It's time to fall back in love with your craft. Nobie is an Excel-compatible runtime for agents and humans, offering the easiest way to open xlsx on Mac. No account required—just download and start working, free forever. For everything you can do in Excel or Google Sheets, Nobie delivers local-only operation: your data never leaves your Mac. You shouldn't need to compromise—all your features, shortcuts, and speed remain intact, including all Excel formulas, styling, tables, charts, pivots, and unmatched performance. Editing is coming soon.

The AI-first design lets you use Claude, Codex, or Gemini directly. Your spreadsheets never leave your Mac—no servers, no uploads, no exceptions. No middleman: Claude, Codex, Gemini—your AI connects directly to your spreadsheet with nothing in between. You own your data with no vendor lock-in; files are always standard .xlsx. Bring your most powerful AI and stay in the flow state without leaving the context of your computer-use agent. Own your craft.