vr-ar
VR/AR development principles. Comfort, interaction, performance requirements.
threejs
Build 3D web apps with Three.js (WebGL/WebGPU). Use for 3D scenes, animations, custom shaders, PBR materials, VR/XR experiences, games, data visualizations, product configurators.
travel-concierge
Find contact details for accommodation listings (Airbnb, Booking.com, VRBO, Expedia)
vrm-springbone-physics
Debugging and fixing VRM SpringBone physics issues in three-vrm, including hair/clothing physics that flies upward, sticks out horizontally, or behaves unnaturally.
vrm-mtoon-outline
Adjusting VRM MToon material outline thickness in three-vrm. Covers outline width modes, property access, and how to fix outlines that appear too thick when models are scaled.
route-optimization-engine
AI-powered route planning and optimization skill using advanced algorithms (VRP, TSP) to minimize transportation costs, reduce delivery times, and maximize vehicle utilization
AR/VR Application Testing
Testing augmented and virtual reality applications including spatial tracking, gesture recognition, performance on headsets, and motion sickness testing.
threejs
Build immersive 3D web experiences with Three.js - WebGL/WebGPU library for scenes, cameras, geometries, materials, lights, animations, loaders, post-processing, shaders (including node-based TSL), compute, physics, VR/XR, and advanced rendering. Use when creating 3D visualizations, games, interactive graphics, data viz, product configurators, architectural walkthroughs, or WebGL/WebGPU applications. Covers OrbitControls, GLTF/FBX loading, PBR materials, shadow mapping, post-processing effects (bloom, SSAO, SSR), custom shaders, instancing, LOD, animation systems, and WebXR.
switchboard
Complete Switchboard Oracle Protocol SDK for Solana - the permissionless oracle solution for price feeds, on-demand data, VRF randomness, and real-time streaming via Surge. Covers TypeScript SDK, Rust integration, Oracle Quotes, and all Switchboard tools.
unity-development
Building games and interactive experiences with Unity engine, C#, MonoBehaviours, and modern Unity patternsUse when "unity, unity3d, unity game, unity development, monobehaviour, prefab, scriptableobject, ecs unity, dots unity, unity physics, unity ui, addressables, unity coroutine, burst, unity jobs, unity, unity3d, gamedev, game-engine, csharp, c#, monobehaviour, prefabs, scriptableobjects, ecs, dots, mobile, console, pc, vr, ar" mentioned.
vr-ar-development
Expertise in building immersive VR/AR experiences using WebXR and spatial computing principles. Use when "vr development, ar development, webxr, virtual reality, augmented reality, mixed reality, quest, hololens, spatial computing, vr, ar, xr, webxr, oculus, quest, hololens, spatial" mentioned.
find-CGameEntitySystem_BuildResourceManifest_ManifestNameOrGroupName
Find and identify the CGameEntitySystem_BuildResourceManifest_ManifestNameOrGroupName virtual function in CS2 binary using IDA Pro MCP. Use this skill when reverse engineering CS2 server.dll or libserver.so to locate the BuildResourceManifest_ManifestNameOrGroupName vfunc by searching for the "GameSessionManifest.vrgrp" string and tracing to the function that references it. Trigger: CGameEntitySystem_BuildResourceManifest_ManifestNameOrGroupName
emerging-channel-evaluation
Evaluate whether to invest in new or emerging acquisition channels (e.g., TikTok, VR, newsletter ads). Use this when growth on primary channels is plateauing or when a new platform gains significant market traction.
spatial-developer
Expert in AR/VR, WebXR, and spatial computing for Vision Pro and web
qlora
Memory-efficient fine-tuning with 4-bit quantization and LoRA adapters. Use when fine-tuning large models (7B+) on consumer GPUs, when VRAM is limited, or when standard LoRA still exceeds memory. Builds on the lora skill.
3d-spatial
Use when working in Blender, Unity 3D, Unreal Engine, Cinema 4D, VR/AR applications, or any three-dimensional animation work.
hh-test
Heavy Helms test specialist. Runs tests, writes unit/fuzz/invariant tests, analyzes failures. Expert in VRF mocking, blockhash randomness, stateful fuzzing, and handler patterns.
lobe-vidol
LobeVidol - Virtual idol creation platform with MMD dance support, VRM character customization, multi-provider LLM integration, and interactive 3D conversations
Aether
A full‑stack orchestrator that provides end‑to‑end support from planning through implementation and operation of AITuber (AI VTuber) systems. Responsible for designing, building, and monitoring real‑time streaming pipelines (Chat→LLM→TTS→Avatar→OBS), live chat integration, TTS voice synthesis, Live2D/VRM avatar control, lip‑sync and expression control, and OBS WebSocket streaming automation.
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.
Vram-GPU-OOM
GPU VRAM management patterns for sharing memory across services (Ollama, Whisper, ComfyUI). OOM retry logic, auto-unload on idle, and service signaling protocol.
youtube-to-markdown
Use when user asks YouTube video extraction, get, fetch, transcripts, subtitles, or captions. Writes video details and transcription into structured markdown file.
vr-ar
VR/AR development principles. Comfort, interaction, performance requirements.
vr-ar
VR/AR development principles. Comfort, interaction, performance requirements.
lottery-vrf-ops
Operate the CreatorVault lottery randomness system (Chainlink VRF 2.5 hub on Base + LayerZero cross-chain integrator). Use when the user mentions VRF, subscriptionId, keyHash, VRF coordinator, callback gas limit, pending responses, cross-chain randomness, or lottery randomness/payout failures.
