Download Mulleh
Pick the file for your computer below.
All files
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Mac · Apple siliconMacs with M1 or later
Download -
Mac · IntelMacs with an Intel processor
Download -
Windows · 64-bitWindows 10 · 11 (x64)
Download
Which chip is in my Mac? — Open the Apple menu › About This Mac. If “Chip” shows Apple M1, M2 or later, it’s Apple silicon. If “Processor” shows Intel, it’s Intel.
System requirements
- Operating system
macOS 11 Big Sur or later — Apple silicon · Intel
Windows 10 · 11, 64-bit (x64)
- AI engine
Claude Code (Anthropic) or Codex (OpenAI). You sign in with your own account for each, and usage is billed to that account’s plan.
Both can be installed and connected from inside the app.
- Without an engine
- Projects, task documents and files work without one.
- Internet
- Needed for AI chats, installing engines and updates.
Install
- Open the downloaded .dmg file.
- In the window that opens, drag Mulleh into the Applications folder.
- Open Mulleh from Applications or Spotlight.If macOS asks whether to open an app downloaded from the internet, click “Open”.
- In Settings › AI engines, install and connect Claude Code or Codex.
The first version isn’t code-signed for Windows yet. Windows doesn’t recognize the app, so it may warn you once or twice. If you downloaded the file from mulleh.com, here’s how to get past it.
- If your browser blocks the file as “not commonly downloaded”, choose to keep it.In Edge: ⋯ › Keep › Keep anyway
- Open the downloaded .exe file.
- If Windows protected your PC appears, click “More info”. Check that the app name is Mulleh (the publisher shows as unknown), then click “Run anyway”.
- Follow the installer.You can choose a different install folder.
- Open Mulleh from the Start menu, then install and connect Claude Code or Codex in Settings › AI engines.
Updates
The app tells you when a new version is out. With automatic updates on, it downloads in the background and installs when you quit; with them off, it just lets you know — Settings › About. What changed in each version is in the changelog.