foobar2000 is an advanced multi-platform freeware audio player.
Strawberry is a music player and music collection organizer. It is a fork of Clementine released in 2018 aimed at music collectors and audiophiles. The name is inspired by the band Strawbs. It's written in C++ using the Qt framework.
Strawberry vs MediaMonkey opinions
It's better than Clementine :-)
It continues where Clementine stopped. A developed version of "old" Clementine. If you need a music library software, this is probably the closest to MediaMonkey. Simpler, with less functions but adequate.
Clementine is a cross-platform free and open source music player and library organizer. It is a port of Amarok 1.4 to the Qt 4 framework and the GStreamer multimedia framework, focusing on a fast and easy-to-use interface for searching and...
No stable release since 2016. Newer release candidate seems to be available on Github.
Clementine vs MediaMonkey opinions
Mediamonkey is a MEDIA manager with a built in MEDIA player. Clementine is a MUSIC manager / player. Mediamonkey manages both VIDEO and AUDIO and isn't just a MUSIC player.
Is the most complete audio player you can get on linux (at least at the moment), all other audio players aren't as complete as this one is or are based on it and are not as complete as clementine.
ipod and usb devices don't work.
On my Mac (late 2013) Clementine does not easily rip CDs from an external drive. It loses Album Artist information. It does not read .aiff files. I don't know what else it can't do, because those functions are so basic I refuse to dig deeper.
iTunes is the best way to organize and enjoy the music, movies, and TV shows you already have — and shop for the ones you want to get.
In macOS Catalina or newer, they don't support it anymore. It can still be downloaded for Windows.
Quod Libet is a Gapless GTK+-based audio player written in Python. Its designed around the idea that you know how to organize your music better than we do. It lets you make playlists based on regular expressions (dont worry, regular searches work too).
If you want to easily tag multiple MP3, Ogg/Vorbis, FLAC, MPC, MP4/AAC, MP2, Speex, TrueAudio, WavPack, WMA, WAV and AIFF files (e.g. full albums) without typing the same information again and again and have control over both ID3v1 and ID3v2 tags, then Kid3 is the program you...
Beets is the media library management system for obsessive-compulsive music geeks. The purpose of beets is to get your music collection right once and for all. It catalogs your collection, automatically improving its metadata as it goes using the MusicBrainz database.
Swinsian is a sophisticated music player for macOS with wide format support, folder watching, advanced tag editing and designed to be responsive even with the largest libraries.
Nightingale is a free and powerfull music player for Linux, Windows and Mac based on the Songbird media player source code. A beautiful interface with a wide range of supported audio formats, all with multi-platform support!
Last update was on January 12, 2014 for version 1.12.1 - https://blog.getnightingale.com/2014/01/12/announcing-nightingale-1-12-1/