Developer Tools & Repos Agent Skills for Cursor

Three.js interaction - raycasting, controls, mouse/touch input, object selection.

Expert guide for Unreal Engine 5.x C++ development, covering UObject hygiene, performance patterns, and best practices.

Enable nullable reference types in a C# project and systematically resolve all warnings.

Nuxt 5 core framework with project setup, routing, SEO, error handling, and Vite 8/Nitro v3 configuration.

Nuxt 5 data management with useFetch, useAsyncData, useState, and Pinia.

Use when implementing an unfamiliar PlayCanvas feature such as animation, particles, shaders, physics, UI, splats, or XR to find the…

Offline-first architecture patterns - NetworkBoundResource, sync strategies, conflict resolution, cache invalidation, and connectivity…

Use when the user wants to open the Power Apps Wrap page for an app ID in the active environment.

Converts OpenAPI 3.0 JSON/YAML to TypeScript interfaces and type guards.

App registration with Meta AI, camera permission flows

Generate pixel art assets via the PixelLab REST API v2 — animations, UI elements, sprites, and image editing.

Pixel-art asset generation for game projects, MCP-first via the connected pixellab MCP server (mcp__pixellab__* tools).

Carmack-level plan review via rp-cli context builder + chat.

Open interactive code review for current changes using Plannotator UI

Resolve PR review feedback. Fetches unresolved threads, triages, fixes, replies and resolves via GraphQL. Use when asked to address review…

Use when responding to PR review comments for specified pull request(s)

Progressive L1-L6 refactoring hierarchy, 22 code smell taxonomy, atomic transformations, test code smells, and Fowler refactoring catalog

Implements push notifications across iOS, Android, and web using Firebase Cloud Messaging and native services.

Comprehensive Python programming guidelines based on Google's Python Style Guide.

Provides React Native performance optimization guidelines for FPS, TTI, bundle size, memory leaks, re-renders, and animations.

Reviews React Native TV apps for focus/D-pad navigation, 10-foot UI layout, TV playback/DRM integration, low-memory TV performance, and TV…