Everything recedes, in proportion to its distance, from every observer — which is not evidence of a centre but proof that there is none; the observer hops to a different galaxy on the beat and the view is statistically identical, with the Hubble radius marked where recession reaches c.
Drawn with: a WebGL2 shader.
Reacts to and looks like: gpu, webgl2 and audio-reactive.
Family: Visualiser.
Runs in your browser. The preview above is the same program the renderer uses.