File Extensions in Alphabetical Order

Extension

File Type

Module

.###

filled area font

System

.aif

executable program file

System

.asc

file exported in ascii format

Spreadsheet

.bdc

backup document

Word Processor

.bdf

backup definition

System

.bfr

backup report

definition Database

     

.bfs

backup sort definition

Database

.bft

backup transaction definition

Database

.bfw

backup cross-tab

Database

.bfx

backup relate definition

Database

.bky

backup keyboard

Communications

.bp0

backup project file

Main Menu

.bp1

backup project file

Spreadsheet

.bp2

backup project file

Word Processor

.bp3

backup project file

Database

.bp4

backup project file

 

.btx

backup textfile

Word Processor

.bvs

backup standard view

Database

.bvw

backup custom view

Database

.bws

backup worksheet

Spreadsheet

.ccd

compiled cartridge descriptor

System

.cdv

Communications driver

Communications

.cgm

computer graphics metafile

Spreadsheet

.cpd

compiled printer descriptor

System

.csf

data format definition

Communications

.dat

file exported in ANGOSS format

Spreadsheet

.db

data-file

Database

.dbf

file exported in Dbase format

Database

.dbq

backup query definition

Database

.def

definition file

System

.dfq

query definition

Database

     

.dfr

report definition

Database

.dfs

sort definition

Database

.dft

transaction definition file

Database

.dfw

cross-tab definition

Database

.dfx

relate definition

Database

.dif

file exported in Dif format

System

.doc

document file

Word Processor

.dtm

appointment file

Appointment Mgr

.exc

dictionary file

System

.exe

executable program

System

.gdb

business graphs

Spreadsheet

.gdc

composite graph

Spreadsheet

.gde

elevation graph

Spreadsheet

     
     

.gdf

pre 1.5 graph definitions

Spreadsheet

.gdh

high-low graphs

Spreadsheet

.gdn

graph definition file

Spreadsheet

.gdq

quick graph file

Spreadsheet

.gds

scientific graph

Spreadsheet

.gdt

text graphs

Spreadsheet

     

.gdv

graphics screen driver

System

.gmf

pre 1.5 graph metafiles

Spreadsheet

.hdv

hardware driver

System

.hud

dictionary file

System

.hyp

dictionary file

System

.idx

index

Database

.iff

temporary merge file

Word Processor

.is1

input screen

Spreadsheet

.is2

input screen

Word Processor

.is3

input screen

Database

.is4

input screen

Communications

.key

key definition file

Database

.key

keyboard definition

Communications

.lex

dictionary file

System

.lrl

local resource library

System

.mac

macros

All

     

.mbk

backup macros

All

.mdv

modem definition

Communications

.mnu

menu keywords

System

.msg

intro display file

System

.ndv

network driver

System

.pdv

printer driver

System

.pf0

project source code

Main Menu

.pf1

project source code

Spreadsheet

.pf2

project source code

Word Processor

.pf3

project source code

Database

.pf4

project source code

Communications

.pix

physical index

Database

.prn

report printed to disk

Spreadsheet

.prt

report printed to disk

Database

.psc

plotter descriptor

System

     

.rdf

report definition

Spreadsheet

.rf0

runtime project File

Main Menu

.rf1

runtime project file

Spreadsheet

.rf2

runtime project file

Word Processor

.rf3

runtime project file

Database

.rf4

runtime project file

Communications

.sdv

text screen driver

System

.sff

screen font

System

.srl

resource library

System

.stm

appointment file

Appointment Mgr

.ths

dictionary file

System

.txt

text file

Word Processor

.ucp

communications profile

Communications

.udc

custom dictionary

Word Processor

.vw

custom view

Database

.vws

standard view

Database

.wk1

Lotus 123 worksheet, rel. 2

Spreadsheet

.wks

Lotus 123 worksheet

Spreadsheet

.ws

worksheet

Spreadsheet

     
     
     
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