
Mobile-first design thinking and decision-making for iOS and Android apps. Touch interaction, performance patterns, platform conventions. Teaches principles, not fixed values. Use when building React Native, Flutter, or native mobile apps.
2D game development principles. Sprites, tilemaps, physics, camera.
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Server management principles and decision-making. Process management, monitoring strategy, and scaling decisions. Teaches thinking, not commands.
Architectural decision-making framework. Requirements analysis, trade-off evaluation, ADR documentation. Use when making architecture decisions or analyzing system design.
Pragmatic coding standards - concise, direct, no over-engineering, no unnecessary comments
Design thinking and decision-making for web UI. Use when designing components, layouts, color schemes, typography, or creating aesthetic interfaces. Teaches principles, not fixed values.
Game art principles. Visual style selection, asset pipeline, animation workflow.
Generative Engine Optimization for AI search engines (ChatGPT, Claude, Perplexity).
Internationalization and localization patterns. Detecting hardcoded strings, managing translations, locale files, RTL support.
--- name: lint-and-validate description: Automatic quality control, linting, and static analysis procedures. Use after every code modification to ensure syntax correctness and project standards. Triggers onKeywords: lint, format, check, validate, types, static analysis. --- # Lint and Validate Skill > **MANDATORY:** Run appropriate validation tools after EVERY code change. Do not finish a task until the code is error-free. ### Procedures by Ecosystem #### Node.js / TypeScript 1. **Lint/Fix:*
Structured task planning with clear breakdowns, dependencies, and verification criteria. Use when implementing features, refactoring, or any multi-step work.
Python development principles and decision-making. Framework selection, async patterns, type hints, project structure. Teaches thinking, not copying.
Master Rust 1.75+ with modern async patterns, advanced type system features, and production-ready systems programming. Expert in the latest Rust ecosystem including Tokio, axum, and cutting-edge crates. Use PROACTIVELY for Rust development, performance optimization, or systems programming.
Tailwind CSS v4 principles. CSS-first configuration, container queries, modern patterns, design token architecture.
Testing patterns and principles. Unit, integration, mocking strategies.
Advanced vulnerability analysis principles. OWASP 2025, Supply Chain Security, attack surface mapping, risk prioritization.
Review UI code for Web Interface Guidelines compliance. Use when asked to "review my UI", "check accessibility", "audit design", "review UX", or "check my site against best practices".
API design principles and decision-making. REST vs GraphQL vs tRPC selection, response formats, versioning, pagination.
Project scaffolding templates for new applications. Use when creating new projects from scratch. Contains 12 templates for various tech stacks.
Bash/Linux terminal patterns. Critical commands, piping, error handling, scripting. Use when working on macOS or Linux systems.
AI operational modes (brainstorm, implement, debug, review, teach, ship, orchestrate). Use to adapt behavior based on task type.
Socratic questioning protocol + user communication. MANDATORY for complex requests, new features, or unclear requirements. Includes progress reporting and error handling.
Code review guidelines covering code quality, security, and best practices.
Database design principles and decision-making. Schema design, indexing strategy, ORM selection, serverless databases.
Production deployment principles and decision-making. Safe deployment workflows, rollback strategies, and verification. Teaches thinking, not scripts.
Documentation templates and structure guidelines. README, API docs, code comments, and AI-friendly documentation.
3D game development principles. Rendering, shaders, physics, cameras.
Game development orchestrator. Routes to platform-specific skills based on project needs.
Game audio principles. Sound design, music integration, adaptive audio systems.
Game design principles. GDD structure, balancing, player psychology, progression.
Mobile game development principles. Touch input, battery, performance, app stores.
Multiplayer game development principles. Architecture, networking, synchronization.
PC and console game development principles. Engine selection, platform features, optimization strategies.
VR/AR development principles. Comfort, interaction, performance requirements.
Automatic agent selection and intelligent task routing. Analyzes user requests and automatically selects the best specialist agent(s) without requiring explicit user mentions.
MCP (Model Context Protocol) server building principles. Tool design, resource patterns, best practices.
React and Next.js performance optimization from Vercel Engineering. Use when building React components, optimizing performance, eliminating waterfalls, reducing bundle size, reviewing code for performance issues, or implementing server/client-side optimizations.
Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.
Multi-agent orchestration patterns. Use when multiple independent tasks can run with different domain expertise or when comprehensive analysis requires multiple perspectives.
Performance profiling principles. Measurement, analysis, and optimization techniques.
PowerShell Windows patterns. Critical pitfalls, operator syntax, error handling.
Red team tactics principles based on MITRE ATT&CK. Attack phases, detection evasion, reporting.
SEO fundamentals, E-E-A-T, Core Web Vitals, and Google algorithm principles.
4-phase systematic debugging methodology with root cause analysis and evidence-based verification. Use when debugging complex issues.
Test-Driven Development workflow principles. RED-GREEN-REFACTOR cycle.
Web application testing principles. E2E, Playwright, deep audit strategies.
Web browser game development principles. Framework selection, WebGPU, optimization, PWA.