OPEN-SOURCE PICK · FREE
AeroSpace for Mac
Tiling windows, i3 style
- Window management
- Open source · MIT
- Free
- ★ 23.4k on GitHub
AeroSpace is a free, open-source tiling window manager for macOS inspired by i3. Windows tile themselves in a tree, workspaces switch instantly, and everything is set up in one plain text config file.
Key features
TREE-BASED TILING
Windows arrange themselves in a tree, i3 style, so nothing overlaps.
FAST WORKSPACES
Its own virtual workspaces switch without animations and without disabling SIP.
PLAIN TEXT CONFIG
A dotfiles-friendly config you can version and share.
Who AeroSpace is for
- Developers coming from Linux and i3
- Keyboard-only workflows
- Big monitors with many windows
Install
With Homebrew:
Or use the Download button above and drag the app to your Applications folder.
Requirements: macOS 13 and later.
A free alternative to yabai, Amethyst and Rectangle
People often look for AeroSpace when they want what yabai or Amethyst or Rectangle does without paying. AeroSpace is free and its source code is public, so you can see exactly what it does on your Mac.
FAQ
Is AeroSpace free?
Yes, free and open source under the MIT license. It is still labeled beta.
How do I install it?
Run brew install --cask nikitabobko/tap/aerospace.
AeroSpace is made by nikitabobko, not by OneClickTool. We list it because we use it and recommend it; we are not paid to. Details checked against its README on 2026-10-07.