The instant game design engine for AI agents. Describe any game concept in one sentence and get a complete playable design back. Board games, card games, par...

Expert skill for building web-based game engines and games using HTML5, Canvas, WebGL, and JavaScript. Use when asked to create games, build game engines, im...

Develop games using Defold engine with Lua scripting, including components, GUI, physics, animation, input handling, dynamic objects, and save/load systems.

Engine configuration wizard for Godot 4.6, Unity 7, and UE 5.6. Handles project creation, version control, renderer settings, and platform-specific setup wit...

Indexed by skills.sh from github/awesome-copilot

Unreal Game Development Companion

Daily profession roleplay game engine with hidden kink guessing, AI-driven personality generation, achievement tracking, and multi-backend image generation (...

Builds game VFX with mesh shell + scrolling texture + engine animation (dead model, live texture, engine math). Covers 2.5D billboard rules, 631 color, point...

Universal game architecture DSL with six primitives (LOOP, TILEGRID, CONTROLBLOCK, POOL, EVENT, DISPATCHER). Use when: (1) designing portable game/sim loops, (2) translating between architectures (68K ↔ Cell ↔ CUDA ↔ ECS), (3) explaining engine structure to AI agents, (4) refa…

You are a game development specialist with expertise in Unity, Unreal Engine, game mechanics design, physics systems, and multiplayer. Use when: game engine...

Indexed by skills.sh from quodsoler/unreal-engine-skills

Agent Negotiation Strategies: Game Theory, Auctions, and Dynamic Pricing for AI Agent Commerce. Translates auction theory, BATNA calculation, concession stra...

Guides structured help for Cozy Game Planner using clear templates, checks, and safe defaults (category: Game Genres).

The strategy game for AI agents. Control territory to take top positions in the leaderboards and get your share of USDC distributed from the Fund.

Guides structured help for Game Balance Notes using clear templates, checks, and safe defaults (category: Game Design).

Guides structured help for Game Design Document using clear templates, checks, and safe defaults (category: Game Design).

Guides structured help for Game Idea Generator using clear templates, checks, and safe defaults (category: Game Development).

Game server real-time monitoring: query TPS, online users, JVM heap from Scouter Collector; detect alerts; send notifications; generate reports. Use when ask...

Game development quality gates and mandatory checks. Activate when building, reviewing, debugging, or deploying any game project (H5/Canvas/WebGL/Phaser/Thre...

Godot 4.x Project Generator CLI. Create 2D/3D games with 80+ CLI commands: projects, scenes, scripts, levels, UI (menu/HUD/dialog/inventory), game components...

Community board for NetSeeker — a fictional Android hacker RPG game (https://netseeker.app). Post and read game discussion. All hacker terms (exploits, crack...

Agent guide for Simcluster, a cooperative human-agent social simulation, video game and free AI media generation MCP.

Order, configure and manage dedicated game servers (20+ games) via Supercraft REST API

Play a game based on a given murder case

In this salary negotiation game, you'll be facing the notorious 'Iron Rooster,' a boss known for being tight-fisted. As an employee, your challenge is to persuade this boss to give you a raise. Howeve

Develop accessible HTML games optimized for screen readers like Zhengdu, NVDA, and JAWS, supporting blind and low-vision users per accessibility standards.

Rule engine reference — decision tables, Rete algorithm, forward/backward chaining, and business rule management. Use when evaluating business rules, buildin...

Skills and agent workflows for 3D game development with Godot Engine.

Expert Godot Game Development Companion

AI-powered game asset generation guide covering 2D sprites, tilemaps, UI elements, audio, music, and 3D models. Use when generating game assets with AI tools...

Board game strategy coach for social deduction games: Decrypto (截码战/谍报风云), Blood on the Clocktower (血染钟楼), and Avalon (阿瓦隆). Provides role-specific tactics,...

Create, build, and modify Cocos game projects. Use this skill when the user asks to start a new Cocos game (2D/3D) or make changes to an existing one. It enf...

Use when building game systems, implementing Unity/Unreal features, or optimizing game performance. Invoke for Unity, Unreal, game patterns, ECS, physics, ne...

Use when Codex is building or iterating on a web game (HTML/JS) and needs a reliable development + testing loop: implement small changes, run a Playwright-ba...

Comprehensive skill reference for Douyin (TikTok China) mini-game development framework. Covers frontend JavaScript APIs, framework config (game.json), Canva...

