Side note, just for context, since there seem to be primarily video hobbyists responding to the OP: Node based workflows are typical in NLE software. See Fusio

Side note, just for context, since there seem to be primarily video hobbyists responding to the OP: Node based workflows are typical in NLE software. See Fusion & Color panels in Davinci Resole, Fusion (color grading), etc. Industry folks will take to this node based canvas with ease. Great question @danishSuri1994