tauonmusicbox.rocks
Tauon is a playlist-first music player for locally owned music, available for Linux, Windows and macOS. It treats folders as albums and offers smart playlists, a tag editor, synced lyrics and custom layouts. It supports lossless and gapless playback across formats including FLAC, Opus, WavPack, APE, DSD and CUE sheets. Documentation notes it does not watch folders in the background for new music.