Collector: Nosa Lee
Original Address: https://www.seeksunslowly.com/file-extensions-types-references-l
To reprint this article, please indicate the source, thank you.
_____________________________________

Now, I collected all the known file extensions/types for your reference, I grouped them according to the first character due to there are too many file extensions/types.

The following file extensions/types are grouped as L*, to refer to more file extensions/types or download them (a compressed txt file that separates the extension and description with ” : “), please click the following links.

A B C D E F G H I J K L M N

O P Q R S T U V W X Y Z
Number  Symbol

Download All File Types/Extensions in ONE Compressed File

L   IRIS Editor Literary Format File (eurobraille)
L   WATCOM Wlink Directive
L   Xcode Core Lex Program (Apple Inc.)
L   LISP Program File
L   Game of Life Pattern File
L   Cliq Accessories Datebook Lock File
L   Link Instructions
l   LEX Program File
L   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
L2L   IBM Voice Type Language Addword File
L2P   IBM Voice Type Language Addword File
L2R   Lineage II Replay (NC Interactive, Inc.)
L3G   Compressed Archive
L4D   Cinema 4D Layout (MAXON Computer GmbH)
L5K   RSLogix 5000 (Rockwell Automation)
L64   64LAN Image File
L6T   GearBox Tone File (Line 6, Inc.)
L95   Library File
LA   LA Lossless Compressed Audio
LA   Netscape Packetized Audio
LA   Lightscape Animation
LA   GNU Libtool Library (GNU Project – Free Software Foundation)
LA1   Liquid Audio Player Resource DLL (Geneva Media, LLC)
LAA   LucasArts AdLib Audio File Format
LAB   NGSofts.com LAB Editor (NGSofts.com LAB Editor)
LAB   BAR-ONE Lite Label (ZIH Corp.)
LAB   Complete Works Label (Toplevel Computing)
LAB   Outlaws Container File (LucasArts Entertainment Company LLC)
LAB   NCSS/SOLO Data File
LAB   Q+E Mailing Label
LAB   Mailing Labels
LABELS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LABLES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LACCDB   MS Office Access MS Office Access
LAD   Daylon Leveller Animation Data
LAF   Essential Taceo User License Activation File (Essential Security Software, Inc.)
LAM   Netscape Media Player Streaming Audio Metafile
LAMP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAN   Novell NetWare LAN Drivers
LAN   ERDAS IMAGINE LAN Sensor Data (Leica Geosystems , LLC)
LAND   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LANDSAT   EOSAT Landsat Thematic Mapper Bitmap Data
LANG   Skype Language File (Skype Technologies S.A.)
LANG   CDex Language File
LANGUAGE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAO   Epson Smart Panel File (Epson Corporation)
LAPTOP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAR   Liquid Audio Player Registration File (Geneva Media, LLC)
LARG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LARGE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LARRY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAS   Light-O-Rama Animated Sequence (Light-O-Rama)
LAS   Log ASCII Standard (LAS) File (The Canadian Well Logging Society (CWLS))
LASE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LASER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LASSO   Lasso Studio Database Driven Web Page (Blue World Communications, Inc.)
LAST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAT   LATEX
LAT   Crossword Express Lattice File (AUS-PC-SOFT)
LATEST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LATEX   LaTeX Source Document (LaTeX3 Project)
LAUNCH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAUNCHER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAV   Listlabl File
LAV   Liquid Audio Player Voucher File (Geneva Media, LLC)
LAVAITTE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAVS   Liquid Audio Player Secure Streaming Voucher File (Geneva Media, LLC)
LAW   eLawForms Form File (E*Law Publishing Limited)
LAWS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAY   Lightscape Layer State
LAY   MiTek Engineering File
LAY   Applause Word Chart Layout
LAY   Pro/ENGINEER (PTC)
LAY   Track Builder Simulation Compiler Code (Signal Computer Consultants)
LAY   Rhino 3D Layer Text File (Robert McNeel & Associates)
LAY   Mastercook Layout File (Sierra)
LAYER1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAYOUT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LAYOUT   Premiere Layout (Adobe Systems Incorporated)
LAYUP   MSC.Patran Laminate Modeler Composites Ply Layup Information (MSC.Software Corporation)
LA_   TI Databook File
LB   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LB   Novanew File
LB   LB Packer Sound File
LBA   Liberty BASIC File
LBA   Little Billy’s Album Photo Album Project File (Little Billy’s Album, Inc.)
LBD   Life Balance User Data (Llamagraphics, Inc.)
LBD   Grafic FLI File
LBE   Life Balance XML-based Data Exchange (Llamagraphics, Inc.)
LBG   dBASE IV Label Generator
LBI   Fifa 2001 Data Feart Legal Screeen
LBI   Dreamweaver Library File
LBK   VersaPro Local Logic Block Backup
LBL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LBL   British National Bibliography File
LBL   Daqarta Extended Audio Data (Interstellar Research)
LBL   Label
LBL   Markin Label File (Markin)
LBL   Creatacard Label Project (Broderbund)
LBM   Amiga Interleaved Bitmap Format (Amiga)
LBM   Deluxe Paint Bitmap
LBM   XLib Linear Bitmap Graphic
LBM   Graphic, Sound
LBM   Deluxe Paint (Electronic Arts, Inc.)
LBO   dBASE IV Ordered Labels
LBR   CP/M Information File
LBR   Omnis7 Application File (Omnis Software)
LBR   1-2-3 Display Driver (IBM)
LBR   Compressed Archive File
LBR   EAGLE Layout Editor Library (CadSoft Computer, Inc.)
