| .EXEMPLE | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .EXPLOSION | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .EYA | ESRI China (Beijing) | Arquivos Gráficos | eYaViewer Graphics File | Unknown Software | Unknown Developer |
| .F07 | Unknown Developer | Arquivos de fonte | DOS 7-pixel Screen Font | Unknown Software | Unknown Developer |
| .F0A | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .F1C | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .F3 | Unknown Developer | Arquivos miscelâneas | FLASH BIOS File | Unknown Software | Unknown Developer |
| .F32 | FMJ-Software | Arquivos de áudio | Raw 32-Bit Audio File | Unknown Software | Unknown Developer |
| .F3LA | Corel | Arquivos Gráficos | Corel Texture File | Unknown Software | Unknown Developer |
| .FAST | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FC | OpenText | Arquivos de configuração | FirstClass Settings File | Unknown Software | Unknown Developer |
| .FCX | Patton & Patton Software | Arquivos 3D | Flow Charting Diagram File | Unknown Software | Unknown Developer |
| .FDCSS | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FDV | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FEL | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .FENDER | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FFR | Unknown Developer | Arquivos comprimidos | FFR Compressed Archive | Unknown Software | Unknown Developer |
| .FILE | Unknown Developer | Arquivos miscelâneas | Generic Windows File | Unknown Software | Unknown Developer |
| .FILELOCK | Unknown Developer | Arquivos Criptografados | FileLock Data | Unknown Software | Unknown Developer |
| .FILES | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FILTER | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FIM | Terry W Gintz and Jules Ruis | Arquivos de dados | Fractal Imaginator Data Or Parameter | Unknown Software | Unknown Developer |
| .FINAL | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FIQ | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FISH | Unknown Developer | Arquivos de dados | 3D Fish Tank File | Unknown Software | Unknown Developer |
| .FIX | Corey Zeke Womack (Torrunt) | Arquivos Gráficos | Vimage Image File | Unknown Software | Unknown Developer |
| .FIXED | Unknown Developer | Arquivos miscelâneas | DLLbackup Root File | Unknown Software | Unknown Developer |
| .FJO | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FLE | Unknown Developer | Arquivos de configuração | Scanner Settings File | Unknown Software | Unknown Developer |
| .FLETCH | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FLEX | Unknown Developer | Arquivos de dados | Flexi Data Smoothing File | Unknown Software | Unknown Developer |
| .FMC | Interscape | Arquivos de dados | FormConnect Form File | Unknown Software | Unknown Developer |
| .FN_ | Unknown Developer | Arquivos CAD | CAD File | Unknown Software | Unknown Developer |
| .FONTS | Unknown Developer | Arquivos de fonte | Font File | Unknown Software | Unknown Developer |
| .FORMATTER | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FORUM | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .FR12 | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FR6 | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FSE | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FSF | Microsoft Corporation | Arquivos Temporários | Microsoft Office Cache Data | Unknown Software | Unknown Developer |
| .FUQ | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .FUZZY | Unknown Developer | Arquivos de dados | Fuzzy Logic File | Unknown Software | Unknown Developer |
| .FVP | Unknown Developer | Arquivos de configuração | File Viewer Plus Batch Presets File | Unknown Software | Unknown Developer |
| .FVT | Fast Search & Transfer ASA | Arquivos de vídeo | FAST Search & Transfer Video File | Unknown Software | Unknown Developer |
| .FWF | Unknown Developer | Arquivos de dados | Xwave FWF Data | Unknown Software | Unknown Developer |
| .G1L | Casio Computer Co., Ltd. | Arquivos de dados | Casio Model 9860 Data | Unknown Software | Unknown Developer |
| .G1M | Casio Computer Co., Ltd. | Arquivos de desenvolvedor | Casio Model 9860 BASIC Program File | Unknown Software | Unknown Developer |
| .G3L | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .G8A | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GAMDB00P | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GEOM | Unknown Developer | Arquivos miscelâneas | AVS Application Visualization System File | Unknown Software | Unknown Developer |
| .GERMAN | Unknown Developer | Arquivos miscelâneas | Unknown Apple II Data File | Unknown Software | Unknown Developer |
