AppSuite:Configuration
From Open-Xchange
API status: In Development
Configuration
Folders: hiding folders in panel
In order to configure this server-side, just create a new property file or append to existing appsuite.properties (mind the double-slash; this in not a typo!):
io.ox/core//folder/blacklist/<id> = true|false
example: hide global address book
io.ox/core//folder/blacklist/6 = true
Mediaplayer: enabling/disabling
Please take a look at the media player article