| .ANS | Open Source | Textdateien | ANSI Text File | TextWrangler | Bare Bones Software |
| .ASC | Symantec Corporation | Verschlüsselte Dateien | PGP (Pretty Good Privacy) ASCII Armored File | TextWrangler | Bare Bones Software |
| .ASCII | Sublime HQ Pty Ltd | Textdateien | ASCII Text | TextWrangler | Bare Bones Software |
| .B | Rockstar Games | Spieldateien | Grand Theft Auto 3 Saved Game File | BBEdit | Bare Bones Software |
| .CF | Proofpoint, Inc. | Einstellungsdateien | Sendmail Configuration File | BBEdit | Bare Bones Software |
| .CFG | Unknown Developer | Entwicklerdateien | Configuration File | BBEdit | Bare Bones Software |
| .CGI | Unknown Developer | Ausführbare Dateien | Common Gateway Interface Script | BBEdit | Bare Bones Software |
| .CONFIG | Unknown Developer | Entwicklerdateien | Configuration File | BBEdit | Bare Bones Software |
| .DOK | Nenad Hrg | Einstellungsdateien | DesktopOK Icons Layout File | TextWrangler | Bare Bones Software |
| .DRC | Open Source | Sonstige Dateien | Open Mobile Alliance DRM Rights Object | TextWrangler | Bare Bones Software |
| .DTD | Syncro Soft | Entwicklerdateien | Document Type Definition File | BBEdit | Bare Bones Software |
| .EW | OpenEuphoria | Entwicklerdateien | Euphoria Source Code File | BBEdit | Bare Bones Software |
| .EX | Symantec Corporation | Einstellungsdateien | Norton Ghost Template Data | BBEdit | Bare Bones Software |
| .EXW | OpenEuphoria | Entwicklerdateien | Euphoria Source Code File | BBEdit | Bare Bones Software |
| .F | The Eclipse Foundation | Entwicklerdateien | Fortran Source Code | TextWrangler | Bare Bones Software |
| .F03 | The Eclipse Foundation | Entwicklerdateien | Fortran Source Code | TextWrangler | Bare Bones Software |
| .FAQ | The Document Foundation | 3D-Dateien | Frequently Asked Questions Document | BBEdit | Bare Bones Software |
| .FPP | The Eclipse Foundation | Entwicklerdateien | Fortran Source Code | TextWrangler | Bare Bones Software |
| .FTN | The Eclipse Foundation | Entwicklerdateien | Fortran Source Code | TextWrangler | Bare Bones Software |
| .HVC | Sublime HQ Pty Ltd | Textdateien | ASCII Text | TextWrangler | Bare Bones Software |
| .INC | Microsoft Corporation | Entwicklerdateien | Include File | TextWrangler | Bare Bones Software |
| .INFO | GNU Project | Sonstige Dateien | Texinfo Document | TextWrangler | Bare Bones Software |
| .JAV | Oracle Corporation | Entwicklerdateien | Java Source Code | BBEdit | Bare Bones Software |
| .JAVA | Oracle Corporation | Entwicklerdateien | Java Source Code | BBEdit | Bare Bones Software |
| .JSON | Mozilla | Backupdateien | Mozilla Firefox Bookmarks Backup | BBEdit | Bare Bones Software |
| .KDS | Knyzhov Dmitry | Einstellungsdateien | KD Player Skin File | BBEdit | Bare Bones Software |
| .LHS | SourceForge | Entwicklerdateien | Literate Haskell Script | BBEdit | Bare Bones Software |
| .LIS | SourceForge | Textdateien | SQR (Structured Query Reporting) Output File | TextWrangler | Bare Bones Software |
| .LIT | Microsoft Corporation | E-Book-Dateien | Microsoft Reader eBook File | BBEdit | Bare Bones Software |
| .LOL | Apple | Entwicklerdateien | LOLCODE Source Code FIle | BBEdit | Bare Bones Software |
| .LST | Unknown Developer | Textdateien | Data List | TextWrangler | Bare Bones Software |
| .ME | Unknown Developer | Sonstige Dateien | Temporary Delete Me File | BBEdit | Bare Bones Software |
| .NLS | Uri Wilensky | Entwicklerdateien | NetLogo Source Code File | TextWrangler | Bare Bones Software |
| .NOW | The Document Foundation | Textdateien | Readme Text Document File | BBEdit | Bare Bones Software |
| .PAS | Embarcadero Technologies | Entwicklerdateien | Delphi Unit Source File | BBEdit | Bare Bones Software |
| .PLX | ActiveState | Ausführbare Dateien | Perl Executable File | BBEdit | Bare Bones Software |
| .PPU | Open Source | Entwicklerdateien | Free Pascal Unit File | BBEdit | Bare Bones Software |
| .R | Open Source | Entwicklerdateien | R Script File | BBEdit | Bare Bones Software |
| .README | The Document Foundation | Textdateien | Readme Text Document File | BBEdit | Bare Bones Software |
| .RPT | SAP | Textdateien | Crystal Reports File | BBEdit | Bare Bones Software |
| .S | Unknown Developer | Entwicklerdateien | Source Code File | BBEdit | Bare Bones Software |
| .SCRIPT | Unknown Developer | Ausführbare Dateien | Generic Script File | BBEdit | Bare Bones Software |
| .SKI | Motorola | Einstellungsdateien | Motorola Phone Skin File | BBEdit | Bare Bones Software |
| .SRC | Unknown Developer | Entwicklerdateien | Source Code File | BBEdit | Bare Bones Software |
| .STC | Adobe Systems Incorporated | Webdateien | Contribute Connection Key File | BBEdit | Bare Bones Software |
| .SVX | The Survex Project | GIS-Dateien | Survex Cavern Data File | BBEdit | Bare Bones Software |
| .SYSTEM | Open Source | Spieldateien | Vega Strike Virtual System File | BBEdit | Bare Bones Software |
| .TB | Tabbery | Textdateien | Tabbery Tab File | BBEdit | Bare Bones Software |
| .TLD | The Eclipse Foundation | Entwicklerdateien | Tag Library Descriptor File | BBEdit | Bare Bones Software |
| .UPD | Various Developers | Textdateien | Program Update Information | TextWrangler | Bare Bones Software |
| .VNT | Sony | Textdateien | Sony Ericsson Mobile Phone vNote File | BBEdit | Bare Bones Software |
| .VXML | Voxeo Corporation | Textdateien | VoiceXML File | BBEdit | Bare Bones Software |
| .WORKSHEET | Bare Bones Software | Entwicklerdateien | BBEdit Shell Worksheet File | BBEdit | Bare Bones Software |
| .XLF | Open Source | Textdateien | XLIFF Document | TextWrangler | Bare Bones Software |
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