foobar2000 is an advanced audio player that can seamlessly play MP3, MP4, AAC, CD Audio, WMA, Vorbis, Opus, FLAC and much more.foobar2000 Features: Supported audio formats: MP3, MP4, AAC, CD Audio, WMA, Vorbis, Opus, FLAC, WavPack, WAV, AIFF, Musepack, Speex, AU, SND... and more with additional components. Gapless playback. Easily customizable user interface layout. Advanced tagging capabilities. Support for ripping Audio CDs as well as transcoding all supported audio formats using the Converter component. Full ReplayGain support. Customizable keyboard shortcuts. Open component architecture allowing third-party developers to extend functionality of the player.