An application and Tracker add-on to rename multiple files at once (source files)
batchrename_source-0.2.0-1-source
batchrename is a standalone application, and Tracker add-on for Haiku. You can rename multiple files in multiple directories at once, and also shows a preview. It offers many renaming options, and can also rename files by contents of their attributes, or the result of shell scripts in case you need that.