• Python 2.3
• PyQt
• PyKDE
• pyxine
• pyid3lib (see note below)
• pynjb

• cdrecord - for CD burning
• cdparanoia - for CD ripping
• cdda2wav - for CD ripping
• mpg321 - for CD burning
• sox - for CD burning
• vorbistools - for CD ripping and burning of Ogg Vorbis files
• pylame - for CD ripping of MP3 files
• faad - for CD ripping and burning of M4A files
• trmxml - for automatic tagging
• howlxml - for network sharing
• daapd - for network sharing (see note below)

• libxine
• id3lib
• libhowl
• libmusicbrainz
• libnjb
• liblame

    while ( (frame = titer->GetNext()) )
    {
        // unfortunately, we have to discard any frames that
        // id3lib doesn't recognize, due to a bug in its handling
        // of them.  hopefully this will change.
        if ( frame->GetID() != ID3FID_NOFRAME )
        {
            id3obj->frames[id3obj->size] = new ID3_Frame( *frame );
            ++id3obj->size;
        }
        id3obj->tag->RemoveFrame( frame );
        delete frame; // <------ add this line
    }