LBS   Omnis Studio Application Library (Raining Data Corporation)
LBT   Foxpro Label Memo (Microsoft Corporation)
LBU   Cloaked Affiliate Link Builder Saved Settings File (Curry K. Software)
LBV   Tonline Ob4hbci Layout Print File
LBW   CCP Log Server Utility Log File (CCP)
LBX   Foxpro Label (Microsoft Corporation)
LBXADD   Libronix DLS Addin
LBXALV   Logos Bible Software Series X Passage In All Versions
LBXCBV   Logos Bible Software Series X Copy Bible Verses Style
LBXCIT   Libronix DLS Citation Format
LBXCMP   Libronix DLS Company Information
LBXCOL   Libronix DLS Resource Collection
LBXCTB   Libronix DLS Custom Toolbar
LBXDAT   Libronix DLS Data File
LBXDTP   Libronix DLS Data Type
LBXGYQ   Libronix DLS Graphical Query
LBXLBK   Libronix DLS License Backup
LBXLIC   Libronix DLS Licenses File
LBXLLS   Libronix DLS Resource
LBXNOT   Libronix DLS Notes
LBXOEB   Libronix DLS Resource
LBXPDF   Libronix DLS Resource
LBXPLN   Logos Bible Software Series X Bible Reading Plan
LBXPLP   Logos Bible Software Series X Parallel Passage
LBXPLV   Logos Bible Software Series X Parallel Bible Versions
LBXPRF   Libronix DLS Preferences
LBXPRL   Logos Bible Software Series X Prayer List
LBXRAS   Libronix DLS Resource Association
LBXRTP   Libronix DLS Resource Type
LBXSDG   Logos Bible Software Series X Sentence Diagram
LBXSHL   Libronix DLS Shell
LBXUPD   Libronix DLS Update Script
LBXVRS   Logos Bible Software Series X Verse List
LBXWDL   Libronix DLS Word List
LBXWKS   Libronix DLS Workspace
LBZ   Leibniz Mathematical Word Processor
LC   Textbridge Classic Bin File
LCA   SimpleFormat Changeables Graphic
LCB   Living Cookbook File
LCB   Concept2 LogCard Utility LogCard Backup Image (Concept2, Inc.)
LCC   IBM Voice Type Language Newuser File
LCC   Capture One PRO Lens Cast Calibration File (Phase One)
LCD   LeoCAD Project (BT Software)
LCD   CDspace CD Emulator
LCD   ABBYY Finereader 4.0 Sprint (ABBYY Software House)
LCE   SimuPLC Electric Commands Language Source Program (Andr� Luiz Barbosa)
LCE   LockCrypt Database (Harry Jennerway)
LCF   HP-95LX Datacomm Script File
LCF   Linker Control File
LCH   PagePath Technologies LAUNCH! File
LCH   IBM Works for OS/2 Chart
LCI   IBM Voice Type Language Newuser File
LCK   Dreamweaver Lock File (Adobe Systems Incorporated)
LCK   PageMaker Database (Adobe Systems Incorporated)
LCK   Paradox Lock File (Corel)
LCK   ACT! Database Locking File (Best Software CRM Division)
LCK   Frontpage-related File (Microsoft Corporation)
LCK   Inventor Locking File (Autodesk, Inc.)
LCK   Lock File
LCK   Pegasus Mail Mailbox Lock File (David Harris)
LCK   Help 2 Lock File (Microsoft Corporation)
LCL   Checklist Long-term Checklist (Checklist � long terme) (Francis Gagn�)
LCL   FTP Software Data
LCM   Lipikar Data (Santanu Ghosh,)
LCN   LCNWindow GUS Virtual Drive File (Honeywell International Inc.)
LCN   WordPerfect Dictionary File (Corel Corporation)
LCO   Railroad Tycoon 3 Locomotive Properties (PopTop Software Inc.)
LCS   ACT! History File (Best Software CRM Division)
LCS   L0phtCrack (@stake)
LCT   Elsie Electrical Filter Design (Tonne Software)
LCW   Lucid 3-D Spreadsheet
LD   Paradox Language Driver (Corel)
LD   PC-Bibliothek User Options (Bibliographisches Institut & F.A. Brockhaus AG)
LD   Telix Long Distance Codes
LD1   dBASE Overlay File
LD2   Lingoes Dictionary (Lingoes Project)
LD2   SediMeter Field Measurement File (Lindorm, Inc.)
LDA   LaserData
LDATA   JSim Line Data Format (University of Washington)
LDB   RPG Maker 2000/2003 Database (Enterbrain)
LDB   Nokia Nokia (Nokia)
LDB   VisiTrax Music Library Database (Synapsa Productions)
LDB   TrueVector Log Database
LDB   Settler for Windows Temporary File
LDB   Access Lock File (Microsoft Corporation)
LDB   IBM Works for OS/2 Data Filer Database
LDC   Steuer2001 File
LDD   Laser Dispatch Data
LDF   SQL Server Transaction Log File (Microsoft Corporation)
LDF   LDIF Script
LDF   ProWORX Nxt Logic Data (Schneider Electric)
LDF   LuraDocument File
LDF   enotate Layered Data Format File (Informal Software, D.I.P., Ischian Systems)
LDF   Geoworks Glue Library Definition
LDF   TriboIndenter Air Indent Electrostatic Force Constant Calibration (Hysitron Incorporated)
LDF   IBM Works for OS/2 Data Filer Form
LDFX   LogPlot 7 LogDeesign Format File (RockWare, Inc.)
