
AI operational modes (brainstorm, implement, debug, review, teach, ship, orchestrate). Use to adapt behavior based on task type.
Generative Engine Optimization for AI search engines (ChatGPT, Claude, Perplexity).
Tailwind CSS v4 principles. CSS-first configuration, container queries, modern patterns, design token architecture.
Multiplayer game development principles. Architecture, networking, synchronization.
Internationalization and localization patterns. Detecting hardcoded strings, managing translations, locale files, RTL support.
Node.js development principles and decision-making. Framework selection, async patterns, security, and architecture. Teaches thinking, not copying.
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
Bash/Linux terminal patterns. Critical commands, piping, error handling, scripting. Use when working on macOS or Linux systems.
Pragmatic coding standards - concise, direct, no over-engineering, no unnecessary comments
Code review guidelines covering code quality, security, and best practices.
Database design principles and decision-making. Schema design, indexing strategy, ORM selection, serverless databases.
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.
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.
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.
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.
SEO fundamentals, E-E-A-T, Core Web Vitals, and Google algorithm principles.
Testing patterns and principles. Unit, integration, mocking strategies.
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".
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.
Server management principles and decision-making. Process management, monitoring strategy, and scaling decisions. Teaches thinking, not commands.
Advanced vulnerability analysis principles. OWASP 2025, Supply Chain Security, attack surface mapping, risk prioritization.
2D game development principles. Sprites, tilemaps, physics, camera.
Web browser game development principles. Framework selection, WebGPU, optimization, PWA.
Web application testing principles. E2E, Playwright, deep audit strategies.
API design principles and decision-making. REST vs GraphQL vs tRPC selection, response formats, versioning, pagination.
Architectural decision-making framework. Requirements analysis, trade-off evaluation, ADR documentation. Use when making architecture decisions or analyzing system design.
Socratic questioning protocol + user communication. MANDATORY for complex requests, new features, or unclear requirements. Includes progress reporting and error handling.
Game audio principles. Sound design, music integration, adaptive audio systems.
--- 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. allowed-tools: Read, Glob, Grep, Bash --- # 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 ###
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.
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.
4-phase systematic debugging methodology with root cause analysis and evidence-based verification. Use when debugging complex issues.
Project scaffolding templates for new applications. Use when creating new projects from scratch. Contains 12 templates for various tech stacks.
Game design principles. GDD structure, balancing, player psychology, progression.
Red team tactics principles based on MITRE ATT&CK. Attack phases, detection evasion, reporting.
Game development orchestrator. Routes to platform-specific skills based on project needs.
Mobile game development principles. Touch input, battery, performance, app stores.
VR/AR development principles. Comfort, interaction, performance requirements.
Documentation templates and structure guidelines. README, API docs, code comments, and AI-friendly documentation.
Production deployment principles and decision-making. Safe deployment workflows, rollback strategies, and verification. Teaches thinking, not scripts.
3D game development principles. Rendering, shaders, physics, cameras.
Game art principles. Visual style selection, asset pipeline, animation workflow.
PC and console game development principles. Engine selection, platform features, optimization strategies.
PowerShell Windows patterns. Critical pitfalls, operator syntax, error handling.
Test-Driven Development workflow principles. RED-GREEN-REFACTOR cycle.