PowerRenamer Keywords: multiple renaming of files according to selectable rules (globbing and regular expressions). Introduction PowerRenamer allows you to rename all (or some) files in a folder according to certain rules. 4 basic functions are offered: Insert character in front, insert character in back, delete character, search/replace character The basic principle of the 4th point is the specification of two patterns: a "search pattern" and a "replacement pattern". This allows (via the o