LDI   LDIF File
LDIF   LDAP Data Interchange Format
LDL   Corel Paradox Delivered Library
LDL   OzWin CompuServe E-mail/Forum Access Download Request
LDP   Label Designer Plus DELUXE Data File (CAM Development)
LDR   Yamaha Live Drum Kits (Yamaha Corporation of America)
LDR   Symantec Ghost Template File (Symantec Corporation)
LDR   WindLDR (IDEC Corporation)
LDR   LDraw Model File (Estate of James Jessiman)
LDS   LOUDNESS Sound System
LDS   Corel40 Programs Data File
LDS   Trane Trace Load
LDS   Laser Dispatch Script
LDW   Virtual Villagers Data
LDX   Liquid Studio Liquid Executable Bytecode (Global Heavy Industries)
LD_   Visc15 Adressen Setup File
LE   DOS/4GW PM 32X DOS Extender Executable Image
LE   Opera Binary Voice-related File (Opera Software ASA)
LE$   BASIC VB
LEECHGET   LeechGet Download Manager Temporary File (Martin Albiez)
LEF   Lenex XML Data (GeoLogix AG)
LEFT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEFTY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEG   Legacy Graphic Format
LEGIT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEMONS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEN   XNBC V8 Biological Neural Network Simulation Workstation Axon Lengths
LEN   PlatePrep
LEN   Sheffield Dictionary File
LENGTH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LENTH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEP   Label and Envelope Designer Plus 2000
LES   Lesson File
LES   Mklesson Lesson File
LES   Logitech Entertainment Game Profile
LES   Learn Lesson File
LESPAUL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LET   Nuke Randomic Life Generator
LET   Letter
LET   Creatacard Letterhead Project (Broderbund)
LET   Maestro Icons File
LET   Genesis 2000 (Genesis 2000, Inc.)
LETTER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LETTERS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEV   Liero Level
LEV   Worms World Party Map
LEV   Return to Wonderland Classic Version Level File (Midnight Synergy)
LEV   NetHack Level File
LEV   Worms Armageddon Map
LEVEL   Homeworld Level Data (Sierra Entertainment, Inc.)
LEVEL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LEX   Lexmark Printer Install File
LEX   Acrobat (Adobe Systems Incorporated)
lex   lex or flex File
LEX   HP-Basic Language Extension
LEX   Lexicon (Dictionary)
LEY   Notes 5 Full Text Index (IBM)
LEY   Leylines Map File or Saved Game (Crystal Shard)
LE_   BASIC VB Compressed Disk1 File
LF   SoftwareKey License File
LFA   IncrediMail Default Animations (IncrediMail Ltd.)
LFA   LifeForm File
LFD   LucasArts Games Resource (Lucasfilm Entertainment Company Ltd.)
LFF   LucasFilm Format
LFG   LensForge Lens Design Specification (Ripplon Software Inc.)
LFL   LucasFilm Library
LFM   LifeForm File
LFM   Lazarus Lazarus Form Designer File (Free Pascal Lazarus Team)
LFP   IPRO View Load File (IPRO Tech Inc.)
LFP   LifeForm File
LFP   TrialDirector Load File (inData Corporation)
LFQ   LeechFTP Queue File
LFT   3D Studio Loft File (Autodesk, Inc.)
LFT   ChiWriter Laser Printer Font
LFXM   FaceMail Text to Speech E-mail
LG   Logo Procedure Definition
LG   Arhangel Compressed Archive
LG   Archive Handler by George Lyapko
LG2   HotMux Thermocouple Data Log File (DCC Corporation)
LG?   LoseThos Graphic File (Terry A. Davis)
LGA   Windows Applog File
LGC   Logicator File
LGC   SimpleK Database (Prosystech inc.)
LGC   Audio
LGC   Screen Saver Toolkit (Stardust Software)
LGC   Windows Application Log
LGC   Program Use Log File
LGC   Corel Layout Designer Logic File for SGML
LGD   Windows Application Log
LGE   Windows Application Log
LGF   Legal Eagle Text File
LGF   ProWORX Nxt Log Book Note (Schneider Electric)
LGF   Windows Application Log
LGF   LeechGet Download Manager FTP Queue (Martin Albiez)
LGF   Logomotion Graphic File (Logotron Ltd.)
LGG   Windows Application Log
LGH   Pro/ENGINEER (PTC)
LGH   Windows Application Log
LGI   Windows Application Log
LGI   Multimedia Logic Digital Logic Diagram (Softronics Inc.)
LGJ   Windows Application Log
LGK   Windows Application Log
LGL   Windows Application Log
LGL   LeechGet Download Manager Download Queue (Martin Albiez)
LGM   Windows Application Log
LGN   Windows Application Log
LGO   Modern ListGeo Output
LGO   MSWLogo Saved Logo Design (Softronics, Inc.)
LGO   SuperFax Header/Footer Logo
LGO   Windows Logo Driver (Microsoft Corporation)
LGP   Final Fantasy Game Archive (Square Enix Co., Ltd)
LGP   Logitech G15 Gaming Keyboard Profile File (Logitech)
LGP   Logotron SuperLogo File
LGP   Windows Application Log
LGQ   Windows Application Log
LGR   Elasto Mania Character Skin
LGR   Windows Application Log
LGS   Windows Application Log
LGT   Age of Mythology World Lighting Effect (Ensemble Studios Microsoft)
LGT   The Sims Lighting File (Electronic Arts (Maxis))
LGT   Urban Chaos Game File
LGX   Logistix Spreadsheet
LGZ   Windows Application Log
LH   Morph File
LHA   Compressed Archive File
LHN   Vosub Encrypted Subtitles (Qsubs)
LHP   Electric Butterfly
LHS   Literate Haskell Source File
LHTS   The Movies Editor Text String Database (The Movies Workshop)
LHW   Compressed Amiga Archive File
LHZ   LHA Compressed Archive File
LI$   MS Compressed Library
LIA   P-CAD Schematic Library (Altium Limited)
LIB   Greeting Card Library
LIB   Library Used by an Application
LIB   AS/400 Physical File Library (IBM)
LIB   Program Library Common Object File Format (COFF) (Microsoft Corporation)
LIB   Finale NotePad Music Library (MakeMusic, Inc.)
