| ffpreset | FFmpeg Presets Data |
| ffs_batch | FreeFileSync Batch Configuration |
| ffs_gui | FreeFileSync Configuration Data |
| ffs_real | FreeFileSync RealTimeSync Configuration |
| fgs | Fig Figure Settings Data |
| fiv | CruiseComp Forest Inventory Settings |
| flask | FlasKMPEG Settings Data |
| fld | Microsoft SharePoint Federated Location Definition |
| flst | Adobe InDesign Flattener Settings |
| flt | 123LogAnalyzer Filter |
| flx | The Bat! Folder Settings |
| fmcf | Adobe Type Manager Preferences Data |
| fml | GetRight File Mirror List |
| fni | ALCUGS Settings |
| fnp | IBM FileNet IDM Desktop Configuration File |
| fns | Mac OS FontSyncScripting Font Profile |
| focf | Folder Organizer Configuration |
| fpw | Microsoft Visual FoxPro Configuration |
| frc | Mandelbrot Explorer Color Settings |
| frr | Mandelbrot Explorer Fractal Region Settings |
| fsdf | Fanuc Open CNC Settings Data |
| fsi | FSI Viewer Configuration |
| fsk | FotoSketcher Parameter Preset |
| fst | GFI FAXmaker Configuration |
| fstab | Linux Filesystems Information Table |
| ftp | General FTP Profile Data |
| ftpc | EBooksWriter FTP Settings |
| fus | FLAMES User Settings Data |
| fwk | FacetWin User Keyboard Mapping |
| fws | Check Point NG Firewall Settings |
| fws | FreeWave EZConfig Settings Data |
| fwt | FacetWin Configuration |
| fwx | SIMATIC WinCC Configuration |
| fxc | Dimdata FilePackager Configuration |
| fxconfig | FX File Explorer Settings Data |
