Game development

8,732 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

yolodex

169

qtzx06/yolodex

Skill Claude CodeCodex

Train a custom YOLO object detection model from any YouTube gameplay video. Provide a video URL and target classes, and this skill handles the entire pipeline autonomously — frame extraction, AI-powered labeling, data augmentation, training, and evaluation with iterative improvement.

not rated 96 +2 5mo ago A 56 tokens

game-overlay

170

anqinou-art/NagiBridge

MCP server Claude CodeCodexCursor +2

MCP server "game-overlay" as configured in anqinou-art/NagiBridge. Launched with bun run ./server.ts.

not rated 96 +4 18d ago A tokens not measured

keijiro/LowLevelDigger

Instructions file CodexOpenCode

Instructions for keijiro/LowLevelDigger: This project is for building a sample game using Unity 6.3's new Low Level 2D Physics feature.

not rated 94 7mo ago A 157 tokens original Unlicense

unreal-api-mcp

172

Codeturion/unreal-api-mcp

MCP server Claude CodeCodexCursor +2

MCP server providing ground-truth Unreal Engine API documentation -- prevents AI hallucination of signatures, includes, and deprecated APIs. Runs locally from the unreal-api-mcp Python package. Needs 2 environment variables to run.

not rated 94 1mo ago A tokens not measured original MIT

game-wizard

173

wgt19861219/godot-mcp-enhanced

Skill Claude CodeCodex

A step-by-step guide for making a playable game from an idea, including beginner projects such as 2048, Snake, and Breakout. It covers starting from a template, checking the result, and preparing a web version to share.

not rated 93 +2 yesterday A 83 tokens

defold-docs-fetch

174

indiesoftby/defold-agent-config

Skill Claude CodeCodex

Fetches Defold manuals and documentation. Use when looking up how Defold features work, understanding concepts, components, workflows, platform setup, or needing guidance beyond API reference.

not rated 91 +2 4mo ago A 41 tokens

protoman/rockbot

Instructions file GitHub Copilot

Copilot instructions for protoman/rockbot, covering project: c++ sdl based game, general instructions, coding style, project architecture and example c++ code snippet (for context).

not rated 91 1mo ago A 375 tokens GPL-2.0

threejs-devtools

177

DmitriyGolub/threejs-devtools-mcp

MCP server Claude CodeCodexCursor +2

Inspect and edit Three.js scenes, materials, shaders, lights in real time from any AI agent. Runs locally from the threejs-devtools-mcp npm package. Needs 5 environment variables to run.

not rated 89 +1 5mo ago A tokens not measured original MIT

meshy-3d-agent

178

meshy-dev/meshy-3d-agent

Plugin Claude Code

Bundles 3 skills · 384 tokens together

Generate 3D models, textures, and images, rig and animate characters, and prepare models for 3D printing with the Meshy AI API.

not rated 88 +3 28d ago A tokens not measured original MIT

arc-skill

179

pbshgthm/arc-skill

Skill Claude CodeCodex

Solve an interactive hidden-rule ARC-AGI-3 game from its game ID. Contains the complete playing doctrine (predict before every action, graded claims, one-page notes, optional executable-rules search) plus the arc harness the agent drives. Use whenever asked to solve, play, or continue an ARC-AGI-3 game.

not rated 88 +4 17d ago A 74 tokens

p3a AGENTS.md

180

fabkury/p3a

Instructions file CodexOpenCode

AGENTS.md instructions for fabkury/p3a, covering agents.md, project overview, ground rules, toolchain and environment and build commands.

not rated 88 changed yesterday A 4,146 tokens original Apache-2.0

gate-check

181

striderZA/OpenCodeGameStudios

Skill Claude CodeCodex

Validate readiness to advance between development phases. Produces a PASS/CONCERNS/FAIL verdict with specific blockers and required artifacts. Use when user says 'are we ready to move to X', 'can we advance to production', 'check if we can start the next phase', 'pass the gate'.

not rated 84 +3 24d ago A 64 tokens original MIT

webui-design

182

moorestech/moorestech

Skill Claude CodeCodex

A whitelist for the look and structure of a Unity game's web interface. It defines approved visual patterns, sizing rules, and a workflow for checking the interface with Vite and Playwright.

not rated 83 +1 changed today A 114 tokens original Apache-2.0

trailer-maker

185

miskibin/warbell

Skill Claude CodeCodex

Record and assemble a marketing trailer / promo GIFs for Warbell (the Bevy game). Use when the user asks for a trailer, gameplay video, itch.io clips, GIFs, a release video, or "record/film the game". Covers the in-engine scene director (FORESTDEMO), the frame-sequence capture harness (FORESTCLIP), per-scene SFX…

not rated 81 +1 23d ago A 123 tokens

threejs-builder

186

chongdashu/threejs-toonshooter

Skill Claude CodeCodex

Creates simple Three.js web apps with scene setup, lighting, geometries, materials, animations, and responsive rendering. Use for: "Create a threejs scene/app/showcase" or when user wants 3D web content. Supports ES modules, modern Three.js r150+ APIs.

not rated 79 8mo ago A 62 tokens

3d-spatial

187

dylantarre/animation-principles

Skill Claude CodeCodex

Use when working in Blender, Unity 3D, Unreal Engine, Cinema 4D, VR/AR applications, or any three-dimensional animation work.

not rated 79 +1 8mo ago A 36 tokens original MIT

godot-solana-sdk

188

Virus-Axel/godot-solana-sdk

Skill Claude CodeCodex

Use this skill when building Solana-enabled games or apps in Godot 4 with the Godot Solana SDK. Triggers include: Solana transactions in GDScript, SPL tokens or NFTs in a Godot project, connecting browser or mobile wallets (Phantom, Solflare, Backpack) in a Godot game, calling Anchor smart contracts from GDScript…

not rated 78 4mo ago A 145 tokens original MIT

create-kr-patch

189

mcpads/create-retro-game-kr-patch

Plugin Claude Code

Bundles 1 skill · 109 tokens together

A guide to making Korean fan translations for retro games, such as Game Boy, NES, SNES, and PlayStation titles. It covers changing a game’s text, fonts, and encoding inside a ROM or disc image.

not rated 77 +1 changed yesterday A tokens not measured original MIT

LittleJS-AI CLAUDE.md

190

KilledByAPixel/LittleJS-AI

Instructions file

Instructions for KilledByAPixel/LittleJS-AI: You are a helpful assistant for building playable LittleJS games with Claude.

not rated 77 +1 18d ago A 3,666 tokens original MIT

oculus-samples/Unity-AppSpaceWarp

Instructions file CodexOpenCode

Instructions for oculus-samples/Unity-AppSpaceWarp, covering agent instructions — app spacewarp, quest / horizon-specific notes and meta quest tooling.

not rated 74 15d ago A 811 tokens original MIT

npc-mind

192

LudicDynamics/WorldLines

Agent Claude Code

A private-mind agent for one named character at a time. It reacts only from that character’s personal point of view and must be given the character’s ID.

not rated 72 9d ago A 101 tokens

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: