Developer Tools & Repos Agent Skills for ChatGPT

Apply when introducing a new internal API while old callers still exist.

Audit a hermit-backed repo for safe migration to another machine.

Migrate an EVM application's compatible HTTPS JSON-RPC traffic from its current provider to one SolidRPC integration.

Use when migrating from SwiftData to SQLiteData — decision guide, pattern equivalents, code examples, CloudKit sharing (SwiftData can't)…

Migrates an LLM caller from services/llm-gateway to PostHog/ai-gateway.

Mobile development with React Native, Flutter, and native patterns

Comprehensive pre-merge review of one file or the whole branch diff: dispatches parallel reviewer agents (correctness, adversarial edge…

Research-driven repository repair, debugging, refactoring, cleanup, architecture recovery, dead-code removal, dependency hygiene, security…

This skill should be used when the user asks to "generate a map", "create a dungeondraft map", "make a battle map", "generate terrain"…

Install and configure MindTickle SDK/API authentication.

Optimize MindTickle API integration performance with caching, bulk progress

Sdk Patterns for MindTickle.

Upgrade Migration for MindTickle.

Operate EssentialsX on Minecraft 26.x and 1.21.x servers, including configuration, permissions, economy, kits, warps, homes, and moderation.

Manages the design, implementation, and debugging of magic book systems within the Magic and Frontier Minecraft framework.

Generate or edit Minecraft raster assets such as pack icons, promo art, concept textures, thumbnails, banners, and UI mockups.

Create, modify, debug, or migrate Minecraft mods for current NeoForge or Fabric 26.x, legacy 1.21.x, and Forge 1.20.1.

Build and maintain Architectury-based Minecraft 26.x or 1.21.x mods that share one codebase across NeoForge and Fabric.

Build 2D browser games with Phaser 3 (JS/TS): scenes, sprites, physics (Arcade/Matter), tilemaps (Tiled), animations, input.

Comprehensive skill for Babylon.js 3D web rendering engine.

Lightweight WebGL/WebGPU game engine with entity-component architecture and visual editor integration.