.L | Johan Bontes | Data Files | Game Of Life File | Microsoft Notepad | Microsoft Corporation |
.LACCDB | Microsoft Corporation | Page Layout Files | Microsoft Access Lock File | Microsoft Access | Microsoft Corporation |
.LANG | Mojang | Game Files | Minecraft Language File | Microsoft Notepad | Microsoft Corporation |
.LASSO | LassoSoft | Web Files | Lasso Database-Driven Web Page | Internet Explorer | Microsoft Corporation |
.LBT | Microsoft Corporation | Text Files | FoxPro Label Memo | Microsoft Visual FoxPro | Microsoft Corporation |
.LBX | Microsoft Corporation | Data Files | FoxPro Label File | Microsoft Visual FoxPro | Microsoft Corporation |
.LCN | Microsoft Corporation | Encoded Files | License File | Microsoft Windows | Microsoft Corporation |
.LCX | Cray Inc. | Data Files | LC Model | Microsoft Notepad | Microsoft Corporation |
.LDB | Microsoft Corporation | Page Layout Files | Microsoft Access Lock File | Microsoft Access | Microsoft Corporation |
.LDF | Microsoft Corporation | Data Files | SQL Server Transaction Log File | Microsoft SQL Server | Microsoft Corporation |
.LDIF | Mozilla | Data Files | LDAP Data Interchange Format File | Active Directory Explorer | Microsoft Corporation |
.LDP | Kevin Yau | Data Files | Lingoes Dictionary File | Microsoft Windows Server 2016 | Microsoft Corporation |
.LDS | GNU Project | Developer Files | Binutils LD Linker Script | Microsoft Notepad | Microsoft Corporation |
.LE | Microsoft Corporation | Executable Files | DOS/4GW PM 32X DOS Extender Executable Image | MS-DOS | Microsoft Corporation |
.LESS | Adobe Systems Incorporated | Web Files | LESS Style Sheet | Visual Studio Code | Microsoft Corporation |
.LGA | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGC | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGD | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGE | Don Ho | Data Files | Log Data | Microsoft Notepad | Microsoft Corporation |
.LGF | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGG | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGH | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGJ | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGM | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGN | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGP | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGS | Microsoft Corporation | Data Files | Microsoft Windows Application Log File | Microsoft Windows | Microsoft Corporation |
.LGT | Microsoft Corporation | Settings Files | Let's Go! Theme File | Let's Go! | Microsoft Corporation |
.LGU | Microsoft Corporation | Data Files | LG Windows CE Upgrade Data | Microsoft Windows CE Embedded | Microsoft Corporation |
.LGV | Microsoft Corporation | Data Files | Debugging Tools For Windows Logger Log | Debugging Tools for Windows | Microsoft Corporation |
.LGX | Microsoft Corporation | System Files | Microsoft Windows Received Message Data | Microsoft Windows | Microsoft Corporation |
.LHS | SourceForge | Developer Files | Literate Haskell Script | Microsoft Notepad | Microsoft Corporation |
.LIB | Various Developers | Data Files | Generic Data Library | Microsoft Visual Studio | Microsoft Corporation |
.LIBRARY-MS | Microsoft Corporation | System Files | Windows Library Description File | Microsoft Windows | Microsoft Corporation |
.LIC | Unknown Developer | Settings Files | Software License File | Microsoft Visual C++ | Microsoft Corporation |
.LICENSE | Unknown Developer | Data Files | Generic License File | Microsoft Visual Studio | Microsoft Corporation |
.LIS | SourceForge | Text Files | SQR (Structured Query Reporting) Output File | Microsoft Notepad | Microsoft Corporation |
.LIST | Open Source | Data Files | APT List File | Microsoft Notepad | Microsoft Corporation |
.LIT | Microsoft Corporation | eBook Files | Microsoft Reader eBook File | Microsoft Reader | Microsoft Corporation |
.LKO | Microsoft Corporation | Data Files | Outlook Express Linked Object | Microsoft Outlook Express | Microsoft Corporation |
.LKP | Microsoft Corporation | Data Files | Microsoft Systems Management Server (SMS) Data | Microsoft Systems Management Server | Microsoft Corporation |
.LNK | Microsoft Corporation | System Files | Windows File Shortcut | Microsoft Windows | Microsoft Corporation |
.LNT | Gimpel Software | Developer Files | PC-lint/FlexeLint Configuration File | Microsoft Notepad | Microsoft Corporation |
.LOCAL | Embarcadero Technologies | Settings Files | Delphi User-Specific Project Options | Microsoft Windows | Microsoft Corporation |
.LOCK | Mozilla | Uncommon Files | Lock File | Microsoft OneDrive | Microsoft Corporation |
.LOCKED | Unknown Developer | Encoded Files | Ransomware Encrypted File | System Restore | Microsoft Corporation |
.LOCKY | Microsoft Corporation | Encoded Files | Locky Ransomware Encrypted File | System Restore | Microsoft Corporation |
.LOG | Unknown Developer | Text Files | Log File | Microsoft Notepad | Microsoft Corporation |
.LOL | Apple | Developer Files | LOLCODE Source Code FIle | Microsoft Notepad | Microsoft Corporation |
.LPCM | Microsoft Corporation | Audio Files | Movie Maker Audio | Microsoft Windows Live Movie Maker | Microsoft Corporation |
.LRC | Various Developers | Uncommon Files | Lyrics File | Microsoft Windows Media Player | Microsoft Corporation |
.LRD | Microsoft Corporation | Temporary Files | Microsoft Money Lock Data | Microsoft Money | Microsoft Corporation |
.LRF | Aequus Gaming LTD | Game Files | League Of Legends Replay File | Microsoft C/C++ | Microsoft Corporation |
.LRM | Microsoft Corporation | Data Files | Encarta Class Server Learning Resource File | Microsoft Encarta | Microsoft Corporation |
.LRV | Konica Minolta | Data Files | Konica Minolta Data Management Software Stored File | Microsoft Windows Media Player | Microsoft Corporation |
.LSF | Interscape | Data Files | Logos Library System File | Microsoft Windows Media Player | Microsoft Corporation |
.LST | Unknown Developer | Text Files | Data List | Microsoft Notepad | Microsoft Corporation |
.LSX | Microsoft Corporation | Video Files | Streaming Media Shortcut | Microsoft Windows Media Player | Microsoft Corporation |
.LTR | Sublime HQ Pty Ltd | Text Files | Letter Document | Microsoft Notepad | Microsoft Corporation |
.LUA | Unknown Developer | Developer Files | Lua Source File | Microsoft Notepad | Microsoft Corporation |
.LWV | Microsoft Corporation | Audio Files | Linguistically Enhanced Sound File | Microsoft Agent | Microsoft Corporation |
.LXA | Microsoft Corporation | Uncommon Files | Microsoft Speech Lexicon File | Microsoft Office | Microsoft Corporation |
.LYT | Adminsoft | Data Files | Adminsoft Document Layout File | Microsoft Notepad | Microsoft Corporation |