Unofficial · Local manager

Many instances.Each on its own.

Each Antigravity instance gets its own account folder, window data and sign-in callback.
Create, upgrade and clean up from a native window that adapts to macOS appearance and transparency settings.

Apple silicon / macOS 13+ · Requires the official Apple silicon Antigravity app

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This is an independent, unofficial tool not affiliated with Google. It does not include or distribute Google Antigravity. Google's terms restrict copying or modifying its software — please review https://antigravity.google/terms before use. Antigravity and related marks belong to Google.

Aether Antigravity Multiplexer for Mac
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Aether Antigravity Multiplexer — Instance list on MacAether Antigravity Multiplexer — Instance list on Mac (Dark)
Aether Antigravity Multiplexer — Create an independent instanceAether Antigravity Multiplexer — Create an independent instance (Dark)
Aether Antigravity Multiplexer — In-app manager updatesAether Antigravity Multiplexer — In-app manager updates (Dark)
Aether Antigravity Multiplexer — Clear workspace confirmationAether Antigravity Multiplexer — Clear workspace confirmation (Dark)
Mac
Aether Antigravity Multiplexer 0.9.1 · Release notes · 0.9.0 Previous release
SHA-256
80727c1740beaeb233a07bdf4fa9e822f3f5c081bef59b2f8648aecacce777a4
Running on a real Mac

A native interface that fits macOS.

Captured from manager 0.4.0 on a real macOS 27 Mac. Light and dark screenshots show the instance list, creation confirmation, update settings and workspace clearing confirmation. Materials and controls follow system transparency settings.

Versions and running status
Versions and running statusSee the original and copies together with their versions and running status.
Review isolation before creation
Review isolation before creationReview the English instance name, separate data directory and callback before validating the official source app.
Automatic manager updates
Automatic manager updatesThe manager can check, download and install updates while preserving existing instances and account data.
Confirm before clearing
Confirm before clearingAvailable only for stopped copies, with a clear scope and full-name confirmation.

Only the manager windows are shown. No accounts, email addresses, credentials, personal file paths or operation logs appear. Paths shown are generic application directories. Screenshots show the Chinese UI.

Features

Instance management, safety first.

Every step verifies and backs up first. Only adapted, fully signed official builds are accepted as the source.

Appearance

Follow your Mac display settings

The window, cards and controls follow light or dark mode. macOS Liquid Glass tint and Reduce Transparency settings also affect native controls and materials, with no extra in-app preference.

Create

Separate new instances

Each new instance gets its own .gemini-N folder, window cache, logs, credential identifier, app identity and sign-in callback. A dedicated sign-in page opens and you complete Google sign-in yourself.

Upgrade

Upgrade every copy at once

Uses the Antigravity app already in /Applications — nothing is downloaded. New builds are created and verified first, each copy's app and data are backed up, then copies are replaced one by one. Account folders and credential identifiers stay the same.

Explore the details
  • Copies already ahead of the main instance are never downgraded.
  • New official versions must be adapted and verified first; unverified versions are refused.
Backups

Backups by batch

See each upgrade batch's time, archive count and size. Open it in Finder, or delete a batch manually after confirming.

Clear

Clear one workspace

After a copy quits, enter its full name to permanently clear all data inside its .gemini-N directory. The app, other data folders and upgrade backups remain.

Remove

Removed only after explicit confirmation

Before removal, the app, account data, window data and logs to be deleted are listed, and you must type the full instance name. The main instance and other copies are untouched.

Automatic follow-ups

Continue on idle, pause for attention

Set a follow-up prompt, a 1–10 second idle confirmation interval and a round limit per instance. Prompts are sent in the background; stalled tasks wait, and user questions or confirmations pause dispatch and trigger a notification. Review logs or pause at any time.

Batch management

Organize and control instances

Use six color tags to organize workspaces and select instances for batch launch, quit or tiling. Arrange windows side by side, in a grid or in a cascade on the display containing your pointer.

Commands and monitoring

Control from the keyboard, check from the menu bar

Type > in the quick switcher to find management actions. The menu bar dashboard shows running instances and CPU/memory trends. Supports Simplified Chinese, Traditional Chinese, English and Japanese.

FAQ

Questions

Worth knowing before you start.

Explore on GitHub ↗
Does the download include Antigravity?

No. The manager only contains its own code; install the official Apple silicon Antigravity app first.

Do the generated instances update themselves?

No. Generated copies have automatic updates turned off and are upgraded together from the manager. The manager updates itself in-app without touching copies or account folders.

Are the generated copies notarized?

The manager is Developer ID–signed and notarized by Apple. Generated copies are ad-hoc signed for local use only, are not distributable, and may each need their own privacy permissions.

Does it store my credentials?

No. It only records each instance's version and sign-in check status — never credentials.

Aether Antigravity Multiplexer for Mac

Multiple instances, neatly managed.

Apple silicon · macOS 13+ · Unofficial · In-app updates

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