10 Free and Open-source Mp 3 Apps for macOS (Intel and Apple Silicon)

AllToMP3

Download and Convert YouTube, SoundCloud & Spotify in MP3 with full tags (title, artist, genre, cover, lyrics 🔥)

AllToMP3 is a desktop application to download and convert YouTube, SoundCloud, Spotify and Deezer in 256 kb/s MP3, with tags: cover, title, artist, genre, and even lyrics!. It supports YouTube playlists, Deezer and Spotify playlists, and also integrate a search engine so you can simply specify a song name or an album and AllToMP3 will download it.

Aural Player

Audio Player for macOS

Aural Player is an audio player for macOS. Inspired by the classic Winamp player for Windows, it is designed to be easy to use and customizable, with support for a wide variety of popular audio formats and powerful sound tuning capabilities.

Cog

A free open source audio player for OS X.

Cog is a free open source audio player for OS X. Currently it supports the following formats:

Ogg Vorbis
Mp3
Flac
Musepack
Monkeys Audio
Shorten
Wavpack
AAC
Apple Lossless

Iina

Multimedia player for macOS

Iina: The most innovative open-source media/ video player for macOS with clean UI. It supports dark mode, picture-in-picture mode out of box, touch-bar support and it has very nice music mode as well.

Iina is fully customizable as you can customize the user-interface, online streaming, playlist and has a plugin system.

mpv

a free, open source, and cross-platform media player

mpv is a free (as in freedom) media player for the command line. It supports a wide variety of media file formats, audio and video codecs, and subtitle types.

MusicBar

Control your music from the menubar

iTunes and Spotify in your menu bar

Every player that supports the Now Playing Today widget is supported. If the player doesn't support album artwork in the widget (shows the player icon) then MusicBar doesn't support it either (with some exceptions).

Museeks

A simple, clean and cross-platform music player.

Nulloy

Free Open-source Audio Player

Nulloy is a free open-source (OSS) Audiophile audio player.

Phonix

Free music player for macOS

VLC

Multimedia player for all platforms

VLC is a libre and open source media player and multimedia engine, focused on playing everything, and running everywhere.

VLC can play most multimedia files, discs, streams, devices and is also able to convert, encode, stream and manipulate streams into numerous formats.

VLC is used by many over the world, on numerous platforms, for very different use cases.

The engine of VLC can be embedded into 3rd party applications, and is called libVLC.

VLC is part of the VideoLAN project and is developed and supported by a community of volunteers.

The VideoLAN project was started at the university École Centrale Paris who relicensed VLC under the GPLv2 license in February 2001. Since then, VLC has been downloaded billions of times.