| .ASHX | Microsoft Corporation | File web | ASP.NET Web Handler File | OpenOffice Writer | Apache Software Foundation |
| .ASP | Microsoft Corporation | File web | Active Server Page | OpenOffice Writer | Apache Software Foundation |
| .ATT | Unknown Developer | File web | Web Form Post Data File | OpenOffice Writer | Apache Software Foundation |
| .AXD | Microsoft Corporation | File web | ASP.NET Web Handler File | OpenOffice Writer | Apache Software Foundation |
| .B | Rockstar Games | File di giochi | Grand Theft Auto 3 Saved Game File | OpenOffice Writer | Apache Software Foundation |
| .CFG | Unknown Developer | File sviluppatore | Configuration File | OpenOffice Writer | Apache Software Foundation |
| .CONFIG | Unknown Developer | File sviluppatore | Configuration File | OpenOffice Writer | Apache Software Foundation |
| .DIZ | Unknown Developer | File di testo | Description In Zip File | OpenOffice Writer | Apache Software Foundation |
| .DOCX | Microsoft Corporation | File di testo | Microsoft Word Open XML Document | OpenOffice Writer | Apache Software Foundation |
| .FAQ | The Document Foundation | File 3D | Frequently Asked Questions Document | OpenOffice Writer | Apache Software Foundation |
| .FPR | Hewlett-Packard | File di dati | Audit Workbench Project | OpenOffice Writer | Apache Software Foundation |
| .GFW | Open Source | File di GIS | GIF World File | OpenOffice Writer | Apache Software Foundation |
| .HRL | Ericsson Computer Science Laboratory | File sviluppatore | Erlang Header File | OpenOffice Writer | Apache Software Foundation |
| .ICF | Zoom Telephonics | File backup | Zoom Router Configuration File | OpenOffice Writer | Apache Software Foundation |
| .JS | NetScape | File web | JavaScript File | OpenOffice Writer | Apache Software Foundation |
| .JSCRIPT | NetScape | File web | JavaScript File | OpenOffice Writer | Apache Software Foundation |
| .LST | Unknown Developer | File di testo | Data List | OpenOffice Writer | Apache Software Foundation |
| .LYT | Adminsoft | File di dati | Adminsoft Document Layout File | OpenOffice Writer | Apache Software Foundation |
| .ME | Unknown Developer | File vari | Temporary Delete Me File | OpenOffice Writer | Apache Software Foundation |
| .NFO | Microsoft Corporation | File di sistema | System Information File | OpenOffice Writer | Apache Software Foundation |
| .NOW | The Document Foundation | File di testo | Readme Text Document File | OpenOffice Writer | Apache Software Foundation |
| .PRG | Open Source | File eseguibili | Program File | OpenOffice Writer | Apache Software Foundation |
| .README | The Document Foundation | File di testo | Readme Text Document File | OpenOffice Writer | Apache Software Foundation |
| .RPT | SAP | File di dati | Crystal Reports File | OpenOffice Writer | Apache Software Foundation |
| .SCRIPT | Unknown Developer | File eseguibili | Generic Script File | OpenOffice Writer | Apache Software Foundation |
| .STC | Adobe Systems Incorporated | File web | Contribute Connection Key File | OpenOffice Writer | Apache Software Foundation |
| .STE | Adobe Systems Incorporated | File di settaggi | Dreamweaver Site Settings File | OpenOffice Writer | Apache Software Foundation |
| .WN | WN | File web | WN Web File | OpenOffice Writer | Apache Software Foundation |
| .Y | Microsoft Corporation | File con immagini raster | Subsampled Raw YUV Image | OpenOffice Writer | Apache Software Foundation |
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