ympd MPD Web GUI - written in C, utilizing Websockets and Bootstrap/JS
ympd is a lightweight MPD (Music Player Daemon) web client that runs without a dedicated werbserver or interpreters like PHP, NodeJS or Ruby. It's tuned for minimal resource usage and requires only very litte dependencies.
ympd
libmpdclient
ympd uses following excellent software:
libWebSockets LGPL2.1 + static link exception