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Morphy on Linux (beta)

Install Morphy on Linux as an AppImage or a .deb, sign in to your AIs from your own terminal, and where your files go.

Morphy runs on Linux too. It's the same app as on Windows, with a few Linux-specific differences, which this page covers. Linux is in beta: if something doesn't work, tell us in the Discord.

What you need

  • A 64-bit Intel or AMD PC (x86-64) with Ubuntu 20.04, Debian 11, Fedora 36 or newer, or another distribution of the same age. ARM computers aren't supported yet.
  • A desktop, like GNOME, KDE Plasma, Xfce or Cinnamon, on X11 or Wayland.
  • The same AI accounts as on Windows. See Connect your AI.

Install

There are two downloads. Pick one:

  • AppImage: one file that runs on any distribution and updates itself. Morphy-linux-x86_64.AppImage
  • .deb: for Ubuntu, Debian, Linux Mint and Pop!_OS. It installs like any other app and keeps Chromium's full sandbox on Ubuntu (see below). Morphy-linux-amd64.deb
  1. Make the file executable. In your file manager, open its Properties and turn on Allow executing file as program. Or run:

    chmod +x Morphy-linux-x86_64.AppImage
  2. Double-click it to open Morphy.

If nothing happens on Ubuntu 22.04 or newer, your system is missing FUSE 2, which AppImages need. Install it, then try again:

sudo apt install libfuse2t64   # Ubuntu 24.04 and newer
sudo apt install libfuse2      # Ubuntu 22.04

Then sign in with Google and connect your AIs, the same as on Windows: see Install Morphy.

The AppImage and Ubuntu's sandbox setting

Ubuntu 23.10 and newer block a feature that Chromium's extra sandbox needs. AppImages, Morphy's included, then run without that sandbox. The .deb sets it up properly, so on Ubuntu we recommend the .deb.

Signing in to Claude, Grok, Copilot and Antigravity

These sign-ins open a terminal window, like on Windows. Morphy opens your desktop's own terminal (GNOME Terminal, Konsole, Xfce Terminal, Ptyxis and others). When the sign-in is done, the window says so and closes after a few seconds.

If Morphy can't find a terminal app, Settings → Account shows the command to run instead. Run it in any terminal; Morphy notices when you're signed in.

Command-line tools

Some AIs need a command-line tool: Codex, Grok, Copilot and Antigravity. Install them the way their makers describe for Linux, for example npm install -g @openai/codex. Claude is built into Morphy.

When Morphy starts, it reads the same PATH your terminal has (bash, zsh or fish), so tools installed through nvm, npm or into ~/.local/bin are found. If you install one while Morphy is open, click Check again in Settings → Account.

The terminal in the dock opens your own login shell.

Updates

  • AppImage: updates itself, like on Windows. New versions download in the background and replace the file the next time you quit Morphy.
  • .deb: Morphy tells you when a new version is out. Click Download in Settings → General, then install the new .deb the same way. Your canvases and chats stay.

Your files

Where these docs say %APPDATA%\Morphy, on Linux it's ~/.config/Morphy: your canvases, cards, chats, notes, skills and keys. The log file is ~/.config/Morphy/logs/morphy.log. See Your files.

Uninstall

  • AppImage: delete the file.
  • .deb: run sudo apt remove morphy.

Both keep ~/.config/Morphy, so a reinstall brings everything back. Delete that folder to remove it all.

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