Developer Tools & Repos Agent Skills

Three.js geometry creation - built-in shapes, BufferGeometry, custom geometry, instancing.

Three.js lighting - light types, shadows, environment lighting.

Three.js asset loading - GLTF, textures, images, models, async patterns.

Create 3D scenes, interactive experiences, and visual effects using Three.js.

Three.js textures - texture types, UV mapping, environment maps, texture settings.

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

Web browser game development principles.

Composition and signal integrity specialist - Masters GDScript 2.0, C# integration, node-based architecture, and type-safe signal design…

Dioxus is a fullstack app framework for Rust that enables building cross-platform applications for web, desktop, and mobile from a single…

Apple Human Interface Guidelines for iPad.

Use curated public API catalogs and official provider sources to brainstorm externally-enabled product capabilities and identify viable…

Use when app runs at unexpected frame rate, stuck at 60fps on ProMotion, frame pacing issues, or configuring render loops.

Build production-ready web applications with Django MVC, ORM, authentication, and REST APIs

Master Django 5.x with async views, DRF, Celery, and Django Channels.

Keep heavy imports off the django.setup() path that every process (web, celery, temporal, migrate, shell, CI) pays for.

Godot Engine 4.x game development skill for GDScript, scene architecture, physics, UI, shaders, and project structure.

Use when designing Unity architecture, creating component hierarchies, defining interfaces, or generating test stubs and Mermaid diagrams…

Use when writing Unity tests, including EditMode tests, PlayMode tests, performance testing, and code coverage

Migrate codebase from try/catch or Promise-based error handling to better-result.

Prepare D&D 5e worlds/oneshots/campaign segments (Lazy DM + Fronts/Clocks), with grill causal audit, scaffolded into Petr's Obsidian vault.

Do a task end-to-end — implement, PR, CI loop, ship