Find data formats and their file extensions starting with L.
With literally thousands of data file formats employed by Windows and Window-based apps, keeping track of all the file extensions employed by your software applications and programs can be quite a challenge. Fortunately, Webopedia’s Complete List of Data File Formats and File Extensions makes it quick and easy to sift through thousands of file extensions and data file formats to find exactly what you need. You can peruse the full list or search for data formats and file extensions based on the letter they start with from the table below.
| Number Symbol 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 Full List |
Data File Formats that Begin with the Letter ‘L’ |
|
| .l | Lex source code file |
| Lisp source code file | |
| Linker directive file (WATCOM wlink) | |
| .l01 | ARC Digitized Raster Graphics |
| .lab | Datafile (NCSS – SOLO) |
| Mailing labels (Q+E for MS Excel) | |
| .lang | Skype Language file |
| .lat | Crossword Express Lattice file |
| .latex | LaTeX typesetting system |
| .lay | Word chart layout (APPLAUSE) |
| .lbg | Label generator data (dBASE IV) |
| .lbl | Label (dBASE IV – Clipper 5 – dBFast) |
| .lbm | Bitmap graphics (DeluxePaint) |
| Linear bitmap graphics (XLib) | |
| .lbo | Compiled label (dBASE IV) |
| .lbr | Compressed file archive created by LU (lue220.arc) |
| Display driver (Lotus 1-2-3) | |
| .lbt | Label memo (FoxPro) |
| .lbx | Label (FoxPro) |
| .lcf | Linker Control File (Norton Guides compiler) |
| .lck | Lockfile (Paradox) |
| .lcl | Data (FTP Software PC/TCP) |
| .lcn | Lection (WordPerfect) |
| .lcs | Datafile (ACT! History Files) |
| L0phtCrack Audit file | |
| .lcw | Spreadsheet (Lucid 3-D) |
| .ld | Long Distance codes file (Telix) |
| .ld1 | Overlay file (dBASE) |
| .ldb | Data (MS Access) |
| .ldf | Library definition file (Geoworks Glue) |
| locking data file or (locking security file) | |
| IBM Works for OS/2 Filer Form | |
| Microsoft SQL Server Transaction Log File | |
| .ldif | LDAP Data Interchange Format |
| .leg | Legacy Graphic Format |
| .les | Lesson (check *.cbt) |
| .let | Letter |
| .lev | Level file (NetHack 3.x) |
| .lex | Lexicon (dictionary) (many) |
| .lfa | LifeForm file |
| .lft | Laser printer font (ChiWriter) |
| .lg | Logo procedure definitions (LSRHS Logo) |
| .lgc | Program Use Log file |
| .lgo | Logo for header and footer (SuperFax) |
| Startup logo code (Windows 3.x) | |
| .lgx | Gerber file |
| .lha | Compressed file archive created by LHA/LHARC (lha255b.exe) |
| .lhw | Compressed Amiga file archive created by LHWARP |
| .lib | Library file (several programming languages) |
| .lic | License file (Shareware) |
| FLAMES License File Professional Edition (Ternion) | |
| .lid | Kodak Gallery Album file |
| WinDVD file | |
| Light Field Description file | |
| Dylan Library Interchange Description | |
| LabelVision Auto Incrementing Value file | |
| Maple V Setup file | |
| Scholar’s Aid Backup file | |
| .lif | Logical Interchange Format data file (Hewlett-Packard) |
| Compressed file archive | |
| .lim | Compressed file archive created by LIMIT (limit12.zip) |
| .lin | Line types (AutoCAD) |
| .lis | Listing (VAX) |
| .lit | MS Reader eBook file |
| .lix | Extend Simulation Library file |
| Libronix DLS Resource (LLS 2.x Index) | |
| .lj | Text file for HP LJ II printer |
| .lko | MS Outlook Express Linked Object |
| .ll3 | Laplink III related file (document) (LapLink III) |
| .lmp | Lump File |
| .lmt | Nokia PC Suite Log file |
| RPG Maker map tree file | |
| .lnd | 3D Landscape Data |
| .lng | Adobe Acrobat Language Plugin file |
| Diablo II file | |
| NRG SDR Language file | |
| .lnk | Windows Shortcut file |
| Linker response file (.RTLink) | |
| .loc | MicroSim PCBoard Component Locations Report |
| Suppose Locations file | |
| Download format for search results on Geocaching.com | |
| .lod | Load file |
| .log | Log file |
| .lok | Encrypted and compressed archive format (FileWrangler, SecurDesk!, ZipWrangler) |
| .lpc | Printer driver (TEKO) |
| .lpd | Helix Nuts and Bolts File |
| Avery Label Pro | |
| .lpf | Lytec’s Direct Electronic Medical Claims ClaimsDirect |
| .lpi | Live Pictures |
| .lpk | Licensed ActiveX Control for Internet Explorer. |
| .lrf | Linker response file (MS C/C++) |
| .lrs | Language Resource File (WordPerfect for Win) |
| .lse | Nokia Audio Manager |
| .lsf | Streaming Audio/Video file |
| Libronix DLS Resource | |
| .lsl | Lotus Script Library |
| .lsp | Lisp source code file (Xlisp) |
| .lss | Spreadsheet (Legato) |
| .lst | Keyboard macro (1st Reader) |
| List file (archive index – compiler listfile) | |
| Spool file (Oracle) | |
| SAS Program file | |
| .lt2 | e frontier Poser file |
| .ltm | Form (Lotus Forms) |
| .ltr | Letter |
| .lua | Lua Source Code file |
| .lvl | Game Level file |
| .lvp | Lucent Voice Player |
| LView Pro | |
| .lwa | LightWorks Archive Material/Scene file |
| .lwd | Text document (LotusWorks) |
| .lwo | NewTek Lightwave Object |
| .lwp | IBM Word Pro / Lotus Word Pro 96/97 document file |
| .lwz | MS Linguistically Enhanced Sound file |
| .lx | Lexico – files with source code |
| .lyr | DataCAD Layer file |
| .lzd | Difference file for binaries (Ldiff 1.20) |
| .lzh | Compressed file archive created by LHA/LHARC (lha255b.exe) |
| .lzs | Compressed file archive created by LARC (larc333.zip) |
| .lzw | Compressed Amiga file archive created by LHWARP |
| .lzx | Compressed file |
Recommended Reading: An Introduction to Data File Formats and Their File Extensions
| Number Symbol 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 Full List |
This article was originally published on June 24, 2010
