Is it possible to add user-defined data to layers, in the same way that you might add a custom attribute to a node in Maya? For example, for me to add a new string property to a layer that I would access with app.activeDocument.layers[0].myProperty?

Adding custom properties or metadata to Layers?

tomzag February 22, 2023, 8:37am 8

Take a look on the following threads:

Topic		Replies	Views
Feature parity - Plugin data on layer nodes in PS UXP Plugin API feature-request	5	824	April 23, 2022
Add tag, metadata or comment to components/groups UXP Plugin API	3	348	June 16, 2021
Storing plugin data in Adobe Photoshop UXP Plugin Photoshop feature-request	0	320	November 4, 2020
Scenegraph.root.guid is "custom_guid_for_artwork" UXP Plugin API javascript	6	347	June 28, 2019
Is it possible to add some sort metadata to a node, object or group? UXP Plugin API scenenode	14	685	December 16, 2019