LIB   Sibelius House Style File (Sibelius Software Ltd)
LIB   Scholar’s Aid Library File
LIB   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIB   Game Maker Drag & Drop Actions Library (YoYo Games Limited)
lib   Common-Lisp Library
LIB   PSpice Library File (Cadence Design Systems, Inc.)
LIB   OrCAD Library Model (Cadence Design Systems, Inc.)
LIB1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIB2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIB3   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIBRARIES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIBRARY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
library-ms   Windows Explorer Windows Explorer (Microsoft Corporation)
LIBS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIC   ESET NOD32 Antivirus License File (ESET, LLC)
LIC   PETRA Log Image Calibration File (IHS Inc.)
LIC   Borland License File (Borland Software Corporation)
LIC   License File
LIC   FLEXnet Manager License File (Acresso Software Inc.)
LICENSE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LICK4   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LID   Light Field Description File
LID   Quicken 2002 Deluxe File (Intuit Inc.)
LID   LabelVision Auto Incrementing Value File
LID   Scholar’s Aid Backup File
LID   Maple V Setup File (Maplesoft, a Division of Waterloo Maple Inc.)
LID   WinDVD File
LID   Dylan Library Interchange Description
LID   Lextek Language Identification Module (Lextek International)
LIF   TurboTax Information Archive (Intuit)
LIF   Game of Life Pattern File
LIF   HP Logical Interchange Format File
LIF   Homeworld Layered Image Format File (Sierra)
LIF   Compressed Archive File
LIF   CA Clipper Installer Compressed File Archive
LIF   Knowledge Dynamics Install Archive
LIFE   Game of Life Pattern File
LIFE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIGH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIGHT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIGHTNING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LILLIES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIM   Limit Compressed Archive
LIN   ArcView ARC/INFO Lineset Symbol File (ESRI)
LIN   AutoCAD Linetype Definition (Autodesk, Inc.)
LIN   VAX Program Listing
LIN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIN   Medlin Accounting Current Period Invoice Detail (Medlin Accounting)
LINDBERG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LINEEDIT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LINES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LINK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LINKTP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LINO   LinoLab Source Code (Linova)
LINUX   File for Linux
LIP   SLIP
LIQ   CollegeBAR Bartending Software Liquor Cabinet
LIQ   Liquid Tracker Song/Module
LIQCRYS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LIR   Liram Application Save Application Setting (Liram Ltd.)
LIS   VAX Program Listing
LIS   Structured Query Reporting (SQR) Output
LIS   Compiler Listing File
lisp   LISP Source Code
LISPM   LISP Machine File Bitmap
LIST   BlindWrite (VSO-Software)
LIST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LISTER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LISTING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LISTLAYOUT   Adium Contact List Layout (The Adium Team)
LISTS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LISTTHEME   Adium Contact List Theme (The Adium Team)
LIT   Quake Colored Light Data
LIT   AMOS Executable File (Alpha Micro)
LIT   Movie
LIT   Reader eBook File (Microsoft Corporation)
LIV   LiveMotion SWF Movie (Adobe Systems Incorporated)
LIV   Living Actor Actor File (Cantoche)
LIV   Yamaha Live Voice File (Yamaha Corporation of America)
LIVEREG   Symantec Anti-Virus Update Session (Symantec Corporation)
LIVESUBSCRIBE   Symantec Anti-Virus Update Catalog (Symantec Corporation)
LIVEUPDATE   Norton Anti-Virus Update Settings File (Symantec Corporation)
LIX   Libronix DLS Resource
LIX   ExtendSim Library File (Imagine That Inc.)
LIZ   Comprressed List File
LI_   Rukus File
LJ   Text File for HP LJ II Printer
LJ   HP LaserJet Graphic Bitmap
LJB   Lightjockey Backup Database (Martin Professional A/S)
LJBDOWNLOAD   l-JB Download Manager Download Link File
LK   Advanced Revelation and OpenInsight Primary Data Storage Space (Revelation Software)
LKB   Faverly Data Recorder Output
LKD   Pioneer OEL Screensaver (Pioneer Electronics (USA) Inc.)
LKO   Outlook Express Linked Object (Microsoft Corporation)
LKP   Systems Management Server (SMS) Lookup File (Microsoft Corporation)
LKS   WinAmp Links File
LKT   Lookup Table
LKU   T9000 Linkable Unit
LKY   Trojan Troj/Zlob-AGB
LL   Links Language Template File
LL   List and Label Printer Setup File (combit GmbH)
LL3   LapLink III Document File
LLB   LabVIEW Application Program Library (National Instruments Corporation)
LLC   LapLink Saved Connection File
LLD   Links Language Data File
LLG   LADSIM Ladder Logic Diagram (Bytronic Ltd)
LLP   Lotto Logic 2002 Lottery Configuration File (Timersoft)
LLP   VersaPro Local Logic Block
LLP   Digital Chart of the World Data File
LLSD   Linden Lab Structured Data (Linden Research, Inc.)
