Better File Rename
Better File Rename is a shell extension for the Windows Explorer, which allows users to quickly rename multiple files. This powerful, yet easy-to-use utility transforms the often tedious and time-consuming task of renaming multiple files into a simple matter of seconds. ... Better File Rename is ideally suited for webmasters, users who need to transfer files from UNIX, digital camera owners, as well as for all other users who deal with large numbers of files, such as image collections.
http://www.publicspace.net/download/BFR.zip - 586Kb - Download - Screenshot

File Renamer
File Renamer will let you rename all your files and folders, but with a lot more options. You can batch rename all files, add string to beginning or end of filenames, remove string from all the names to rename, change all the file extensions, numerate all filenames sequentially, convert all to... Can work with one or multiple directories, remove or add individual items from file list. ... You can also create 'scripts', combining several options to be applied in one go, so effectively creating brand new options to rename all your files.
http://www.webxpace.net/cgi-bin/countdown.cgi?file_renamer.zip - 294Kb - Download - Screenshot

File and mp3 tag renamer
File And MP3 Tag Renamer is a powerful, easy-to-use multiple file and mp3 renaming utility. With this powerful program ,you can quickly and easily batch rename files and mp3's with a number of possibilities and options, including change case, change the file extension, insert string,delete... And File And MP3 Tag Renamer is an heavy duty file renamer, suitable also for renaming multiple files and optimized for speed. ... File And MP3 Tag Renamer also allow you to rename your mp3 collection according to their tag information(ID3 tags)!
http://www.123renamer.com/download/123renamersetup.exe - 768b - Download - Screenshot

myFiles
myFiles is a simple File Renaming Tool. myFiles will Rename, Rename and Copy, Move and Rename or Delete files. Copy and Rename the copies only. Set Attribute of files. And will do it on multiple files at once. myFiles does not Rename files using any meta data, such as ID3, EXIF etc. ... myFiles does not run from within System Folder or from CD/DVD Rom. ... myFiles can be setup to run from a floppy or USB Flash drive with a easy setup process. ... myFiles is a stand alone program. ... Does not need installation if system meets the requirements.
http://www.rutanil.net/programs/myFilesSetup.zip - 2Mb - Download - Screenshot

Batch File Rename
Batch File Rename is a powerful and flexible file renamer designed for digital camera owners, web masters, music and image collectors, and people who need to keep files well organized. It provides an easy way to simplify renaming multiple files and folders. ... Spend 5 minutes experiencing, it will be your favorite program. ... You can save the renaming configurations to a scheme for later use. ... A Windows Explorer right-click menu extension is included, which can help you select files as usual.
http://www.chosensoft.com/batch-file-rename/download/BFR.exe - 1Mb - Download - Screenshot

A Better Finder Rename
A Better Finder Rename is a contextual menu plugin for the Macintosh Finder, which allows users to quickly rename multiple files. This powerful, yet easy-to-use utility transforms the often tedious and time-consuming task of renaming multiple files into a simple matter of seconds. ... A Better Finder Rename is ideally suited for Macintosh webmasters, users who need to transfer files from Windows or UNIX, digital camera owners, as well as for all other Macintosh users who deal with large numbers of files, such as image collections.
http://www.publicspace.net/download/ABFRX.dmg - 2Mb - Download - Screenshot

RenameWiz
RenameWiz Features Include: Save and run up to 100 different rename commands using your scheduler or creating custom shortcuts. Rename any number of files or folders with or without recursion. "Search and Replace" characters anywhere in filenames or folders. ... Rename file extensions. ... Undo the last file rename command. ... Change file attributes in multiple folders with or without setting current attributes. ... Rename files or folders to UPPER, lower, and Proper case. ... Optionally rename "Read Only, System, or Hidden" Files.
http://www.renamewiz.com/download/RWiz342.zip - 2Mb - Download - Screenshot

NameWiz
NameWiz will let you rename files, folders and sub-folders en masse in any which way you want, it is also an advanced file renaming utility. Some of the files are almost impossible to be rename, but NameWiz can be further expanded using plugins so you can rename anything you like, no restrictions. ... Multiple extension, Rename your files in Numerical, Alphabetical or Alphanumeric. ... Change or add file extensions, file selection by position, specify capitalization rules, Sorting by name, size, extension, date/time, ascending/descending order.
http://softbytelabs.com/Downloads/NameWiz.exe - 5Mb - Download - Screenshot

Rename From List
Import file lists from plain text source files and rename multiple files. Imported file names are automatically filtered for illegal characters and path information. Side by side comparision available before renaming starts. You can edit new file name entries and change extensions before... Support now added for delimited plain text file lists of old and new file names. ... Filter files by size, date and pattern and sort by name, date or size.
http://homepage.ntlworld.com/monkeyjob/zipme/RenList.exe - 2Mb - Download - Screenshot

Fast Folder Rename
Fast Folder Rename allows you to rename multiple folders at once (first of its kind! ) just by dragging and dropping from an explorer window. Basic options include changing of first letter to uppercase, all letters to uppercase/lowercase and truncation of characters to suit DOS systems. ... Fast Folder Rename utilises the Quick File Rename engine code so renaming folders works quick and easy without a hitch! ... Additional options include allowing you to prefix, postfix, replace and remove strings from folders.
http://www.skyjuicesoftware.com/software/downloads/ffr_inst.zip - 291Kb - Download - Screenshot