building-router
Router for 3D building game mechanics in Three.js. Use when creating survival games, sandbox builders, base builders, or any game with player-constructed structures. Routes to 9 specialized skills for performance, physics, multiplayer, terrain, decay, UX, platform support, and design reference. Start here for building mechanics projects.
doc-coauthoring
Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.
docx
Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks
form-accessibility
WCAG 2.2 AA compliance for forms, ARIA patterns, focus management, keyboard navigation, and screen reader support. Use when implementing accessible forms in any framework. The compliance foundation that ensures forms work for everyone.
form-react
Production-ready React form patterns using React Hook Form (default) and TanStack Form with Zod integration. Use when building forms in React applications. Implements reward-early-punish-late validation timing.
form-security
Security patterns for web forms including autocomplete attributes for password managers, CSRF protection, XSS prevention, and input sanitization. Use when implementing authentication forms, payment forms, or any form handling sensitive data.
form-ux-patterns
UX patterns for complex forms including multi-step wizards, cognitive chunking (5-7 fields max), progressive disclosure, and conditional fields. Use when building checkout flows, onboarding wizards, or forms with many fields.
form-validation
Schema-first validation with Zod, timing patterns (reward early, punish late), async validation, and error message design. Use when implementing form validation for any framework. The foundation skill that all framework-specific skills depend on.
form-vanilla
Framework-free form validation using HTML5 Constraint Validation API enhanced with Zod for complex rules. Use when building forms without React/Vue or for progressive enhancement.
form-vue
Production-ready Vue form patterns using VeeValidate (default) or Vuelidate with Zod integration. Use when building forms in Vue 3 applications with Composition API.
forms-router
Router for web form development. Use when creating forms, handling validation, user input, or data entry across React, Vue, or vanilla JavaScript. Routes to 7 specialized skills for accessibility, validation, security, UX patterns, and framework-specific implementations. Start here for form projects.
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, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
frontend-dev-guidelines
Frontend development guidelines for React/TypeScript applications. Modern patterns including Suspense, lazy loading, useSuspenseQuery, file organization with features directory, styling best practices, routing, performance optimization, and TypeScript best practices. Use when creating components, pages, features, fetching data, styling, routing, or working with frontend code.
gsap-fundamentals
Core GSAP animation concepts including tweens, timelines, easing functions, and animation properties. Use when implementing basic animations, transitions, or learning GSAP foundations. Essential starting point for any GSAP-based animation work.
gsap-react
GSAP integration with React including useGSAP hook, ref handling, cleanup patterns, and context management. Use when implementing GSAP animations in React components, handling component lifecycle, or building reusable animation hooks.
gsap-router
Router for GSAP animation domain. Use when implementing animations with GreenSock Animation Platform including tweens, timelines, scroll-based animations, or React integration. Routes to 4 specialized skills for fundamentals, sequencing, ScrollTrigger, and React patterns.
gsap-scrolltrigger
Scroll-based animations using GSAP ScrollTrigger plugin including pinning, scrubbing, snap points, and parallax effects. Use when creating scroll-driven animations, sticky sections, progress indicators, or parallax scrolling experiences.
gsap-sequencing
Complex GSAP timelines including labels, callbacks, nested timelines, and position parameters. Use when orchestrating multi-step animations, building animation sequences, or creating coordinated motion. Essential for cinematic animations and complex UI choreography.
immersive-visuals-router
Master router for immersive visual experiences combining React Three Fiber, shaders, particles, post-processing, GSAP animation, and audio. Use when building 3D web experiences, visualizers, creative coding projects, interactive installations, or any project requiring multiple visual technologies. Dispatches to 6 specialized domain routers covering 29 total skills.
internal-comms
A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).
r3f-drei
@react-three/drei helper library—OrbitControls, Text, Environment, useTexture, useGLTF, Html, Billboard, and 50+ abstractions that simplify common R3F patterns. Use when implementing camera controls, loading assets, rendering text, or needing common 3D utilities.
r3f-fundamentals
React Three Fiber core setup, Canvas configuration, scene hierarchy, camera systems, lighting, render loop, and React integration patterns. Use when setting up a new R3F project, configuring the Canvas component, managing scene structure, or understanding the declarative Three.js-in-React paradigm. The foundational skill that all other R3F skills depend on.
r3f-geometry
BufferGeometry creation, built-in geometries, custom geometry with buffer attributes, instanced meshes for rendering thousands of objects, and geometry manipulation. Use when creating custom shapes, optimizing with instancing, or working with vertex data directly.
r3f-materials
Three.js materials in R3F, built-in materials (Standard, Physical, Basic, etc.), ShaderMaterial with custom GLSL, uniforms binding and animation, and material properties. Use when choosing materials, creating custom shaders, or binding dynamic uniforms.
r3f-performance
R3F performance optimization—LOD (Level of Detail), frustum culling, instancing strategies, draw call reduction, frame budgets, lazy loading, and profiling tools. Use when optimizing render performance, handling large scenes, or debugging frame rate issues.
r3f-router
Decision framework for React Three Fiber projects. Routes to specialized R3F skills (fundamentals, geometry, materials, performance, drei) based on task requirements. Use when starting an R3F project or needing guidance on which R3F skills to combine.
