This is a static mesh array tool that includes various arrays in the preview image. You can change various models, set the quantity and distance between models.
This material also includes a blueprint for a simple randomly placed model. Used to randomly place some small props, you can set their range.
I hope this tool can help you, thanks.
https://www.fab.com/listings/561cfa5e-8cd3-4c7a-9bc6-a2b325d28ac8