| .GHI | Unknown Developer | Arquivos de configuração | NCSA Mosaic Configuration File | Unknown Software | Unknown Developer |
| .GIF_ | Unknown Developer | Arquivos miscelâneas | GIF Image Filter Databgif File | Unknown Software | Unknown Developer |
| .GKNOTE | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GL3 | Unknown Developer | Arquivos de dados | Green Line File | Unknown Software | Unknown Developer |
| .GLJ | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .GLX | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .GOH | Geoworks Ensemble | Arquivos de dados | Geoworks GOC Header File | Unknown Software | Unknown Developer |
| .GON | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GQ | Unknown Developer | Arquivos de dados | QLFC Archive Or Epson Printer Page Description Language | Unknown Software | Unknown Developer |
| .GQA | Hummingbird Ltd. | Arquivos de dados | BI/Query Data Model Admin Layer | Unknown Software | Unknown Developer |
| .GR3 | Orchid Technology KK | Arquivos de sistema | Graphics Device Driver | Unknown Software | Unknown Developer |
| .GRAPHICS | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .GRIP | World Meteorological Organization | Arquivos de dados | Gridded Binary File | Unknown Software | Unknown Developer |
| .GRQ | Barco Graphics | Arquivos Gráficos | Quickstep Barco Graphics File | Unknown Software | Unknown Developer |
| .GRS | Headlight Software | Arquivos de configuração | GetRight Skin | Unknown Software | Unknown Developer |
| .GSFX | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GSV | Mad Catz | Arquivos de jogos | GameShark Saved Game | Unknown Software | Unknown Developer |
| .GSW | Unknown Developer | Arquivos de planilha | GraphShow Worksheet File | Unknown Software | Unknown Developer |
| .GWQA | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GX1 | Unknown Developer | Arquivos Gráficos | Show Partner Graphics File | Unknown Software | Unknown Developer |
| .GYS | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .GZ0 | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .H! | Perfect world Inc. | Arquivos de banco de dados | Perfect Database Help Database File | Unknown Software | Unknown Developer |
| .H1 | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .HAI | Unknown Developer | Arquivos miscelâneas | Ntgraph Nt09b-2b Emx Lib File | Unknown Software | Unknown Developer |
| .HARP | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HBQ | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .HEAD | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HEADER | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HEC | Unknown Developer | Arquivos de dados | Grafic Pvquan Quant File | Unknown Software | Unknown Developer |
| .HED | XnSoft | Arquivos Gráficos | Hi-Eddi Image File | Unknown Software | Unknown Developer |
| .HELPER | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HER | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .HEY | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HFI | Hewlett-Packard | Arquivos de fonte | HP Font | Unknown Software | Unknown Developer |
| .HFX | Smith Micro Software | Arquivos de dados | HotFax Data File | Unknown Software | Unknown Developer |
| .HIGH | Apple | Arquivos de dados | Golden Orchard Apple II CD Rom File | Unknown Software | Unknown Developer |
| .HJD | Unknown Developer | Arquivos miscelâneas | Uncommon File Extension | Unknown Software | Unknown Developer |
| .HLG | BMERC | Arquivos de dados | BMERC Homolog File Format | Unknown Software | Unknown Developer |
| .HLW | Unknown Developer | Arquivos de dados | Win32/AMalum.EDHZ Data | Unknown Software | Unknown Developer |
| .HM4 | Lorex Technology | Arquivos de cópia | Lorex Backup File | Unknown Software | Unknown Developer |
| .HNB | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .HNL | Unknown Developer | Arquivos de dados | Hunter MFC Data | Unknown Software | Unknown Developer |
| .HNM | Cryo Interactive Entertainment | Arquivos de vídeo | Cryo HNM Movie Soundtrack | Unknown Software | Unknown Developer |
| .HNQ | Unknown Developer | Arquivos miscelâneas | Hunter File | Unknown Software | Unknown Developer |
| .HNT | Unknown Developer | Arquivos miscelâneas | Hunter CSV Based Collections | Unknown Software | Unknown Developer |
| .HNY | Unknown Developer | Arquivos miscelâneas | Unknown File Type | Unknown Software | Unknown Developer |
| .HOF | Unknown Developer | Arquivos de jogos | Hall Of Fame Data | Unknown Software | Unknown Developer |
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