This page demonstrates how to use the Attachment Table macro, which is part of the Advanced Tables for Confluence add-on, to select attachments based on the Space or attachment name, using a Regex expression.
Use the special @self value for the spaceRegex parameter to match on all attachments in the current Space.
Use .*png|.*jpg to match on attachments whose name ends in png or jpg.
Confluence is more limited on parameter values. In this case, | (pipe - used for regex or)is a reserved character, so it cannot be used.
Example Result
Selecting attachments based on matching on more than one label
The above example shows how to match on one label. Constructing a regex to match attachments that have 2 or more specific labels is a bit more complicated.
Set the Label match option to all
Use a regex pattern similar to the following using xxx, yyy, and zzz as example labels: