For this experiment I morphed a cluster of random locations into the mesh of a cube using the animation node addon for blender. The mesh of the cube is then turned into a group of splines using the "find close vertices node" and the "Splines from Edges" node.
you can download the blend file here
blender 2.80 experiment 10 - animation nodes
multiple animated L-Systems using the Animation-Nodes-Addon in Blender
animated mesh of an icosphere
AN experiment - particle mesh deformation