Packages with the shout use flag

media-sound / mixxx : Advanced Digital DJ tool based on Qt

  • Enable broadcasting support via media-libs/libshout

media-sound / qmmp : Qt5-based audio player with winamp/xmms skins support

  • Enable shoutcast plug-in via media-libs/libshout.

media-video / vlc : Media player and framework with support for most multimedia files and streaming

  • Enable libshout output

net-misc / streamtuner : Stream directory browser for browsing internet radio streams

  • Enable shoutcast plug-in.