(This is just to help macOS Finder users, not to say, "Well, Finder can do it too!!)
You can select multiple files in Finder > Right-click on one of them > Rename. That'll bring up a modal with some bulk-rename options, including a name pattern. It's not intuitive, but was really cool when I found it for the first time!
You can select multiple files in Finder > Right-click on one of them > Rename. That'll bring up a modal with some bulk-rename options, including a name pattern. It's not intuitive, but was really cool when I found it for the first time!