.??_  Files ending in "_" are often compressed install files of the same
          name (e.g., .EX_ expands to .EXE, .DL_ expands to .DLL, etc.)
  .?    Multi-part Super Nintendo Game-console ROM Image (? = 1, 2, 3, etc.)  [See ZNES or SNES9x]

  .0    Inno Setup Binary File
  .000  (000-999) Sequentially Numbered Backup Files
        (000-600) Paperport Scanned Image
            (.000 is desktop, .100-.600 images - number may include hex "a" to "f")
        (000-999) ARJ Multi-volume Compressed Archive (also see .A00)
        MS Doublespace Compressed Data File
        Geoworks Data File
  .00B  PenSoft Payroll Backup File
  .001  (001-999) HJSplit File (file splitter for large files)
        Fax Data File (various)  [XnView]
        Tagged Image Format File  [IrfanView] [SwiftView]
  .01B  PenSoft Payroll Backup File
  .075  Ventura Publisher 75dpi Screen Characters
  .085  Ventura Publisher 85dpi Screen Characters
  .091  Ventura Publisher 91dpi Screen Characters
  .096  Ventura Publisher 96dpi Screen Characters
  .0B   PageMaker Printer Font LineDraw Characters

  .1    Inno Setup Binary File
        Roff/nroff/troff/groff Manual Source (UNIX)
  .10X  Gemini Bitmap Printer Graphics File
  .113  Iomega Backup File
  .123  Lotus File
  .12M  Lotus Smartmaster File
  .12U  PageMaker Font File
  .15U  PageMaker Printer Font
  .196  Computer Snooper Log File
  .1PE  TurboTax Form File
  .1ST  Information (e.g., README.1ST)
  .1TX  1toX File (Logipole)

  .22   Clipstream 20 Kb Stream
  .24B  24-bit Graphic File
  .286  Windows Standard Mode Driver
  .2BP  Pocket PC Bitmap  [XnView]
  .2D   2D VersaCAD Drawing File
        Amapi  [XnView]
  .2GR  Windows EGA/VGA Screen Grabber  [EGA] [VGA]

  .3    Solaris Device Configuration Assistant Boot Diskette
  .301  Brooktrout Fax-Mail File  [XnView]
  .303  Seq-303 Settings
  .320  Chromelion Demo Data File
  .323  H.323 Internet Telephony
  .340  Chromelion Demo Data File
  .386  Windows Enhanced Mode Driver or Swap File
  .3A3  STABCAL (stability calculation for aqueous systems) File
  .3A5  STABCAL (stability calculation for aqueous systems) File
  .3B3  STABCAL (stability calculation for aqueous systems) File
  .3B5  STABCAL (stability calculation for aqueous systems) File
  .3C3  STABCAL (stability calculation for aqueous systems) File
  .3C5  STABCAL (stability calculation for aqueous systems) File
  .3D   VersaCAD 3D Drawing File
  .3DB  3D Mark Database (system testing - unverified)
  .3DM  3D Modeler File
  .3DMF  QuickDraw 3D Metafile
  .3DML  Rover 3D Modeling
  .3DP  Serif 3D Plus
  .3DS  3D Studio Graphic
  .3DV  Visual Component File
  .3DZ  Easy 3D Creator Project File
  .3FX  Corel Chart 3D Effect
  .3GR  Windows SVGA/XVGA Screen Grabber  [SVGA]
  .3IN  MSN Setup Information
  .3O3  STABCAL (stability calculation for aqueous systems) File
  .3O5  STABCAL (stability calculation for aqueous systems) File
  .3T4  Binary to ASCII Conversion
  .3TA  Triple-T Animation
  .3TP  Triple-T Plug-in
  .3XE  3DLinX Entity (3D drawing tool)

  .411  Sony Mavica Data File  [XnView]
  .44   Clipstream 32 Kb Stream
  .4A3  STABCAL (stability calculation for aqueous systems) File
  .4A5  STABCAL (stability calculation for aqueous systems) File
  .4B3  STABCAL (stability calculation for aqueous systems) File
  .4B5  STABCAL (stability calculation for aqueous systems) File
  .4BIT  GoDot  [XnView]
  .4BT  GoDot  [XnView]
  .4C$  4Cast/2 Data
  .4C3  STABCAL (stability calculation for aqueous systems) File
  .4C5  STABCAL (stability calculation for aqueous systems) File
  .4DB  4D Database Structure File (data fork - .RSR for resource fork)
  .4DD  4D Database Data File (data fork - .4DR for resource fork)
  .4DF  4D Database Windows Search Document
  .4DL  4D Database Windows Log File
  .4DR  4D Database Data File (resource fork - .4DD for data fork)
  .4DS  4D Database Windows Data Segment
  .4DX  4D Database Plug-in (data fork - .RSR for resource fork)
  .4FI  4D Database Windows ASCII Map
  .4FR  4D Database Windows Apply Formula Document
  .4GE  Informix 4GL Compiled Code
  .4GL  Informix 4GL Source
  .4H3  STABCAL (stability calculation for aqueous systems) File
  .4LB  4D Database Windows Label
  .4LK  4D Database Windows Hot Link File
  .4O3  STABCAL (stability calculation for aqueous systems) File
  .4O5  STABCAL (stability calculation for aqueous systems) File
  .4QR  4D Database Windows Quick Report
  .4ST  4D Database Windows Saved Set
  .4SW  4DOS Swap File
  .4TH  FORTH Program
  .4UG  4D Database Windows User/Groups Set
  .4V   Quartet Music File
  .4VR  4D Database Windows Saved Variable

  .521  Murray State University Trojan Ring Configuration File

  .602  T602 Text File
  .608W  Audiogalaxy Music File (unverified)
  .669  669 Tracker Module
        Unis Composer Music File
  .6AM  Haltech ECU Fuel and Ignition Map
  .6CM  Triton FastTracker 6-Channel Music

  .710  Korg Triton Music Workstation
  .73?  TI-Graph Link File
  .73I  TI Bitmap  [XnView]
  .7Z   7-Zip Compressed File

  .8    A86 Assembler Program File
  .82B  TI-82 Graph Link Backup
  .82G  TI-82 Graph Link Group
  .82I  TI Bitmap  [XnView]
  .82P  TI-82 Graph Link Program
  .83I  TI Bitmap  [XnView]
  .83P  TI-Graph Link (TI-83 Program)
  .85I  TI Bitmap  [XnView]
  .86I  TI Bitmap  [XnView]
  .86P  TI-86 Calculator File (mainly a game file)
  .8BA  Adobe PhotoDeluxe Plugin (also ends in E, F, I, X, & Y)
  .8BF  Filter Factory File  [Added]  [IrfanView]
  .8CM  Triton FastTracker 8-Channel Music
  .8M   PageMaker Math 8 Printer Font
  .8SVX  Sound File [Linux Player]
  .8U   PageMaker Roman 8 Printer Font
  .8XU  TI-83 Program
  .83?  TI-Graph Link File
  .89?  TI-Graph Link File
  .89I  TI Bitmap  [XnView]

  .906  Calcomp Plotter File
  .917  Trend Antivirus File
  .92G  TI-92 Graph Link Group
  .92I  TI Bitmap  [XnView]
  .92P  TI-92 Graph Link Program
  .92T  TI-92 Graph Link Text
  .999  Multipass Security File
  .9XK  TI-92 Circuit Analysis File