v1.0.39 • Electron 30.5.1

Download Light Maestro for Windows for free.

Two options, same app: portable (recommended — USB stick, no install) or installer for a fixed workstation. Verify the SHA fingerprint after downloading.

Direct download

No account required. Download Light Maestro for free, install it, then create your account from the app if you wish.

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Download (portable) Download (installer)

Light Maestro 1.0.39.exe (portable)

SHA256 : 33CF0A116CBD43BBC3E051D4A708CB41CB5887A71B3C3AB57C9DB27F8476BEE9

System requirements

Windows 10 22H2 / 11, 4 GB RAM (8 GB recommended), WebGL2-capable GPU for the 3D Stage, USB port or network for ArtNet/sACN.

Install in 3 steps

1) Download 2) Launch (allow SmartScreen if needed: "More info → Run anyway") 3) Plug in your DMX interface → test with Blackout.

Updates

The app checks for new versions on startup and offers to update. Keep the old .exe alongside until you have validated the new one.

Release notes — v1.0.39

Duplicate fixture: right-click → Duplicate — auto-places copy at the first free DMX slot after the source
Bar span control: adjustable support width (1–12 m) now defaults to all bar supports
Persistent musician positions: dragging a musician on the 3D stage keeps the custom position across page switches and project reopen
No ghost thumbnails: full cleanup of fixture groups/sprites on unpatch and unmount

unpatchFixture: correctly removes associated fixturePositions entry

headingRadForPos: atan2 formula fixed for correct default beam orientation

panTiltRead null: zone positions no longer overwritten when no DMX has been written

Windows SmartScreen? The app is not signed yet: click "More info → Run anyway". Signing is coming, funded by sales. Need help? → Support & FAQ