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The official and most recommended tool. You can download and install 7-Zip for free. Once installed, right-click the file and select 7-Zip > Extract Here or Extract to "RMv3_5c/" .

Since .7z is not natively supported by all operating systems, you will need a third-party extractor:

While the exact content depends on where you downloaded it, files with this naming convention typically fall into these categories:

These are the standard choices for Mac users to handle 7z archives. 2. Common Uses for This File

If you are using this file for professional lighting setups, this beginner's guide covers the basics of the GrandMA3 software it likely supports: GrandMA3 BEGINNER'S GUIDE - GrandMA3 Tutorial Devan Davis LIGHTING YouTube• Apr 24, 2025 3. Troubleshooting

Showcases

Théâtre Antique d’Orange, France

Public spacesTheater
RMv3_5c.7z

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Barco projectors

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sqm projection canvas

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WATCHOUT servers

Discover how L’Odyssée Sonore brings a 2000-year-old theatre to life with breathtaking projection mapping powered by WATCHOUT.

WATCHOUT 7.7.1 Out Now

January 28, 2025

WATCHOUT 7.7 brings powerful new features and workflow improvements designed to make productions smoother, smarter, and more creative. Free download. Latest release: 7.7.1

USITT26

March 19-21, 2026

Come talk WATCHOUT at USITT in Long Beach, California, with Dataton partners Show Sage, booth 573, usitt.org