How many hundreds of megabytes?
OP: are you the author?
I'm curious if this is based on the released source (with some drama https://news.ycombinator.com/item?id=41861056), or a black-box reimplementation.
Looks really great either way!
Godot surely is an interesting choice for application development.
highly related: https://webamp.org/
(many times dicussed on hn: https://news.ycombinator.com/from?site=webamp.org)
I've been using foobar2000 and it's pretty good for my needs (no Linux though)
Anybody wanting a real Winamp successor should use AIMP. Besides being very mature and full of features it also supports Winamp DSP plugins.