| bes | Bitter End MOBY POS Database |
| bes | WRAP Beginning-Ending Storage Data |
| bevel | FontTwister Letter Bevel Data |
| bew | PTV VISSIM Cost Data |
| bex | Bizagi Process Modeler Exported Model |
| bex | Kashmir 3D Transparent Color Data |
| bex | PGP Binary Extracted Public Key |
| bexpk | PGP Binary Extracted Public Key |
| bez | Bend-Tech v3 Part File |
| bez | Geomview Bezier Surface Data |
| bf | Fire Dynamics Simulator Boundary Data |
| bf | libigl Skeletal Data |
| bf2 | BIDFAX 2000 Database |
| bfd | Binary File Descriptor Data |
| bfg | CQuickTrans Data |
| bfi | Blaise Database BFI Data |
| bfma | Wii U Game Manual |
| bfmv | BfMeshView Workspace Data |
| bfq | SmartWare Backup Query Definition |
| bfr | Network Instruments Observer Data |
| bfr | SmartWare Backup Report Definition |
| bfs | IBM Tivoli Storage Manager Data |
| bfs | SmartWare Sort Definition Backup |
| bft | SmartWare Backup Transaction Definition |
| bfw | SmartWare Backup Cross-tab Definition |
| bfx | SmartWare Definition Backup |
| bg00 | eXtendable Wad Editor BG00 Data |
| bgc | PnET-BGC Model |
| bgdb | Global Virtual Academy E-learning Data |
| bgeo | Houdini Geometry Data |
| bgf | Molecular Simulations BIOGRAF Format File |
| bgf | Zemax Binary Glass Catalog |
| bgl | Babylon Glossary Data |
| bgo | BigOven Database |
| bgr | Girder Binary Plugin |
