Download Aether

Free and open source. Share one keyboard and mouse across all your machines.

Source

Checking latest release

All platforms

Native packages for every major desktop OS.

Windows

Windows 10 or later, x64

MSI Installer Recommended, includes firewall rules EXE Installer Lightweight bootstrapper 7Z Archive Portable, no installer

macOS

macOS 12 Monterey or later, Universal

DMG Recommended, drag to Applications PKG System-wide installer tar.gz Portable archive
Linux

Linux

X11 or Wayland, x64

DEB Debian, Ubuntu, Mint RPM Fedora, openSUSE tar.gz Generic binary archive

Build from source

CMake 3.24+, Qt 6.7+, OpenSSL 3.0+

View build guide Step-by-step instructions

Quick install

Up and running in under five minutes.

  1. Download the .msi installer and run it. Administrator privileges required.
  2. Launch Aether from the Start menu.
  3. On your main PC choose Server, on others choose Client.
  4. Drag screens in the GUI to match your desk layout and start the server.

Aether runs in the system tray. Right-click to start, stop, or reconfigure at any time.

  1. Download the .dmg file and open it.
  2. Drag Aether to your Applications folder.
  3. On first launch, right-click and select Open to bypass Gatekeeper.
  4. On your main Mac choose Server, on others choose Client.

Aether runs in the menu bar. Click the icon to start, stop, or reconfigure.

  • Debian/Ubuntu: sudo apt install ./aether-*.deb
  • Fedora/openSUSE: sudo dnf install aether-*.rpm
  • Other: Extract the .tar.gz and run the binary directly.

Both X11 and Wayland are supported. The correct backend is selected automatically.

See the build guide for full details. Quick start:

git clone https://github.com/RimoraStudio/Aether.git cd Aether cmake -S . -B build cmake --build build

Requirements

Make sure your machines meet these before installing.

Operating system

  • Windows 10 or later (x64)
  • macOS 12 Monterey or later (Universal)
  • Linux with X11 or Wayland (x64)
  • Ubuntu 24.04+, Fedora 40+, or equivalent

Network

  • All machines on the same LAN
  • Port 24800 accessible (TCP)
  • Firewall configured for Aether

Security

  • TLS encryption built in
  • SHA-256 checksums per release
  • No cloud accounts or telemetry