Finds product keys for Microsoft Windows 7, Vista, XP, Server 2003, XP, 2000, ME, 98, and 95 operating systems.
These programs can also find product keys for Microsoft Office 2010, 2007, 2003, 2000 and 97.
Finds product keys for many non-Microsoft programs too!
Keyfinder allows product keys to be printed or saved as text files.