| .blend2 |
Blender Document Backup 2 File |
| .btn |
AutoPlay Media Studio Button File |
| .bkmk |
Yummy FTP Bookmark File |
| .bdae |
Gameloft Game Data File |
| .bmi |
3ds Max Plug-in |
| .brstm |
BRSTM Audio Stream File |
| .booktemplate |
iBooks Author Document Template |
| .bdt2 |
BEEDOCS Timeline 3D 2 Document |
| .bmx |
Siemens Mobile Animations File |
| .bti |
Nintendo Texture File |
| .bpnueb |
PNU eBook File |
| .bt |
Binary Terrain File |
| .bvr |
Blue Iris Video |
| .bwg |
BrainWave Generator Audio File |
| .brmdl |
Wii BRMDL Model File |
| .brsar |
Wii BRSAR Audio Archive |
| .baserproj |
DNA Baser Project File |
| .basex |
BaseX Data File |
| .bfm |
Terminal Reality Model File |
| .bud |
Binary Printer Description File |
| .bytes |
Binary Text Asset Data File |
| .bak2 |
Backup File |
| .bak3 |
Backup File |
| .brtex |
Wii BRTEX Texture File |