What is GameCatalyst?

A Quick Look: Supported Engines and AI Clients

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GameCatalyst is designed to work with the tools you already use. No vendor lock-in. No learning curve.

Supported Game Engines:

Unity — Full support today (Unity 6000.3.10 or newer)
Unreal Engine — Architecturally ready, planned for future release
Godot — Architecturally ready, planned for future release

Supported AI Clients (15+):

Desktop AI clients (using STDIO transport):

Claude Desktop (Anthropic)
Cursor (AI-powered IDE)
Windsurf / Cascade (Codeium)
GitHub Copilot (VS Code agent mode)
Cline / Roo Code (VS Code extensions)
JetBrains AI (Rider, IntelliJ, etc.)
Claude Code (Anthropic CLI)
Augment Code
Gemini CLI (Google)
Amazon Q Developer

Cloud AI clients (using Web Relay):

ChatGPT (OpenAI web)
Claude.AI Online (Anthropic web)
Devin (Cognition AI)
Gemini Desktop (Google)

The architecture is AI-agnostic. If a client supports MCP, it can connect to GameCatalyst.

Why so many AI clients?

Different developers prefer different tools. Some love Claude Desktop for its coding ability. Others prefer Cursor because it is an AI-native IDE. Some use ChatGPT because it is familiar. GameCatalyst does not force you to switch — it works with whatever you already use.

How desktop and cloud clients differ:

Desktop AI clients (like Claude Desktop, Cursor, and Windsurf) run on your computer and connect to GameCatalyst through STDIO — a fast, local communication method. Cloud AI clients (like ChatGPT and Claude.AI Online) run in your browser and need the Vexstorm Web Relay to reach your local GameCatalyst installation. Both work great. Desktop clients have lower latency. Cloud clients offer the convenience of browser-based access.

Future engine support:

GameCatalyst’s architecture is engine-agnostic. The core systems (AI communication, session management, command routing) work the same regardless of the engine. Only the execution layer is engine-specific. When Unreal and Godot support is added, you will use the same Dashboard, the same AI clients, and the same core workflow you learned with Unity. Your GameCatalyst knowledge transfers directly.

No vendor lock-in:

You can switch AI clients at any time. Use Claude Desktop today, ChatGPT tomorrow, Cursor next week. Your GameCatalyst setup does not change. Multiple clients can even connect simultaneously with independent sessions.

Use the tools you already know. GameCatalyst handles the connection.