Foobar2000 is an advanced audio player for the Windows platform. Some of the basic features include ReplayGain support, low memory footprint and native support for several popular audio formats.

Features of foobar2000 :

- Audio formats supported: MP1, MP2, MP3, MP4, MPC, AAC, Ogg Vorbis, FLAC / Ogg FLAC, WavPack, WAV, AIFF, AU, SND, CDDA, WMA.
- Full unicode support.
- Advanced tagging capabilities.
- Support for transcoding all supported audio formats using the Converter component (requires external commandline encoder executables for different output formats).
- ReplayGain support - both playback and calculation.
- Customizable keyboard shortcuts.
- Open component architecture allowing third-party developers to extend functionality of the player.

Changes in foobar2000 0.9.5.3 beta 1 :

- New: Startup notification when some of loaded components are known not to cooperate correctly with this version of foobar2000.
- New: “Library Viewer Selection” playlist, compatible with Album List and Media Library Search.
- New title formatting functions: $stripprefix(), $swapprefix(), $year(), $month(), $day_of_month(), $date(), $time().
- New extensions to the search query syntax.
- Album List: faster refresh when using the built-in search box.
- ReplayGain scanner: applying ReplayGain to MP3 data no longer chokes on noncompliant ID3v2 tags with false MPEG sync words.
- ReplayGain scanner: new services allowing third-party components to perform ReplayGain analysis.
- No longer compatible with components using metadb_display_hook API.
- Changed component DLL loading logic - only “components” subdirectory along with its subdirectories is processed if it exists.

Changes in foobar2000 0.9.5.2 :

- New array of built-in visualisations.
- Cleaned up freedb component user interface.
- Ability to auto-resize playlist columns to match playlist view size.
- Improved ID3v2 specification compliance.
- Converter: Improved handling of very long tracks.
- Support for displaying cover art extracted from WMA files.