How to make this insane smooth typography in after effects

[@Sauceguide]

Website For the text presets: blog.motionisland.com/after-effects-presets-text-animation/

[@more-bougassaa]

www.youtube.com/@tnaoedit

[@ichirovfx8189]

Bro I've been searching that green noise transition after subscribe plz...can u name that effect or make a tutorial

[@zadedale8988]

That flow plug in, is it free?

[@Sauceguide]

paid plugin