Microsoft Office password recovery tools.  More of these can be found here:

http://www.openwall.com/passwords/microsoft-office

oprtbox.zip - Office Password Recovery Toolbox by Rixler Software
mdpascrk.zip - Office Multi-document Password Cracker by Rixler Software
wpasrec.zip - Word Password Recovery Master by Rixler Software
epasrec.zip - Excel Password Recovery Master by Rixler Software