Add DeaDBeeF

Author: viachaslavic

README.md

@@ -137,6 +137,7 @@ this list aims to be broader and include apps from various other ecosystems in v
 #### Music Players
 
 - [Amberol](https://apps.gnome.org/Amberol) - Simple music player well integrated with GNOME `#rust` `#gtk4` `#libadwaita` `#gnome`.
+- [DeaDBeeF](https://deadbeef.sourceforge.io) - Modular cross-platform music player for desktop operating systems `#c` `#gtk3`.
 - [Decibels](https://apps.gnome.org/Decibels) - Audio player with waveform view `#gjs` `#gtk4` `#libadwaita` `#gnome`.
 - [elementary Music](https://github.com/elementary/music) - Official music player for elementary OS `#vala` `#gtk4` `#granite` `#libadwaita` `#elementary`.
 - [Gapless](https://gitlab.gnome.org/neithern/g4music) - Light-weight music player focusing on high performance supporting ReplayGain, pipewire audio sink and MPRIS control `#vala` `#gtk4` `#libadwaita`.