NT Productions look into creating a script that can select layers and project items.

Nathan Lovell’s latest extend script tutorial shows how to use Extendscript to create a layer or item type selector for After Effects. The script can select a wide range of layers or project name items with a click of a button,

The tutorial covers how to choose specific layer types. However, you can easily apply it to lots of other possibilities. Nathan shares a lot of scripting tutorials using extend script and other methods for After Effects. Check out some of those here.