Portable Oscar's Renamer

Oscars Renamer helps the user edit files in a folder in a full-featured text editor and writes all the changes at once into the files.
Here are some key features of "Portable Oscars Renamer":
ï¿­ Fast Editing of long list of file names - exactly like in a text editor
ï¿­ All changes to files themselves are done at the very end when you press Apply Changes, not during editing.
ï¿­ During Editing you can use Undo/Redo, and various tools like Upper Case/Lower Case or numbering.
ï¿­ All changed lines are visibly marked
ï¿­ It doesnt let you enter wrong characters
ï¿­ A File List shows the original names on the disk.
ï¿­ You can record a keyboard macro and apply to the file names.
ï¿­ You can undo changes even after you write to disk
ï¿­ It can integrate into windows Shell