CoreMedia Studio Manual, Version 7.5.45-10
7.9. Customizing Central Toolbars | 7.9.4. Adding a Button to the Apps Menu

The Apps Menu as shown in the figure below is used to group buttons for custom actions in one place. It is located in the bottom of the Favorite toolbar of Studio.

Figure 7.6. Apps Menu

You can add your custom button to the Apps Menu by using the addItemsPlugin as shown below:

<editor:extensionsMenu>
  <plugins>
    <ui:addItemsPlugin>
      <ui:items>
        ...
      </ui:items>
    </ui:addItemsPlugin>
  </plugins>
</editor:extensionsMenu>