.SPB File Extension

Saved game file created by Microsoft ESP, a software toolkit used for flight and vehicle simulation; saves the state of a flight simulator mission, including the state of mission "triggers" and "actions;" saved with a .FLT file as part of a game save.

Microsoft ESP missions are originally created in an XML format, but are saved in a binary SPB format. To convert a Flight Simulator X SPB file back into XML, use the spb2xml program.

NOTE: Microsoft ESP technology is used in games such as Microsoft Flight Simulator X.

Mobile phone backup file created by Samsung Kies, a synchronization tool for Samsung mobile phones; stores a backup of phonebook contacts; used for restoring contacts as well as for transferring contacts between phones.