| File Extension: | FB2 |
| File Type Description: | FictionBook 2.0 File |
| File Type Developer: | Open Source |
| Primary Associated Software: | Calibre |
| Primary Software Developer: | Open Source |
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FictionBook 2.0 File files are the most popular type of files to carry the FB2 file extension, originally developed by Open Source for Calibre. Our internal web tracking data indicates that Windows 10 operating system users, and those living in United States, are the most likely to use FictionBook 2.0 File files. Statisically, these users are most likely running the Google Chrome internet browser.
 | Calibre by Open Source |
 | Cool Reader by Open Source |
 | Geometer Plus FBReader by Geometer Plus LLC |
 | Icecream Ebook Reader by Icecream Apps |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
 | Linux |
 | Android |
 | Blackberry |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .ZDT | Open Source | Data Files | ZDT Data |
| .DAA | PowerISO Computing, Inc | Disk Image Files | PowerISO Direct-Access-Archive |
| .CUBE | Open Source | Data Files | Gaussian Cube File |
| .DSF | DAZ 3D | 3D Image Files | DAZ Studio Asset File |
| .VSY | Open Source | Web Files | VNC Spy Log File |
| .BOO | Open Source | Compressed Files | Booasm Compressed Archive |
| .XLF | Open Source | Data Files | XLIFF Document |
| .RQ | Open Source | Data Files | SPARQL Query |
| .PCS | Pfaff | CAD Files | Pfaff Embroidery File |
| .BMS | KONAMI | Game Files | BeatMania Song File |
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