Features
Audio Playback
Multiple audio back-ends (GStreamer, xine-lib).
JACK output is also supported explicitly (via GStreamer)
Rich Replay Gain support. Auto-selects between ‘track’ and ‘album’ mode based on current view and play order
Applies clipping prevention whenever available
Configurable default (fallback) and pre-amp values to suit any audio setup
Multimedia key support
Real shuffle mode, that plays the whole playlist before repeating
Weighted (by rating) random playback
Proper ‘Previous’ support in shuffle mode
A configurable play queue
Audio Library
Hide songs on removable devices that may not always be there
Watch library for external changes, additions and deletions
Save song ratings and play counts
Internet Radio support
Audio Feeds (“Podcast”) support
Deep playlist support with import / export (XSPF, M3U, PLS)
Soundcloud browsing and streaming, with login and native favorites support
User Interface
Simple user interface to Just Play Music if you want
Themeable, modern, Gnome-friendly UI (dark and light modes supported)
Useful as a small window or maximized, no feeling cramped or wasted space
Optional high-resolution waveform seekbar (via WaveForm Plugin)
Paned View to group / funnel library data with arbitrary tags (e.g. Year -> Genre -> People -> Album)
Album cover display in variety of rich layouts
Full player control from a tray icon
Recognize and display many uncommon tags, as well as any others you want. Especially useful for classical music.
Rich CLI support (with
quodlibet
but alsooperon
)
Library Browsing
Simple text-searches (unicode-aware)
Or… regular expression searches across tag values or free text
Or even… complex structured boolean logic and arbitrary Python code
Constructed playlists
iTunes/Rhythmbox-like paned browser, but with any tags you want (Genre, Date, etc)
Album list with cover art
By directory, including songs not in your library
Python-based plugins
Quod Libet has over 80 plugins contributed by devs and users, including:
Download high-quality cover art from pluggable sources
Automatic tagging via MusicBrainz and CDDB
Configurable on-screen display notifications when songs change
Last.fm / AudioScrobbler submission
Plugins for web lyrics and synchronised (``.lrc`) lyrics viewing
A selection of audio-processing (pitch adjust, stereo downmix, EQ)
Custom Commands to run shell (think
xargs
for Quod Libet)Find and remove duplicate / similar tracks across your entire library
Intelligent title-casing of tags
Find (and examine / remove) near-duplicate songs across your entire collection
Audio fingerprinting of music
Sync playlists to Sonos devices or Logitech Squeezebox devices.
Interface with dBus, MQTT, and other desktop apps too.
Scan and save Replay Gain values across multiple albums at once (using gstreamer)
File Format Support
MP3, Ogg Vorbis / Speex / Opus, FLAC, Musepack, MOD/XM/IT, Wavpack, MPEG-4 AAC, WMA, MIDI, Monkey’s Audio
UNIX-like integration
Player control, status information, and querying of library from the command line
Can used named pipes to control running instance.
Now-playing is available as a fixed file
Rich DBus support (once enabled)