, and platform-specific weaknesses across backend (Node, Go, Java, Python, Rust), frontend (React, Angular, Vue), and mobile (iOS, Android, Flutter) codebases. Use when performing security audits, vulnerability scans, secrets detection, or penetration testing.

Produces a complete 5-act pitch with speaker notes, a slide-by-slide specification, and a ready-to-paste Kimi prompt for AI slide generation. Requires validated angle and title from Stage 4. Use when you have a confirmed talk angle and need the full script, slide spec, and AI-generated presentation prompt.

A CLI tool for making authenticated requests to the X (Twitter) API. Use this skill when you need to post tweets, reply, quote, search, read posts, manage followers, send DMs, upload media, or interact with any X API v2 endpoint.

iMessage/SMS CLI for listing chats, history, and sending messages via Messages.app.

Toolkit for performing structured code reviews. Covers identifying bugs, security issues, performance problems, and style violations. Use when asked to review code changes, pull requests, or individual files.