LLT   Digital Chart of the World Data File
LLV   Lizard Safeguard License File (LockLizard Ltd)
LLX   List and Label Extension Object (combit GmbH)
LLX   Tonline Ob4hbci File
LLX   Laplink Exchange Agent
LM8   Picture File
LMA   Netscape Packetized Audio
LMA   Learning Mobile Author (LMA) Project File (Hot Lava Software)
LMD   Tune Smithy List of Modes for a Musical Scale
LMD   ABBYY Finereader 4.0 Sprint (ABBYY Software House)
LME   LegglessMusicEditor Sound/Module
LMH   Memory Hacking Software Memory File (Outdated) (Shawn (L. Spiro) Wilcoxen)
LMI   HomePortal Firmware Recovery File (2Wire, Inc.)
LMK   Sprint-Layout Macro (ABACOM Ingenieurb黵o)
LML   LOGML File
LMP   Quake File
LMP   Doom Recorded Demo File (Id Software, Inc.)
LMR   QuickBooks Loan Manager File (Intuit Inc.)
LMS   Light-O-Rama Lighting Control File (Light-O-Rama)
LMT   RPG Maker 2000/2003 Map Tree (Enterbrain)
LMU   RPG Maker 2000/2003 Map File (Enterbrain, Inc.)
LMV   LEGO CAD Movie (The LEGO Group)
LMV   Flash Source Code (Adobe Systems Incorporated)
LMV   LiveSwif Movie File
LMW   LMW Examples File
LMX   Lomax Software Game File Lomax Software Game File
LMX   Nokia Nokia (Nokia)
ln   UNIX lint File
LN03   DEC LN03+ Sixel Bitmap
LNB   Logomanager File
LND   3D Landscape Data
LNED   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LNF   Oyoaha lookandfeel Interface Elements (Oyoaha)
LNG   Acrobat Language Plug-in (Adobe Systems Incorporated)
LNG   DeepBurner Language File (ASTONSOFT Co.)
LNG   Diablo II (Blizzard Entertainment)
LNG   Jasmine Language File
LNG   NRG SDR Language File
LNG   Lahey FORTRAN Language Extension
LNG   Language File
LNG   Launch-n-Go Shared Keyboard Shortcuts (Tethys Solutions, LLC.)
LNG   Lingo Script File
LNG   SourceEdit Language Definition
LNGTH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LNK   Windows Shortcut File (Microsoft Corporation)
LNK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LNK   Linker File
LNK   Advanced Revelation Database File (Revelation Software)
LNK   XNBC V8 Biological Neural Network Simulation Workstation Link Configuration File
LNK2   Program Neighborhood Explorer Shortcut (Citrix Systems, Inc.)
LNM   WordPerfect SGML Alias (Corel Corporation)
LNR   Lunar Invasion Saved Game
LNS   LinkStash Bookmark File
LNS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LNT   ARMACON Data File (LNT Engenharia [LNTinfopage])
LNT   LiveNote Case File (LiveNote Technologies)
LNX   Atari Lynx ROM Image (Atari)
LNX   Lynx Project File (Zippety Software)
LO   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LO   GNU Libtool Library Object File (GNU Project – Free Software Foundation)
LO4   SeeYou Flight Data (Naviter)
LOAD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOADER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOADS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOAN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOANS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOANX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOC   Localisation String Resource Header File
LOC   MicroSim PCBoard Component Locations Report
LOC   Suppose Locations File
LOC   EasyGPS TerraByte Location File (TopoGrafix)
LOCAL   Xset Setup Program Bin File
LOCAL   DLL Redirection DLL Redirection (Microsoft Corporation)
LOCAL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOCATOR   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOCK   .NET Framework Database Lock File (Microsoft Corporation)
LOCKED   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOCKED   Softwrap Locked and Encrypted EXE File (Softwrap)
LOCKSMITHING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOD   Load File
LOD   Homeworld Level Of Detail (Sierra Entertainment, Inc.)
LOD   A-10 Cuba! Weapons Loadout (Activision, Inc.)
LOF   LaTeX Auxiliary File for List Of Figures
LOG   Pro/ENGINEER (PTC)
LOG   Log File
LOG   MS HTMLHelp Log
LOG   ProWORX Nxt Text Log File (Schneider Electric)
LOG   TrialDirector Load File (inData Corporation)
LOG   HijackThis Log File (Trend Micro Incorporated)
LOG   PDP-10 Batch Log File
LOG   SeeYou Flight Data (Naviter)
LOG   Wise Installer Log (Symantec Corporation)
LOG   LabVIEW Binary Datalog (National Instruments Corporation)
LOGIN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGO   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGO2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGO3   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGO4   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGOFF   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGON   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOGONVISTA   LogonStudio Vista Logon Image (Stardock Corporation, Inc.)
LOGONXP   LogonStudio Document (Stardock Corporation, Inc.)
LOK   FileWrangler/ZipWrangler/SecurDesk! Encrypted Archive
LOK   OmniPage Ver 9 File (Nuance Communications, Inc.)
LOL   Lolcode Source File (Lolcode)
LOLLY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LONG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOO   Sterlingware Fractal Parameter File (Stephen Ferguson)
LOOK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOOP   Soundtrack Hinted Audio Loop (Apple Inc.)
