HippoPlayer is described as 'music player for Mac, Windows and Linux that mostly focuses on music made for systems such as Amiga, C64, and gaming systems. While HippoPlayer will support MP3, FLAC, etc it's not the main target'. There are more than 10 alternatives to HippoPlayer for a variety of platforms, including Windows, Linux, Mac, Xfce and BSD. The best alternative is foobar2000, which is free. Other great apps like HippoPlayer are Audacious (Free, Open Source), DeaDBeeF (Free, Open Source), XMPlay (Free) and Qmmp (Free, Open Source).
foobar2000 is an advanced freeware audio player for the Windows platform. Main features Supported audio formats: MP3, MP4, AAC, CD Audio, WMA, Vorbis, Opus, FLAC, WavPack, WAV, AIFF, Musepack, Speex, AU, SND... and more with additional components.
Audacious is an advanced audio player. It is free, lightweight, based on GTK+, runs on Linux and many other *nix platforms and is focused on audio quality and supporting a wide range of audio codecs. There is also support for several visual styles from Winamp.
DeaDBeeF is a lightweight graphical music player created for easy playback of music and management of playlists. It supports major audio codecs and tags, global hotkeys, gapless playback, streaming audio, command line control, and has an 18-band equalizer.
With over 1 billion DivX Software downloads, and more than 1.5 billion devices licensed for DivX playback, DivX pioneered the digital video experience. Play DivX, AVI, MKV and HEVC files in up to 4K quality. Get Ready for Grove
Chipmachine is a fullscreen demoscene/retro Jukebox/spotify-like music player. It uses instant incremental search to locate songs in it's song database -- meaning you don't need to download or add music files yourself.
A small music player that can play more than 640 file formats! even the retro & old game console's music files like c64 (sid), atari &... with lots of good features like archive formats support, Pattern viewer, Normalizer, Reverb, Pitch, Visualizers &...
This politely multitasking program will play all popular sound program modules available on the Amiga line of computers. It supports over 150 (!) different module formats plus one special format for modules which contain their own player.