| .FAX | Interscape | Arquivos de layout de página | Now Contact Fax Template | Now Up-to-Date (Now Contact) | Now Software |
| .FDD | Parallels | Arquivos de layout de página | Parallels Desktop Floppy Disk Image File | Parallels Desktop for Mac | Parallels |
| .FDT | Final Draft | Arquivos de layout de página | Final Draft 5-7 Template | Final Draft | Final Draft |
| .FGC | Nova Development | Arquivos de layout de página | Greeting Card Factory Card File | Nova Greeting Card Factory | Nova Development |
| .FLB | FileMaker Inc. | Arquivos de layout de página | FileMaker Pro Label File | FileMaker Pro | FileMaker Inc. |
| .FLO | RFF Electronics | Arquivos de layout de página | RFFlow Flowchart File | RFFlow | RFF Electronics |
| .FM | Adobe Systems Incorporated | Arquivos de layout de página | FrameMaker Document | Adobe FrameMaker | Adobe Systems Incorporated |
| .FOM | EZFORMS | Arquivos de layout de página | EZ-Forms Fill Out Master Form | EZ-Forms | EZFORMS |
| .FORM | Oracle Corporation | Arquivos de layout de página | NetBeans Java GUI Designer Form | NetBeans | Open Source |
| .FP3 | Fast Report | Arquivos de layout de página | FastReport Prepared Report File | Fast Report Viewer | Fast Report |
| .FR3 | Fast Report | Arquivos de layout de página | FastReport Form File | FastReport Studio | Fast Report |
| .FRF | Fast Report | Arquivos de layout de página | FreeReport Form File | FreeReport | Fast Report |
| .FSD | AmsterCHEM | Arquivos de layout de página | Flowsheet Document | AmsterCHEM COCO | AmsterCHEM |
| .FXM | pmG Worldwide | Arquivos de layout de página | MessiahStudio Motion File | pmG messiahStudio | pmG Worldwide |
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