LOOP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOOP1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOOP2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOOPA6   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOP   Sierra Mastercook Layout File
LOSANGELE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOT   LaTeX Auxiliary File for List Of Figures
LOUD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOUD3   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOVE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOW   PDP-10 Low Segment of a Two-Segment Program
LOW   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LOWSTRINGS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LO_   Systems Management Server (SMS) Renamed Old Log File (Microsoft Corporation)
LP   FlexRip/B
LP   LP88 Linear Programming for the IBM-PC File
LP   Lightscape Preparation File
LP   LaTeX Drawing File (LaTeX3 Project)
LP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LP   NASCAR Racing 2002 Track Configuration Options (Sierra)
LP   Voice Manager Audio Recording (Coby Electronics Corp.)
LP1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LP3   Hansen Software Label Printer
LP4   36-Image Converter Encrypted Language Pack (UIC Phoenxsoftware)
LP4   Hansen Software Label Printer
LP7   LP7Signer Digital Signed File (Lex Persona)
LPA   LPA-View Laser Particle Analyser Test Analysis Software
LPAQ   Data Compression Programs Compressed File (Matt Mahoney)
LPB   LP88 Linear Programming for the IBM-PC File
LPB   ProWORX Nxt Logic Pointer (Schneider Electric)
LPC   LivePC Engine Subscription Information (moka5)
LPC   Teko Printer Driver
LPC   Linear Predictive Coding Sound
LPD   Label Pro Ver. 2.0-3.02 Data File (Avery)
LPD   Helix Nuts and Bolts File
LPD   LogonProcessor Configuration Database (VAI)
LPD   LECTURNITY Multimedia Audio/Video/Clips Presentation Document (IMC AG)
LPF   LogicPort LA1034 Logic Analyzer Project (Intronix Test Instruments, Inc.)
LPF   Lytec’s Direct Electronic Medical Claims ClaimsDirect
LPF   ProWORX Nxt Logic Pointer (Schneider Electric)
LPG   Lowrey Organ Registration (Setup) File (Lowrey Organ Company)
LPI   Live Pictures
LPI   Free Pascal Lazarus Project Information File
LPJ   PASSOLO Localization Project
LPJ   SoftwareShield License Manager License Project File (SoftwareShield Technologies Inc.)
LPK   License Package
LPK   Lazarus Lazarus Package File (Free Pascal Lazarus Team)
LPL   Darkstone Character Information File
LPN   LVPlan – Planification of Low Voltage Aerial Distribution Networks
LPP   Let’s Photo Photo Slideshow (Canopus Co., Ltd.)
LPR   LAPRO Source Code File (Marco Mugnatto)
LPR   Homeworld (Sierra Entertainment, Inc.)
LPR   Lazarus Free Pascal Lazarus Project File
LPROJ   Mac OS X Localized Project Folder
LPT   LogPlot/LogView Compiled Boring Log (RockWare, Inc.)
LPT   PDP-10 Line Printer Output
LPT   TrialDirector Load File (inData Corporation)
LPU   PASSOLO Localization Project
LQ   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LQF   Leech FTP Save Queue File
LQP   Liquid Audio Player Passport File (Geneva Media, LLC)
LQR   Compressed Archive File
LQT   Liquid Audio Player File (Geneva Media, LLC)
LQT   Winamp File
LR   Chaos Desktop Layer List (Chaos systems AB)
LRC   Lyric File
LRC   StepMania Lyric File (StepMania)
LRC   Intel Video Phone Language Resource Control (Intel Corporation)
LRC   Dance With Intensity
LRD   Money Locked Database File (Microsoft Corporation)
LRF   BroadBand eBook
LRF   C/C++ Linker Response File (Microsoft Corporation)
LRF   Line Rider 2 Unbound Custom-Drawn In-Game Font (inXile entertainment)
LRG   Macromedia XRes Multi-resolution Bitmap
LRM   Encarta Class Server Learning Resource (Microsoft Corporation)
LRM   Line Rider 2 Unbound Saved Track (inXile entertainment)
LRP   IBM Works for OS/2 Report
LRP   Linux Router Project Package
LRP   Line Rider 2 Unbound Puzzle Part (inXile entertainment)
LRR   Mercury LoadRunner Test Results File (Mercury Interactive Corporation)
LRS   Lazarus Lazarus Resource File (Free Pascal Lazarus Team)
LRS   Language Resource File (Corel)
LRS   Mercury LoadRunner Scenario (Mercury Interactive Corporation)
LRS   Lode Runner 2 Savegame (GT Interactive(now Atari/Infogrames))
LRS   Lexar Encrypted File (Lexar Media, Inc.)
