Cog features

• Gapless playback
• Automatic updates
• Last.fm support
• Global hotkeys
• Desktop notifications
• Shuffle, both albums and tracks
• Repeat single track, album or whole playlist
• Playback from HTTP(S) sources, both livestreams and hosted files

Supported formats

• MP3
• WAV
• AAC
  • LC-AAC
  • HE-AAC
  • HE-AACv2
  • xHE-AAC (USAC)
• Apple Lossless (ALAC)
• FLAC
• Ogg Opus
• Ogg Vorbis
• AC3
• Windows Media Audio
• DTS
• TTA True Audio
• TwinVQ
• RealAudio
• ATRAC3
• Musepack
• WavPack
• MIDI
  • SoundFont support via FluidSynth.
  • FM synthesis via Nuked OPL3,
  • Audio Unit synthesizer support, including Apple's DLSMusicDevice and Roland Sound Canvas VA.
• Syntrax
• Shorten
• Tracker music via libopenmpt (supported formats).
• SID
• Game music
  • GBS
  • NSF
  • SPC
  • VGM
  • VGZ
  • PSF
  • SSF
  • DSF
  • QSF
  • USF
  • NCSF
  • 2SF
  • Streamed music via vgmstream
• Archive files
  • ZIP
  • RAR
  • GZip
  • 7Z