Well, I have to say that Harmonoid is the best one I’ve found, it has a ton of cool features, it works and it allows you to be able to see your collection by album and it doesn’t use Electron. Right now its development has stalled a bit but it’s still pretty much in good shape, though.
Embrace tradition, return to XMMS
“It really kicks the llama’s ass” (on Linux)
…or it once did, pity it isn’t really available anymore.
QMMP is the spiritual successor of the project, and supports Winamp skins.