Contents The FLAC package contains flac, metaflac, libFLAC, libFLAC++, libOggFLAC, libOggFLAC++ and libxmms-flac. Description flac flac is a command-line utility for encoding, decoding and converting FLAC files. metaflac metaflac is a program for listing, adding, removing, or editing metadata in one or more FLAC files. libFLAC libFLAC, libFLAC++, libOggFLAC and libOggFLAC++ provide native FLAC and Ogg FLAC C/C++ APIs for programs utilizing FLAC. libxmms-flac libxmms-flac is a plugin for xmms.