Manuscript Unified Studio Environment

One calm studio for the whole book.

MUSE is an offline desktop writing app for people who write long things, built to help you plan, draft, revise, and export a manuscript.

Download the alpha Read the manual

Windows 11 · macOS · Linux · Private alpha

The Glass Observatory EditorHomeInsertReview

Nora Quill had spent twenty years making public meetings feel inevitable. She knew where to place the water glasses, when to clear her throat, and which silence would force a councilor to reveal fear.

The demonstration should have been harmless. Mara would show the rainlight, Cassian would mutter about interference, and Nora would file a careful report with careful blanks.

94 words Saved In Export 100%

Offline by default Works with no internet connection.
One .muse file Your whole book in a single document.
Automatic backups Quiet, continuous protection.
No account or telemetry Nothing is uploaded, ever.

Organize

Organize a whole manuscript.

Keep chapters, scenes, characters, places, and research in one drag-and-drop binder — your entire book in a single window.

Drag-and-drop binder
Labels, status & metadata
Smart collections

Plan

See the story before you rewrite it.

Step back from the page and see your manuscript as a whole. Rearrange scenes on a spatial canvas, and follow the characters that run through your story.

Corkboard & canvas
Outliner

Act I: Signal

1. The Rain Inside… Mara discovers impossible weather falling inside a sealed lens. To Do · 103

2. Mara Finds the Map A hidden calibration room reveals weather that hasn't happened yet. In Progress · 104

Act II: Mirror City

5. Beneath MeridianCassian leads Mara under the old rail terminal.In Progress · 105

6. The OrchardAn archive where storms grow on trees.First Draft · 89

Write & revise

Write and revise without friction.

A fast editor that stays smooth at 120,000 words, with the revision tools a serious draft needs tracked changes, comments, and snapshots you can roll back to.

Focus mode & typewriter
Wikilinks & backlinks
Tracked changes & snapshots

Cassian Roe entered the tunnels with three lies prepared and used all of them before the first locked gate.

DELETIONLine Edit

three lies prepared

✓ Accept✕ Reject

The prism key waited inside a ticket booth wrapped in salt cloth, smaller than Mara had expected.

Export

Export to real manuscript formats.

Compile the documents you choose into a finished manuscript and export to the formats editors and agents actually use.

DOCX with tracked changes
PDF
Markdown

Ownership

Your manuscript stays yours.

MUSE stores your project locally in a single .muse file on your own disk. No cloud account, no sync service, no telemetry.

Automatic backupsQuiet, continuous copies as you work.
Version snapshotsRoll a document back to an earlier draft.
Crash-recovery draftsUnsaved work is restored on reopen.
Yours to moveCopy the file to a USB stick or any folder.

Early access

Now in private alpha.

MUSE is in early testing. Expect rough edges, keep backups of work you cannot afford to lose, and help shape the 1.0 release. Alpha and beta testers receive a generous one-time discount at launch.

Download the alpha Read install instructions