Developer Tools & Repos Agent Skills for HTTP / API

Get a new developer up and running with the Chops codebase — prerequisites, build, architecture, and common tasks.

Implement Swift Codable models for JSON and property-list encoding and decoding with JSONDecoder, JSONEncoder, CodingKeys, and custom…

Three.js materials - PBR, basic, phong, shader materials, material properties.

Autonomous browser game agent. Analyzes game concept, implements with KAPLAY.js (2D) or Three.js (3D), playtests in headless browser…

This skill provides templates, analysis frameworks, and quality criteria for game reverse-engineering and competitive analysis.

Directs creative vision and transforms game design concepts into production-ready art direction specifications.

Visual style, rendering techniques, and animation for web games.

Use when generated candidates must become engine-ready files with predictable size, canvas, alpha, anchor, and pivot — "clean these up for…

Numeric balance across objects with stats: cost curves, transitive versus intransitive systems, payoff matrices, dominant strategy…

The hub and first pass on any single mechanic: the 5-Component Filter (Clarity, Motivation, Response, Satisfaction, Fit), the plugin-wide…

Systems and mechanics architect - Masters GDD authorship, player psychology, economy balancing, and gameplay loop design across all…

Use when working on Unity game development - provides expert validation, asset generation, and performance profiling

Use when a cross-engine gameplay task needs a Layer 1 foundation for cost, spend, reservation, refund, or commit-and-rollback semantics…

Use when a cross-engine gameplay task needs a Layer 1 foundation for change callbacks, invalidation signals, observer updates, or…

Use when a cross-engine gameplay task needs a Layer 1 foundation for timer logic, update cadence, cooldown clocks, pause rules, or…

Juice, feedback layering, screen shake/particles/sound timing, the perception-action cycle, and 'why does this feel bad?' diagnostics.

Game design assistant for exploring mechanics, authoring new games, and refining existing ones.

Expertise in F2P economics, virtual currencies, and ethical monetization strategiesUse when "game monetization, F2P economy, in-app…

Main orchestrator for web game development.

Zero-GC game patterns with JEngine using modern C# 9+.

Per-frame performance and GC-pressure optimization for JS/TS game code.