Installation

Requirements

MR³ is implemented by Java language. In ver. 25.3.1, JRE (Java Runtime Environment) 21 is embedded, so there is no need to install a JRE.

We confirmed MR³ following environemnt.

• Windows 11

• macOS Tahoe 26.4

How to Install

Windows

1. Download mrcube-25.3.1.msi from the download page and open the file.

2. The message “Windows protected your PC” is displayed. Then, click on the “More info” link.

3. Click the “Run anyway” button.

4. “Do you want to allow this app from an unknown publisher to make changes to your device?” is displayed in the dialog box. Then, Click “Yes” button.

5. Run the shortcut that is created on the desktop.

macOS

1. Download and extract mrcube-25.3.1.dmg from the download page and copy mrcube-25.3.1.app to the ‘Applications’ folder.

2. Run mrcube-25.3.1.app.

3. Open System Settings.

4. Click Privacy & Security, scroll down, and click the Open Anyway button.

5. The warning prompt reappears and click Open button.

How to Uninstall

Windows

Select the Apps menu from the Settings screen, select mrcube-25.3.1 from the list of installed apps and uninstall it.

macOS

Delete mrcube-25.3.1.app from the applications folder.

Used libraries

MR³ uses the following libraries:

• FlatLaf - Flat Look and Feel (License)

• JGraph and JGraphAddons (License)

• Apache Jena (License)

• Apache Batik SVG Toolkit (License)

• Drawing Graphs with VGJ (License)

• Material Design icons by Google (License)