PulseAudio client libraries (glib support) PulseAudio, previously known as Polypaudio, is a sound server for POSIX and WIN32 systems. It is a drop in replacement for the ESD sound server with much better latency, mixing/re-sampling quality and overall architecture. Client libraries used by applications that access a PulseAudio sound server via PulseAudio's native interface. This package adds support for glib2 client applications.