About

DeaDBeeF (as in 0xDEADBEEF) is an audio player for GNU/Linux, *BSD, OpenSolaris and other UNIX-like systems. There's also the Android version, which is a very different product. There are no Windows, OSX or iOS versions though, sorry for that.

Main features (the list is most likely far from complete):

mp3, ogg vorbis, flac, ape, wv/iso.wv, wav, m4a/mp3 (aac and alac), mpc, tta, cd audio, and many more
nsf, ay, vtx, vgm/vgz, spc and many other popular chiptune formats
SID with HVSC song length database support for sid
tracker modules - mod, s3m, it, xm, etc
ID3v1, ID3v2.2, ID3v2.3, ID3v2.4, APEv2, Xing/Info, VorbisComments tag reading and writing, as well as reading many other tag/metadata formats in most supported formats
automatic character set detection for non-unicode id3 tags - supports cp1251, iso8859-1, and now chinese cp936 (optional), as well as SHIFT-JIS and MS-DOS CP866 for selected formats
unicode tags are fully supported as well (both utf8 and ucs2)
cuesheet (.cue files) support, including charset detection/conversion
clean fast GUI using GTK2 and GTK3, you pick what you like more!
no GNOME or KDE dependencies
minimization to system tray, with scrollwheel volume control, etc
drag and drop, both in playlist, and from other apps
control playback from command line
global hotkeys
multiple playlists using tabbed interface
album cover display
OSD notifications about current playing songs
18-band graphical equalizer and other DSP plugins
built-in high quality tag editor, with custom fields support
customizable groups in playlists
customizable columns with flexible title formatting
streaming radio support for ogg vorbis, mp3 and aac streams
gapless playback for correctly encoded files
lots of plugin, such as global hotkeys, last.fm scrobbler, converter, and many more, sdk is included
comes with advanced Converter plugin, which allows to transcode files to other formats
was tested on x86, x86_64, powerpc, arm, mips architectures, should work on most modern platforms
new features are being added all the time -- check for updates frequently!

The player is developed by Alexey Yakovenko, with contributions from many different people (see about box in the player for more details).

For copyright freaks, the license is GNU General Public License version 2.

However, a huge portion of the code has ZLIB license, so you can grab the code which you like, and use it in your own projects without a hassle! check the source files for file-specific copyright statements.

GPL

    Copyright © 2009-2012 Alexey Yakovenko and contributors

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

Full version of the GPLv2

Contacts

official IRC channel (english): #deadbeefplayer in Freenode IRC network

official IRC channel (russian): #deadbeef-ru in Freenode IRC network

email: Alexey Yakovenko