Packages with the sox use flag

Global definition: Add support for Sound eXchange (SoX).

kde-apps / k3b : Full-featured burning and ripping application based on KDE Frameworks

media-sound / gnump3d : A streaming server for MP3, OGG vorbis and other streamable files

media-sound / mhwaveedit : GTK+ Sound file editor (wav, and a few others.)

media-sound / pulseaudio-daemon : Daemon component of PulseAudio (networked sound server)

media-sound / shntool : A multi-purpose WAVE data processing and reporting utility

media-sound / terminatorx : Realtime audio synthesizer allowing you to 'scratch' on sampled audio data