41 File Extensions starting with B
| .B&W | ImageLab Image |
| .B16 | PCO Image |
| .B3D | B3D (images) Image |
| .B4S | Winamp 3+ Playlist |
| .B5I | B5I Disk Image |
| .B5T | B5T Disk Image |
| .BAT | Windows Batch File |
| .BFL | BFLI Image |
| .BFLI | BFLI Image |
| .BFX | Bfx Bitware Image |
| .BGA | OS/2 Bitmap Image |
| .BIE | JBIG Image |
| .BIF | byLight Image |
| .BIG | Cartes Michelin Image |
| .BIK | Bink Video |
| .BIN | Binary DVD Video |
| .BIN | Binary Disk Image |
| .BLD | MegaPaint Image |
| .BLK | Amiga IFF Image |
| .BM | X11 Bitmap Image |
| .BMC | Embroidery Image |
| .BMF | BMF Image |
| .BMP | Windows Bitmap Image |
| .BMP | Alpha Microsystems BMP Image |
| .BMS | Playback Bitmap Sequence Image |
| .BOB | Bob Raytracer Image |
| .BPX | Truevision Targa Image |
| .BRK | Brooktrout 301 Image |
| .BRT | Brooktrout 301 Image |
| .BS | Printfox/Pagefox Image |
| .BSH | Bash Shell Script |
| .BTN | JustButtons animated bitmap Image |
| .BTSEARCH | BitTorrent Search File |
| .BUM | Poser Bump Image |
| .BUP | DVD Information File |
| .BW | Silicon Graphics RGB Image |
| .BWI | BlinkWrite Disk Image |
| .BWT | BlinkWrite Disk Image |
| .BZ | BZip Compressed Archive |
| .BZ2 | BZip2 Compressed Archive |
| .B_W | ImageLab Image |