PB:
This extension can be one of the following:
- FAXability Fax
- PixBase Setup
- PocketCache Backup File (Kadena Systems, Inc.)
- PowerBASIC Configuration (PowerBASIC, Inc.)
- Proboard Configuration
- PuffBOMB Extra Level File (Sykhronics)
- PureBasic Source Code (Fantaisie Software)
- WinFax Pro Phone Book (Symantec)