LRS   Daylon Leveller Rendition Style
LRT   Yacc: Yet Another Compiler-Compiler Log File
LRU   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LRX   BroadBand Secure eBook
LRZ   Lotto Hat File
LS   Lightscape Solution File
LS   Links 98 Game File
LS   Unix ls Directory File
LS   Freeware Dictionary Project Data File
LS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LS1   OzWin CompuServe E-mail/Forum Access Library Listing
LS1   Winhelp Source file
LS1   Cokriging Software VARIO Output File
LS2   Cokriging Software COREG Output File
LSA   LightScape Technologies ASCII Data
LSA   Liquid Audio Player Skin File (Geneva Media, LLC)
LSB   LightScape Technologies Binary Data
LSC   LOGO!Soft Comfort Circuit File (Siemens AG)
LSC   Tune Smithy List of Muscial Scales
LSD   RPG Maker 2000/2003 Saved Game File (Enterbrain)
LSD   Fifa World Cup Game Data Environment File
LSD   LECTURNITY Presentation File Source Format (IMC AG)
LSD   ABBYY Lingvo Non-changaeble System Dictionary (ABBYY Software House)
LSE   Audio Manager (Nokia)
LSF   Libronix DLS Resource
LSF   Totem Cash Profile File
LSF   Streaming Audio/Video File
LSG   LocStudio Glossary (Microsoft Corporation)
LSI   Audio
LSI   Corel Layout Specification Instance SGML
LSL   lightScribe Direct Disk Labeling lightScribe Direct Disk Labeling (HP – lightScribe Direct Disk Labeling)
LSL   Liquid Audio Player Resource DLL (Geneva Media, LLC)
LSL   Corel Paradox Saved Library
LSL   Daylon Leveller Shape List
LSL   Lotus Script Library (IBM)
LSLANG   Ad-Aware Language File (Lavasoft)
LSLIDE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
lsm   Linux Software Map
LSN   Works File (Microsoft Corporation)
LSO   Logic Audio File
LSO   BHV Tonstudio Platin File
lsp   Common-Lisp Source Code
LSP   newLISP Source Code (Lutz Mueller)
LSP   Liquid Player Playlist (Liquid Studio)
LSP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LSP   AutoLISP Application Source Code (Autodesk, Inc.)
LSP   Living Scenes Jigsaw Puzzles
LSQ   MRS-802 Phrase Loop Formula Data (Zoom Corporation)
LSQ   CalTech PaleoMag Least Squares Format
LSQ   IBM Voice Type Language Addword File
LSQ   VAX CRYSTALS Chemical Crystallogaphy File
LSR   Logos Library System 2.x Standard Reference Definition
LSS   Legato Spreadsheet
LSS   LotusScript Program File
LSSAVE   Memory Hacking Software Memory File (Shawn (L. Spiro) Wilcoxen)
LST   Ingres Dump List File (Computer Associates International, Inc.)
LST   Kaspersky Lab Blacklist File (Kaspersky Lab)
LST   BPM Studio Play List (ALCATech)
LST   Family Tree Maker Error File
LST   IMail Server List Server Mail (Ipswitch, Inc.)
LST   Listing or List
LST   Oracle Spool File
LST   OzWin CompuServe E-mail/Forum Access Library Listing
LST   PowerPoint View File (Microsoft Corporation)
LST   Acrobat Font List File (Adobe Systems Incorporated)
LST   Valve Map Related File (Valve Corporation)
LST   Pro/ENGINEER Temporary File (PTC)
LST   SAS Procedure Output (SAS Institute Inc.)
LST   MovieList Deluxe Project/Playlist file (ASW Software)
LST   Orchida Knitting System (Orchida Soft)
LST   1st Reader Keyboard Macro
LST   SignIQ Field List (ImpulseLogic)
LSW   Golf Swapfiles File
LSW   Technics Keyboard Current Panel File
LSX   Streaming Audio/Video Shortcut
LSZ   Adressmn File
LSZ   LiteStep Installer Theme File (beyondconvention)
LSZ   WinFax (Symantec Corporation)
LSZ   Learning Score Learning Score (Tribal)
LSZ   LSize LSize (MicroRidge)
LS_   Unix ls Directory File
LT   PC LTAS Printer Configuration File
LT   Shape Cut (Laxmi Technologies)
LT2   Curious Labs Poser Lighting File
LTB   Amma Lsb v1.0
LTD   LivingTime Data File (Lifescope Inc.)
LTE   Adressmn
LTF   Frogans Short-cut (STG Interactive SA)
LTG   Lasertank Bitmap Graphics
LTH   Easy CD Creator Theme File (Sonic Solutions)
LTH   Sierra Print Artist Letterhead
LTL   Linear Temporal Logic Formula
LTM   Lotus Form (IBM)
LTM   EOSAT Landsat Thematic Mapper Bitmap Data
LTM   LiteMail Database/Project (Sprika Software)
LTPL   Insight II Layout Template File (Accelrys Software Inc.)
LTR   ACT! Letter (Best Software CRM Division)
LTR   Letter
LTT   HP Library and Tape Tools Log File
LTT   SDR99 Speech Recognition Task Lexical TREC Transcription
LTT   MicroImages Text Layout (MicroImages, Inc.)
LTX   LaTeX Mathematical Text Document
LU   ThoughtWing Library Unit File
LUA   Lua Source (Tecgraf – Computer Graphics Technology Group)
LUA   Lua Player for PSP Script (InsertWittyName)
LUA   Homeworld Generic Lua File (Sierra Entertainment, Inc.)
LUB   Star Wars Game File (Lucasfilm Ltd.)
LUCS   Amaya Tools
LUDI_PSEUDO_PROTEIN   Insight II Exclusion Shell File (Accelrys Software Inc.)
LUF   Lipikar Text (Santanu Ghosh,)
LUL   OzWin CompuServe E-mail/Forum Access Upload
LUMPSUM   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LUN   DB-MAIN Project File (REVER S.A.)
LUNCH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LUNCH   Lunchbox Battles Lunchbox Battles (Bram Bos)
LUP   OzWin CompuServe E-mail/Forum Access Library Update
LUT   Osiris Prefs Colordir File
LUT   LUT File
LUTE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LUX   Spectramap Database (Coloritto BV)
LUXB   Lux Saved Map File (Sillysoft)
LUZ   Spectramap Spectramap (Coloritto)
LV1   Boulder Rash Original Single Level
LV5   Return to Wonderland Deluxe Version Level File (Midnight Synergy)
LV6   Return to Wonderland Platinum Version Level File (Midnight Synergy)
LVA   Logitech Video Effects Avatar and Face Accessory (Logitech)
LVB   Outlaws Binary Mission Files (LucasArts Entertainment Company LLC)
LVD   LPA-View Data File (MP Filtri U.K. Ltd.)
