DockDoor
Alt+Tab and Dock preview for macOS – privacy-friendly and open source
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NOASSERTION 1.37 May 15, 2026
Since Jun 2024 90
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AI Summary
DockDoor is a free, open-source window manager for macOS that brings Windows-like Alt+Tab functionality and live previews when hovering over Dock icons. The app works completely locally without data collection and offers extensive customization options for layouts, gestures, keyboard shortcuts, as well as practical power features like media controls and calendar integration.
✓ Pros
- + 100% free, Open Source and completely local without any data collection
- + Extensive customization options for layouts, keyboard shortcuts, and gestures
- + Numerous power features like media controls, calendar integration, and trackpad gestures
✗ Cons
- − Only available for macOS, no Windows or Linux support
- − Many features may require a learning curve for optimal use
Use Cases
- → Quickly switch between multiple Safari windows with live preview instead of guesswork
- → Work more efficiently with many open application windows through Windows-style Alt+Tab
- → Close, minimize, or maximize windows directly from the Dock preview without switching focus
- → Organize workspace through drag & drop of windows between apps and Aero Shake gestures
Who is it for?
Ideal for Mac users with many simultaneously open windows who are looking for more efficient window management and value privacy.
