File Extension Seeker

Metasearch engine for file extensions - Find info about unknown file extensions or filetypes lightning fast!

File extension filetypes
Click here to run a FREE scan for file extensions related errors

Website  EXT   Filetype description                                    
    FILExt  ACW  AutoCaption Worksheet File (Image Logic Corporation) 
    File Extensions  CAL  SuperCalc Worksheet file 
    FILExt  CAL  SuperCalc Worksheet 
    TrID  CAL  SuperCalc worksheet 
 Header Hexdump:  53 75 70 65 72 43 61 6C 63 
    FILExt  DSQ  DASYLab Worksheet Sequence 
    FILExt  DWK  DADiSP DADiSP Worksheet File (DSP Development Corporation) 
    FILExt  FBD  The Quarterback Pro Coverage Worksheet 
    FILExt  GPJ  Grapher Worksheet Project (Golden Software Inc.) 
    File Extensions  GPJ  Grapher Worksheet Project 
    FILExt  GSW  GraphShow Worksheet 
    File Extensions  GSW  GraphShow worksheet 
    Wikipedia  GSW  Worksheet - GraphShow 
    FILExt  MS  Maple Worksheet (Maplesoft a Division of Waterloo Maple Inc.) 
    File Extensions  MS  Maple worksheet 
    FILExt  MTP  Minitab Portable Worksheet (Minitab Inc.) 
    TrID  MTP  Minitab Portable Worksheet 
 Header Hexdump:  4D 69 6E 69 74 61 62 20 50 6F 72 74 61 62 6C 65  
    FILExt  MW  Maple Worksheet (Maplesoft a Division of Waterloo Maple Inc.) 
    TrID  MW  Maple XML worksheet 
 Header Hexdump:  3C 3F 78 6D 6C 20 76 65 72 73 69 6F 6E 3D 22 31  
    TrID  MWS  Maple worksheet 
 Header Hexdump:  7B 56 45 52 53 49 4F 4E 20 
    FILExt  OGW  Origin Worksheet File (OriginLab Corporation) 
    FILExt  OSC  OptionScope Worksheet (Equis International) 
    TrID  OSC  OptionScope Worksheet 
 Header Hexdump:  18 4F 70 74 69 6F 6E 20 57 6F 72 6B 73 68 65 65  
    FILExt  OTW  Origin Worksheet Template File (OriginLab Corporation) 
    FILExt  PXL  Pocket Excel Worksheet (Microsoft Corporation) 
    FILExt  S1E  Sealed Excel Worksheet (SealedMedia) 
    FILExt  SP4  20-20 CAP Studio Worksheet File (20-20 Technologies) 
    File Extensions  SPW  Jandel Sigma Stat/ SigmaPlot Worksheet 
    FILExt  SPW  SigmaPlot Worksheet 
    Wikipedia  SPW  Worksheet - SigmaPlot 
    FILExt  SXL  Sealed Excel Worksheet (SealedMedia) 
    FILExt  TEMPLATE  Worksheet Template (20-20 Technologies) 
    FILExt  WG1  1-2-3 Worksheet (IBM) 
    File Extensions  WG1  Spreadsheet Lotus1-2-3/G worksheet 
    Wikipedia  WG1  Worksheet - Lotus 1-2-3/G 
    FILExt  WG2  1-2-3 Worksheet (IBM) 
    File Extensions  WG2  Lotus 1-2-3 for OS/2 worksheet 
    Wikipedia  WG2  Worksheet - Lotus 1-2-3 for OS/2 
    TrID  WK*  Lotus 123 Worksheet (generic) 
 Header Hexdump:  00 00 
    TrID  WK1  Lotus 123 Worksheet (V2) 
 Header Hexdump:  00 00 02 00 06 04 06 00 08 00 00 00 00 00 
    FileInfo  WK1  Lotus Worksheet 
    FileInfo  WK2  Lotus 2 Worksheet 
    TrID  WK3  Lotus 123 Worksheet (V3) 
 Header Hexdump:  00 00 1A 00 00 10 04 00 00 00 00 00 
    FileInfo  WK3  Lotus 3 Worksheet 
    TrID  WK4  Lotus 123 Worksheet (V4) 
 Header Hexdump:  00 00 1A 00 02 10 04 00 00 00 00 00 
    FileInfo  WK4  Lotus 4 Worksheet 
    FileInfo  WK5  Lotus 5 Worksheet 
    FileInfo  WKI  Lotus 2 Worksheet 
    FILExt  WKS  DeskMate Worksheet 
    TrID  WKS  DeskMate worksheet 
 Header Hexdump:  0E 57 4B 53 
    FILExt  WLS  602PC SUITE Worksheet File (Software602 Inc.) 
    FILExt  WS  APL Worksheet 
    File Extensions  WS  APL Worksheet 
    Wikipedia  WS  APL Worksheet 
    FILExt  WS  SmartWare Worksheet 
    FILExt  XLB  Excel Worksheet (Microsoft Corporation) 
    FILExt  XLS  Excel Worksheet (Microsoft Corporation) 
    FILExt  XLXML  Excel XML Worksheet (Microsoft Corporation) 
    FILExt  XMCD  MathCAD XML-based Worksheet (Mathsoft Engineering & Education Inc.) 
    TrID  XMCD  Mathcad XML based worksheet 
 Header Hexdump:  3C 3F 78 6D 6C 20 76 65 72 73 69 6F 6E 3D 22 31  
    FILExt  XS3  XESS Worksheet (Applied Information Systems Inc.) 
    TrID  XS3  XESS worksheet (generic) 
 Header Hexdump:  30 3A 3A 58 53 
    FILExt  XS4  XESS Worksheet (Applied Information Systems Inc.) 
    TrID  XS4  XESS worksheet (generic) 
 Header Hexdump:  30 3A 3A 58 53 
    FILExt  XS5  XESS Worksheet (Applied Information Systems Inc.) 
    TrID  XS5  XESS worksheet (generic) 
 Header Hexdump:  30 3A 3A 58 53 

Found 65 item(s). Click on the websites' links above for the details!
Run a FREE Registry SCAN now