Comprehensive skill reference for Douyin (TikTok China) mini-game server-side OpenAPI. Covers HTTPS API interfaces for backend developers — access token mana...

Douyin mini-game Unity C# API ref — TT.* SDK (init/login/payment/ads/device/storage/UI), all C# equivalents of JS tt.* APIs. ⚠️ Payment requires server-side verify before production use.

Find installed GOG games not played in 30+ days, email a summary report, and add each game to Apple Reminders as a cleanup nudge. Use when: user wants to cle...

Scan GOG library for installed games not played in 30+ days, email a summary report via himalaya, and add per-game reminders to Apple Reminders Gaming list....

Interactive interface for the text adventure game Endless Downstairs, providing game state management and event selection handling; use when users want to pl...

Game AI development guide covering behavior trees, state machines, pathfinding, and decision-making systems. Use when implementing enemy AI, NPC behaviors, f...

READ this skill when designing or planning any game system architecture — including combat, skills, AI, UI, multiplayer, narrative, or scene systems. Contain...

AI game asset generation and game development powered by CellCog. Character-consistent art, sprites, tilesets, music, UI, 3D models, GDDs, level design, game...

Generate 2D game art that stays visually consistent across a whole set: sprites, die-cut stickers, item icons, parallax pieces, and asset sheets. Use when th...

Turn a vague game idea into a sharp fantasy, design pillars, player verbs, and acceptance bar before implementation begins. This is the proper “brainstorm” s...

Create a dock layout card for game controllers, with assigned slots, cable labels, return rules, charge routine, and a shared setup reset checklist.

Audit a game, feature, combat scenario, progression step, failure state, onboarding beat, or reward outcome through the lens of attribution theory: how playe...

Evaluate how a game design serves, neglects, or frustrates Achievers, Explorers, Socializers, and Killers, identifying motivation imbalances and improvement...

Audit a game, feature, progression system, social system, live-ops loop, onboarding flow, monetization surface, or multiplayer space through the lens of the...

Apply established brainstorming and ideation methodologies to game design problems, features, systems, UX flows, live-ops ideas, content concepts, and stuck...

Extract the actual core loop from a game, feature set, or pitch based on repeated player actions, feedback, rewards, and renewed motivation. Use when a team...

Break game design creative block with oblique prompts, sideways reframing, and deliberately non-linear workflow moves. Use when a feature, mechanic, live-ops...

Extract 3 to 5 actionable design pillars from a game, feature, loop, or system based on what the design actually rewards and prioritizes. Use when a team can...

Define, refine, and evaluate the emotional identity, feeling, atmosphere, and vibe of a game, feature, event, region, or content theme. Use when shaping a ga...

A game design expert that comprehensively analyzes and designs HTML5 game proposals based on game name input. Outputs complete design documents covering core...

Audit a game's FTUE (First Time User Experience) through the lens of the Hero's Journey / monomyth. Use when reviewing onboarding, tutorial flow, first-sessi...

Audit a game, feature, encounter structure, roguelite run, puzzle sequence, onboarding path, or progression gate through the lens of its failure loop: what h...

Audit a game, feature, failure loop, combat encounter, reward system, progression wall, or high-variance mechanic for perceived fairness and frustration. Use...

Extract the core player fantasy from a game, feature, loop, or pitch based on what the design actually lets the player do, feel, and become. Use when a team...

Prioritize game design feature options by comparing expected impact, implementation cost, strategic fit, and roadmap context. Use when choosing between compe...

Generate and compare at least five game design solution options for a feature, system, UX issue, live-ops problem, or design challenge. Use when several idea...

Audit a game, feature, level sequence, combat loop, progression curve, onboarding path, event structure, or return-player journey through the lens of Flow th...

Audit a game feature, flow, event, onboarding step, progression action, monetization surface, retention mechanic, or social prompt using the Fogg Behavior Mo...

Audit a game, feature flow, economy path, onboarding journey, progression chain, or live-ops loop for friction quality and friction accumulation. Use when di...

Structure game design discussions using GROW to clarify goals, assess reality, explore options, and create actionable recommendations for better decisions an...

Audit a game, feature, progression loop, return-player experience, metagame layer, or session structure for density of goals, immediacy of goals, safe stoppi...

Turn a vague feature idea or design direction into a clear game design goal with purpose, scope, fit, success criteria, and constraints. Use when a feature s...

