Infinite Resize Script -
A "name your own price" tool available on aescripts.com. It is widely used for batch-resizing keyframes, vectors, and 3D layers recursively.
Created by Sergei Prokhnevskiy, this script offers a simplified UI with three buttons for creating adaptive motion graphics across different aspect ratios. Potential Limitations Quick Tip: How to Resize a Composition in After Effects Infinite Resize Script
If you are looking for a specific script to perform these tasks, two of the most popular community-standard tools are: A "name your own price" tool available on aescripts