router-template
Template for creating router skills. Use as a starting point when building a new router that dispatches to multiple specialized skills. Copy and customize for your domain.
scientific-documentation
Generate comprehensive scientific research-style documentation for completed coding projects. Use when the user requests project documentation, a technical breakdown, a study paper, a lecture document, or wants to understand everything about a project they just built. Triggers include phrases like "document this project," "create a study paper," "explain everything we did," "write up the full breakdown," "scientific documentation," or "I want to learn from this project." Produces formal Word documents (.docx) with academic structure, beginner-friendly explanations, and exhaustive code analysis.
shader-effects
Visual shader effects—glow/bloom, chromatic aberration, distortion, vignette, film grain, scanlines, glitch, dissolve, outline, and fresnel. Use when adding visual polish, post-processing effects, or stylized rendering to shaders.
shader-fundamentals
GLSL shader fundamentals—vertex and fragment shaders, uniforms, varyings, attributes, coordinate systems, built-in variables, and data types. Use when writing custom shaders, understanding the graphics pipeline, or debugging shader code. The foundational skill for all shader work.
shader-noise
Procedural noise functions in GLSL—Perlin, simplex, Worley/cellular, value noise, FBM (Fractal Brownian Motion), turbulence, and domain warping. Use when creating organic textures, terrain, clouds, water, fire, or any natural-looking procedural patterns.
shader-router
Decision framework for GLSL shader projects. Routes to specialized shader skills (fundamentals, noise, SDF, effects) based on task requirements. Use when starting a shader project or needing guidance on which shader techniques to combine.
postfx-bloom
Bloom and glow effects using Three.js UnrealBloomPass with React Three Fiber. Use when implementing glow, bloom, luminance-based effects, selective bloom on specific meshes, or neon/ethereal lighting. Essential for cyberpunk aesthetics, energy effects, magic spells, and UI glow.
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
multiplayer-building
Networking systems for multiplayer building games. Use when implementing networked construction, delta synchronization, client prediction, or conflict resolution. Server-authoritative model with optimistic client prediction for responsive gameplay.
particles-gpu
GPU-based particle systems using instanced rendering, buffer attributes, Points geometry, and custom shaders. Use when rendering thousands to millions of particles efficiently, creating particle effects like snow, rain, stars, or abstract visualizations.
particles-lifecycle
Particle lifecycle management—emission/spawning, death conditions, object pooling, trails, fade-in/out, and state transitions. Use when particles need birth/death cycles, continuous emission, trail effects, or memory-efficient recycling.
particles-physics
Physics simulation for particle systems—forces (gravity, wind, drag), attractors/repulsors, velocity fields, turbulence, and collision. Use when particles need realistic or artistic motion, swarm behavior, or field-based animation.
particles-router
Decision framework for particle system projects. Routes to specialized particle skills (gpu, physics, lifecycle) based on task requirements. Use when building particle effects or needing guidance on which particle techniques to combine.
Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.
performance-at-scale
Spatial indexing and world streaming for Three.js building games with thousands of pieces. Use when optimizing building games, implementing spatial queries, chunk loading, or profiling performance. Includes spatial hash grids, octrees, chunk managers, and benchmarking tools.
platform-building
Platform-specific building systems for mobile, VR, and accessibility. Use when implementing touch controls for building games, VR spatial input, colorblind-friendly feedback, or cross-platform building mechanics. Covers input adaptation and inclusive design patterns.
postfx-router
Router for Three.js post-processing effects domain. Use when implementing visual effects like bloom, glow, chromatic aberration, vignette, depth of field, color grading, or any screen-space effects. Routes to 3 specialized skills for bloom, effects, and composer setup.
backend-dev-guidelines
Backend development guidelines for Node.js/Express/TypeScript applications. Layered architecture (Routes → Controllers → Services → Repositories), error handling, validation, middleware patterns, database access, and testing. Use when creating routes, endpoints, APIs, controllers, services, repositories, middleware, or working with backend code.
aws-skills
AWS development with CDK best practices, serverless patterns, cost optimization, and event-driven architecture. Use when deploying to AWS, writing Lambda functions, configuring API Gateway, working with DynamoDB, S3, or any AWS service.
audio-router
Router for audio domain including playback, analysis, and audio-reactive visuals. Use when implementing any audio functionality including music, sound effects, visualizers, or audio-driven animations. Routes to 3 specialized skills.
audio-reactive
Binding audio analysis data to visual parameters including smoothing, beat detection responses, and frequency-to-visual mappings. Use when creating audio visualizers, music-reactive animations, or any visual effect driven by audio input.
audio-playback
Audio playback using Tone.js including players, transport, scheduling, and loading audio. Use when implementing background music, sound effects, audio synchronization, or timed audio events. Essential for any audio-enabled web application.
audio-analysis
Audio analysis with Tone.js and Web Audio API including FFT, frequency data extraction, amplitude measurement, and waveform analysis. Use when extracting audio data for visualizations, beat detection, or any audio-reactive features.
algorithmic-art
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.
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