Flare is an open source, 2D action RPG licensed under the GPL3 license. Its game play can be likened to the games in the Diablo series.
Youplay
Search, download and play music from YouTube.
Klickety
Klickety is a strategy game by KDE, an adaption of the Clickomania game.
AudioTube
Client for YouTube Music
museeks
A simple, clean and cross-platform music player.
Goodvibes
Goodvibes is a lightweight internet radio player for GNU/Linux. Save your
favorite stations, play it, that’s it.
Clapper
A GNOME media player built using GJS with GTK4 toolkit. The media player uses GStreamer as a media backend and renders everything via OpenGL.
Hypnotix
Hypnotix is an IPTV streaming application with support for live TV, movies and series.
Astrofox
Astrofox is a free, open-source motion graphics program that lets you turn your audio into custom, shareable videos. Combine text, images, animations and effects to create stunning, unique visuals. Then generate high-definition videos to share with your fans on social media.
Qmmp
This program is an audio-player, written with the help of the Qt library. The user interface is similar to winamp or xmms.