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Install Aether

One command installs the bridge, Unity SDK, and MCP config.

Watch Demo →

Quick install

One command. Downloads bridge + installs SDK + configures MCP

$npx aether-init
1.Downloads Aether Bridge binary for your OS
2.Installs Unity SDK via Package Manager (if in a Unity project)
3.Writes .cursor/mcp.json so Cursor connects automatically

Run from your Unity project root. Then: Reload Cursor, enter Play mode, and ask your AI.

Already downloaded the bridge?

Run from your Unity project directory:
$./aether-bridge --setup-cursor

Writes .cursor/mcp.json pointing to itself. Works on Windows, macOS, and Linux.

Aether Bridge

Local MCP server binary

Latest releaseView manifest →

Unity SDK

C# runtime capture package

Download Unity SDK
aether-sdk.zip · Extract into your project

Compatible with Unity 2021.3 LTS and newer · served via CDN

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Alternative: Package Manager (UPM)
https://github.com/finexma-dev/aether.git?path=unity-sdk/Aether

Window → Package Manager → + → Add package from git URL

Quick Install

View full steps →
  1. 1.Download aether-sdk.zip
  2. 2.Extract the zip (it contains an Aether/ folder)
  3. 3.Copy Aether/ into your Unity project’s Assets/ folder (so you have Assets/Aether)
  4. 4.Add AetherBootstrap to your first scene, or add using AetherBridge; and call Aether.Init()

14-day Pro trial included. Your AI gets automated verification, vision analysis, and capsule export. No credit card required.

System Requirements

Unity
2021.3 LTS or newer
OS
Windows, macOS, Linux
IDE
Cursor (or any MCP client)
100% Local-First

All data stays on your machine. The bridge runs locally and binds only to localhost (127.0.0.1). No cloud connection required.