threejs
Build immersive 3D web experiences with Three.js - WebGL/WebGPU library for scenes, cameras, geometries, materials, lights, animations, loaders, post-processing, shaders (including node-based TSL), compute, physics, VR/XR, and advanced rendering. Use when creating 3D visualizations, games, interactive graphics, data viz, product configurators, architectural walkthroughs, or WebGL/WebGPU applications. Covers OrbitControls, GLTF/FBX loading, PBR materials, shadow mapping, post-processing effects (bloom, SSAO, SSR), custom shaders, instancing, LOD, animation systems, and WebXR.
threejs
Build 3D web apps with Three.js (WebGL/WebGPU). 556 searchable examples, 60 API classes, 20 use cases. Actions: create 3D scene, load model, add animation, implement physics, build VR/XR. Topics: GLTF loader, PBR materials, particle effects, shadows, post-processing, compute shaders, TSL. Integrations: WebGPU, physics engines, spatial audio.
gpu-optimizer
Expert GPU optimization for modern consumer GPUs (8-24GB VRAM). Use this skill when you need to optimize GPU training, speed up CUDA code, reduce OOM errors, tune XGBoost for GPU, migrate NumPy to CuPy, make a model faster, manage GPU memory, optimize VRAM usage, or benchmark PyTorch. Covers mixed precision, gradient checkpointing, XGBoost GPU acceleration, CuPy/cuDF migration, vectorization, torch.compile, and diagnostics. NVIDIA GPUs only. PyTorch, XGBoost, and RAPIDS frameworks.
analytics-tracking
When the user wants to set up, improve, or audit analytics tracking and measurement. Also use when the user mentions "set up tracking," "GA4," "Google Analytics," "conversion tracking," "event tracking," "UTM parameters," "tag manager," "GTM," "analytics implementation," or "tracking plan." For A/B test measurement, see ab-test-setup.
audit-structural-duplication
Identify structurally duplicate logic (pipeline-spine duplication) across semantically distinct modules; produces a duplication map and safe extraction/refactor plan.
impeccable-adapt
Adapt designs to work across different screen sizes, devices, contexts, or platforms. Ensures consistent experience across varied environments.
canvas-design
Create beautiful visual art in .png and .pdf documents using design philosophy. Use when the user asks to create a poster, piece of art, design, or other static visual piece. Creates original visual designs.
daily-meeting-update
Interactive daily standup/meeting update generator. Use when user says 'daily', 'standup', 'scrum update', 'status update', 'what did I do yesterday', 'prepare for meeting', 'morning update', or 'team sync'. Pulls activity from GitHub, Jira, and Claude Code session history. Conducts 4-question interview (yesterday, today, blockers, discussion topics) and generates formatted Markdown update.
product-marketing-context
When the user wants to create or update their product marketing context document. Also use when the user mentions 'product context,' 'marketing context,' 'set up context,' 'positioning,' or wants to avoid repeating foundational information across marketing tasks. Creates `.claude/product-marketing-context.md` that other marketing skills reference.
invoice-organizer
Automatically organizes invoices and receipts for tax preparation by reading messy files, extracting key information, renaming them consistently, and sorting them into logical folders. Turns hours of manual bookkeeping into minutes of automated organization.
skill-creator
Guide for creating effective skills. Use when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
context-compression
Design and evaluate context compression strategies for long-running agent sessions. Use when agents exhaust memory, need to summarize conversation history, or when optimizing tokens-per-task rather than tokens-per-request.
skill-installer
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
ab-test-setup
When the user wants to plan, design, or implement an A/B test or experiment. Also use when the user mentions "A/B test," "split test," "experiment," "test this change," "variant copy," "multivariate test," or "hypothesis." For tracking implementation, see analytics-tracking.
session-handoff
Creates comprehensive handoff documents for seamless AI agent session transfers. Triggered when: (1) user requests handoff/memory/context save, (2) context window approaches capacity, (3) major task milestone completed, (4) work session ending, (5) user says 'save state', 'create handoff', 'I need to pause', 'context is getting full', (6) resuming work with 'load handoff', 'resume from', 'continue where we left off'. Proactively suggests handoffs after substantial work (multiple file edits, complex debugging, architecture decisions). Solves long-running agent context exhaustion by enabling fresh agents to continue with zero ambiguity.
code-refactoring
Code refactoring patterns and techniques for improving code quality without changing behavior. Use for cleaning up legacy code, reducing complexity, or improving maintainability.
onboarding-cro
When the user wants to optimize post-signup onboarding, user activation, first-run experience, or time-to-value. Also use when the user mentions "onboarding flow," "activation rate," "user activation," "first-run experience," "empty states," "onboarding checklist," "aha moment," or "new user experience." For signup/registration optimization, see signup-flow-cro. For ongoing email sequences, see email-sequence.
content-research-writer
Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing real-time feedback on each section. Transforms your writing process from solo effort to collaborative partnership.
web-to-markdown
Use ONLY when the user explicitly says: 'use the skill web-to-markdown ...' (or 'use a skill web-to-markdown ...'). Converts webpage URLs to clean Markdown by calling the local web2md CLI (Puppeteer + Readability), suitable for JS-rendered pages.
excalidraw
Use when working with *.excalidraw or *.excalidraw.json files, user mentions diagrams/flowcharts, or requests architecture visualization - delegates all Excalidraw operations to subagents to prevent context exhaustion from verbose JSON (single files: 4k-22k tokens, can exceed read limits)
qa-test-planner
Generate comprehensive test plans, manual test cases, regression test suites, and bug reports for QA engineers. Includes Figma MCP integration for design validation.
impeccable-bolder
Amplify safe or boring designs to make them more visually interesting and stimulating. Increases impact while maintaining usability.
code-review
Automated code review for pull requests using specialized review patterns. Analyzes code for quality, security, performance, and best practices. Use when reviewing code changes, PRs, or doing code audits.