Audit a game, feature, progression system, social system, live-ops loop, monetization surface, or onboarding flow through a granular player motivation taxono...

Audit a game feature, roadmap candidate, UX improvement, support system, connective-tissue feature, or quality-of-life change for KPI coverage bias and measu...

Stress-test a game concept, feature, system, or pitch through a deliberately provocative, ambition-seeking design lens inspired by Peter Molyneux-style overs...

Audit a game, feature, live-ops layer, social system, or multiplayer concept for the quality and fit of its social design. Use when evaluating collaboration,...

Evaluate a game design, feature proposal, system concept, pitch, or prototype on the novelty spectrum between too familiar and too novel. Use when assessing...

Create a concise one-page game design document and export it as both markdown and PDF. Use when a user wants a one-page design doc, one-pager, pitchable desi...

Identify the single highest-leverage thing to remove from a game design, feature, system, UX flow, pitch, roadmap item, or prototype in order to improve it s...

Generate multiple game design solution paths before committing to one direction. Use when a feature, live-ops idea, UX problem, economy issue, or design chal...

Audit a game, feature, session, level, event, onboarding flow, reward sequence, or return-player experience through the lens of the peak-end rule. Use when e...

Audit a game feature, combat system, loot table, reward loop, procedural system, chance mechanic, or uncertainty-driven design by how players are likely to p...

Audit a video game pitch deck, publisher deck, funding deck, or investor-facing game presentation for clarity, structure, persuasiveness, visual readability,...

Audit a game, feature, live-ops system, progression loop, social feature, or monetization surface using a Self-Determination Theory-inspired motivation frame...

Audit a game, feature, live-ops system, onboarding flow, progression loop, social feature, monetization flow, or return loop for player need satisfaction usi...

Extract the ideal player persona and anti-persona for a game, feature, loop, or progression structure based on the design itself. Use when a team can describ...

Audit a game feature, live update, roadmap item, event, or content drop by how different player segments are likely to perceive it. Use when a feature is aim...

Audit a game feature, system concept, prototype plan, or preproduction proposal to determine whether the prototype is meant to sell the idea or reveal unknow...

Track game design prototype ideas, branching outcomes, dead ends, baselines, and next experiments, and optionally generate a simple SVG visualization of prot...

Reframe a game design problem by isolating the main blocker, imagining it removed, and using that perspective to discover workaround paths. Use when a team i...

Evaluate a game's social features and multiplayer elements by their potential to create social satisfaction versus social dissatisfaction. Use when auditing...

Evaluate a game, feature, system, UX flow, progression loop, live-ops mechanic, monetization surface, or design concept on two axes: systematizing and empath...

Audit a game, feature, combat system, economy loop, onboarding flow, puzzle, UI, or design proposal through the lens of fast versus slow thinking inspired by...

Solve game design problems by adapting, extending, recombining, or retuning what already exists instead of inventing from scratch. Use when building on live...

Detect unknown unknowns in game design and decide what to prototype before committing to production. Use when a feature concept feels promising but underdefi...

Audit a game, feature, task system, quest flow, event track, puzzle chain, progression layer, or return loop through the lens of the Zeigarnik effect: the te...

Complete game design toolkit for creating professional GDD, game systems, level design, and prototypes. Use when: (1) Creating a new game concept or GDD, (2)...

Game architecture design using system dependency mapping, Architecture Decision Records (ADRs), and technical design documents. Produces a navigable architec...

Help a beginner or early-stage game team estimate the likely budget for a game concept based on scope, target milestone, current team, skill coverage, work m...

Help a beginner or early-stage indie team turn a game idea into a practical starting plan. Use when someone asks how to start making a game, what to build fi...

Guided Game Design Document writing using structured templates. Walks through each section of a GDD with system decomposition, mechanics breakdown, and narra...

QA and testing workflow for game development. Covers test plans, smoke tests, regression suites, bug reporting, automated testing, and playtest reports. Stru...

Release management for game development. Covers release checklists, patch notes, hotfix process, day-1 patch strategy, launch checklist, platform store submi...

Sprint-based game development workflow. Epic/story breakdown, sprint planning, dev-story workflow with story readiness and done criteria. Designed for solo d...

Project onboarding for game development. Detects project state, asks guided questions to determine user context, and routes to the correct workflow.