Muse-Desktop

The desktop app Muse Code was missing.

Muse Code is Meta's coding agent, and it ships as a CLI. Muse-Desktop is the harness that
goes with it: the kind of client Claude Code and Codex users take for granted, built for
Muse. Projects, git worktrees, subagents, MCP, a diff review panel. And an agent that can
see your screen and use your applications.

0.1.0 · macOS (Apple Silicon) and Windows x64.
Download the latest release.
The macOS DMG is signed and notarised. The Windows installer is not signed yet.

What it does

Let the agent use your computer. Turn it on and Muse can look at your screen and work
in your applications: open a file, fill a form, click through a tool that has no API.
Two levels of access, and it starts at neither:

Level	What Muse may do
Off	Nothing. This is the default.
Observe only	Take screenshots, read windows. No clicks, no typing.
Observe and act	Mouse, keyboard, clipboard.

You choose the level, you can revoke it at any moment, and the permission is a list of
named tools rather than a blanket "allow". It runs on the open-source
cua driver (MIT), installed separately. Settings walks you
through it.

Work by project. A project is a folder. Conversations are grouped under the folder they
run in, reorderable by drag, and each one carries its own model, reasoning effort and
permissions. They survive a restart.

See what the agent is doing. Thinking shows up before the first word of the answer, in
a block you can fold away. Tool calls stream live, then collapse into one line when they
are done. Sub-agents get their own lane. Answers are Markdown, wi