Expert guidance for Windows, PowerShell, WSL interop, and cross-platform development

Expert in getting reliable, typed outputs from LLMs. Covers JSON mode, function calling, Instructor library, Outlines for constrained generation, Pydantic validation, and response format...

Android Kotlin development with Coroutines, Jetpack Compose, Hilt, and MockK testing

Flutter development with Riverpod state management, Freezed, go_router, and mocktail testing

Language-agnostic testing principles including TDD, test quality, coverage standards, and test design patterns. Use when writing tests, designing test strategies, or reviewing test quality.

Expert TypeScript developer specializing in type-safe application development, advanced type systems, strict mode configuration, and modern TypeScript patterns. Use when building type-safe...

Create a Technical Design Document for your MVP. Use when the user wants to plan architecture, choose tech stack, or says "plan technical design", "choose tech stack", or "how should I build this".

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Expert in Cursor AI IDE - the leading AI-powered code editor. Covers Rules files for project-specific AI behavior, Plan Mode for structured development, Background Agents for parallel work, and...

Expert guidance for Swift development including SwiftUI, iOS/macOS frameworks, Server-side Swift, and Objective-C to Swift 6 migration. Use when developing Swift applications, working with Apple...

Expert technical documentation specialist for developer docs, API references, and runbooks. Activate on: documentation, docs, README, API reference, technical writing, user guide, runbook, ADR,...

Expert in building developer tools, CLI utilities, IDE extensions, and optimizing local development environments.

Writing effective code documentation - API docs, README files, inline comments, and technical guides. Use for documenting codebases, APIs, or writing developer guides.

Performs metacognitive task analysis and skill selection. Use when determining task complexity, selecting appropriate skills, or estimating work scale. Returns skills with confidence scores and metadata.

Deep research and market validation for app ideas. Use when starting a new project, validating an idea, or when the user says "research my idea", "validate my app", or "help me start a new project".

Optimize context loading for efficient token usage. Use when working with large codebases, context limits, or when the user mentions "context", "token", "optimize", "summarize", or asks to reduce...

GitHub CLI 통합 스킬. 이슈, PR, CI/CD, 릴리스, 상태 관리. "gh", "github", "이슈", "issue", "CI", "workflow", "release", "상태" 키워드에 반응.

Use when implementing infrastructure as code with Terraform across AWS, Azure, or GCP. Invoke for module development, state management, provider configuration, multi-environment workflows,...

Lua development guidelines covering tables, metatables, error handling, game development, and performance optimization.

Use when creating or developing, before writing code or implementation plans - refines rough ideas into fully-formed designs through collaborative questioning, alternative exploration, and...