| bbtl | BBEdit Tool Palette Data |
| bbu | BossBackup2 Backup Set |
| bcd | Windows Boot Configuration Data |
| bce | BCE Configuration |
| bcf | Arbortext Editor Burst Configuration Data |
| bda | Tracked! Backup Configuration File |
| bdb2 | BrainMaster Settings |
| bgi | BgInfo Configuration |
| bht | BloodHound Template |
| bif | Novell GroupWise Binary Information File |
| bif | Novell GroupWise Initialization File |
| bitcfg | PassMark BurnInTest Configuration Data |
| bitpim | BitPim Configuration |
| bochsrc | Bochs Runtime Configuration Data |
| bor | ARCIMBOLDO Configuration File |
| bowerrc | Bower Configuration Data |
| bps | Bulletproof FTP Settings Data |
| brg | ProjectWise User Settings |
| bscp | Bitvise SSH Client Profile |
| bsi | BSPlayer Configuration |
| bsxc | BIMSens Component Configuration Data |
| bsxp | BIMSens Project Configuration Data |
| bt3 | MomSoft Control Runner Button Configuration |
| btp | Atari NeoDesk Batch Takes Parameters Data |
| bws | Bookmark Wizard Settings Data |
| bwz | WinImage Batch Configuration |
| bxrc | Bochs Runtime Configuration Data |
| bxx | BS Contact Parameters Data |
| cac | DB/TextWorks SQL Access Control File |
| calcinit | Calc Init Script |
| calcrc | Calc Runtime Configuration |
| caos | CanOpener Preference |
| cav | CAView Configuration |
| cboard | Final Cut Pro Color Board Preset |
| cbq | StarOS Class Based Queuing Script |
