| ble | BIAevaluation Project |
| bls | Biacore BIAlite Project |
| bmo | SIMATIC WinCC Script |
| bmpr | Balsamiq Mockups Project |
| bmtp | Bome Midi Translator Pro Project |
| bmv | movieFOLiO Project |
| box3d | Box Shot 3D Project |
| bp0 | SmartWare Project Backup |
| bp1 | SmartWare Project Backup |
| bp2 | SmartWare Project Backup |
| bp3 | SmartWare Project Backup |
| bp4 | SmartWare Project Backup |
| bpel | Fiorano Studio BPEL Project |
| bph | Blophome Saved Project |
| bpn | ArchiCAD Project Backup |
| bpp | BatchPhoto Project |
| bpr | BackupXpress Project |
| bpr | Borland C++ Builder Project |
| bro | Creatacard Brochure Project |
| brt | Booria Carpet Designer Robotuft Project |
| bsdesign | Bootstrap Studio Design Project |
| bsproj | BannedStory Project |
| bt | BTwin Project |
| btproj | Microsoft BizTalk Project |
| bvp | VodaHost BlueVoda Project |
| bwl | BrainStorm Project |
| bwp | Book Writer Project |
| bwpr | PlainHTML Project |
| bxp | BasicX Project |
| c2c | CopyToDVD Project |
