Audio players

Quod Libet is a free and open source, multi-platform music player and music library manager

Rhythmbox is a free and open source software for playing and organizing a music collection

Sayonara Player is a free and open source lightweight and fast library manager and music player

gmusicbrowser is a free and open source software for listening to audio, a music player for large collections

Lollypop is a free and open source music player and music collection organizer

ANoise is a free and open source user-friendly app that allows you to play ambient/background noises

JuK is a free and open source audio player, music manager, and audio file tag editor

Spivak is a free and open source cross-platform karaoke player

Diffuse is a free and open source player for music and audio files from cloud and remote storage

Tauon Music Box is a free and open source, simple and comfortable music player for playing music collection for Linux desktop