I created a background very similar to this with Trapcode Mir.
You could do it without buying third-party plugins though. ☺
You would need to use Cinema 4D Lite (it comes free with After Effects. You’d make a plane, triangulate it, and then distort it.
– The Great Szalam
(The \’Great\’ stands for \’Not So Great, in fact, Extremely Humble\’)
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