LVF   Logitech Video Effects Avatar and Face Accessory (Logitech)
LVL   Boulder Rash Original Full Levels
LVL   Continuum Zone Data (SubSpaceDownloads.com)
LVL   Zero Editor Zero Engine Game File (Lucasfilm Ltd.)
LVL   Snood Game Level
LVL   Parallax Miner Descent/D2 Level Extension Level Extension
LVL   Max Payne Uncompiled Level File (Rockstar Games)
LVL   Lasertank Level
LVL   Lode Runner 2 Level/User Level (GT Interactive(now Atari/Infogrames))
LVL   Super Mario Bros X Level File
LVM   LabVIEW Measurement (National Instruments Corporation)
LVP   Lucent Voice Player
LVP   LView Pro Image
LVP   Avaya Voice Player Compressed Voice Audio (Avaya Inc.)
LVS   Daylon Leveller Selection Mask
LVT   Outlaws Text Mission Files (LucasArts Entertainment Company LLC)
LVU   Livid Union Project File (Livid Instruments)
LVW   Daylon Leveller View File
LVZ   Continuum Zone Data Graphics (SubSpaceDownloads.com)
LW   LightWave (ClearJump)
LW   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LW   Line Work TIFF Bitmap
LW2   Lightwright Version 2 Show Data File (John McKernon Software)
LW3   Lightwright Version 3 Show Data File (John McKernon Software)
LW4   Lightwright Version 4 Show Data File (John McKernon Software)
LW5   Lightwright Version 5 Show Data File (John McKernon Software)
LWA   LightWorks Archive (LWA) Material/Scene File (LightWork Design Ltd.)
LWA   Lightwright Automated Action File (John McKernon Software)
LWC   Living Word Commentaries Bible File
LWD   LotusWorks Text Document (IBM)
LWF   LuraWave-compressed Graphic File
LWI   LightWorks Image (LightWork Design Ltd.)
LWK   LonghornMax Data File (Cattlesoft, Inc.)
LWL   Lightwright Printed Paperwork Formatting Instructions (John McKernon Software)
LWM   LittleWays Map (hfrmobile)
LWO   LightWave 3D 3D Object (NewTek)
LWO   Tstream Editor Studio Translation Package (Xplanation Language Services)
LWP   Lightwright Dimmer Rack Power Phase Layouts (John McKernon Software)
LWP   Wordpro 96/97 Document (IBM)
LWP   IBM Works for OS/2 Document
LWR   RollerCoaster Tycoon Laser Writing (Atari)
LWS   LightWave 3D 3D Scene File (NewTek)
LWT   Lightwright Attribute List File (John McKernon Software)
LWTP   LimeWire Theme File (Lime Wire LLC.)
LWV   Litewave Audio File (MASTLabs LLC)
LWV   Linguistically Enhanced Sound File (Microsoft Corporation)
LWY   Lightwright Library File (John McKernon Software)
LX   LPEX Customization Command Profile
LXA   Office Speech Lexicon File (Microsoft Corporation)
LXD   eDictionary Reader Dictionary Data File (PPCLINK)
LXD   Lexacom Data File (Aprobrium Limited)
LXF   LEGO CAD Scene File (The LEGO Group)
LXF   Lenex Compressed XML Data (GeoLogix AG)
LXFML   LEGO CAD Digital Designer XML Data (The LEGO Group)
LXG   LEGO CAD PC/Macintosh Exchange Format (The LEGO Group)
LXL   LPEX File Open Command Profile
LXM   Lexacom Mobile PDA Dictation File (Aprobrium Limited)
LXML   Leerling Volg Systeem Leering File (Zoutewelle Media Groep b.v.)
LXN   SeeYou Flight Data (Naviter)
LXO   LaserMaster Font
LXS   LPEX File Save Command Profile
LXV   Lexar Secure II Encrypted Vault (Lexar Media, Inc.)
LXW   Lexacom Talk & Type Dictation File
LY   GNU LilyPond
LY+   DataCAD Plus Layer (DATACAD LLC)
LYNX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LYR   Lyrics for Audio CD
LYR   DataCAD Layer File (DATACAD LLC)
LYR   Song Lyric File
LYRIX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LYS   DataCAD Layer Control File (DATACAD LLC)
LYT   DESQview (Symantec Corporation)
LYT   Printed Circuit Board Layout File
LYT   MicroImages Text Layout (MicroImages, Inc.)
LYT   MetaCAM Layout (Metamation, Inc.)
LYT   SignMaking Application Extension
LYT   TurboTax Install Log File (Intuit)
LYX   LyX
LZ   lzip Compressed File (Antonio Diaz Diaz)
LZA   LZA Animation/Video
LZD   Binary Difference File
LZF   3ds Max Lens Effect Flare (Autodesk, Inc.)
LZH   Compressed Archive File
LZM   Slax Add-on Module
LZMA   7-Zip Compressed File (Igor Pavlov)
LZO   lzop Compressed Archive
LZR   Compressed Archive File
LZS   Compressed Archive File
LZS   Skyroads Data File
LZS   LARC Compressed File Archive
LZSS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
LZW   Compressed Amiga Archive File
LZW   LHWarp Compressed Amiga File Archive
LZX   Compressed File
LZX   OpenLaszlo Web Application (Laszlo Systems, Inc.)
LZZZZZZZ   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)

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