Ext. Associated Program Notes Ext. Associated Program Notes .123 Lotus 1-2-3 Spreadsheet .htm Web Browsers and HTML Editors  HTML .aca  Microsoft Agent Character File .html .acf .idx Paradox and other programs Database Index Table or and index (TOC) file for some application .afs  Adobe Type Manager Font Set .ini Various Configuration .ag Lotus Agenda Primary Database .jvb jvPower Tools Batch File .asc Various Word Processors and Text Editors ASCII (aka text file) .knt Keynote Database File .ask AskSam Data File .log Various Log File .bak Various A Backup of an Original File (not necessarily a text file) .mak Visual Basic Versions 1-3 Visual Basic Project File .bas Various BASIC Interpreters and Compilers Source Code File for a BASIC program .max Visioneer (now Scansoft) Paperport Data File .bat DOS; Windows 3.x; Windows 9.x and higher Batch File .mbf Microsoft Money Backup File .bcp Business Card Designer Data File .mbx Eudora Pro, Poco Mail and Other e-mail programs Mailbox File .bg Lotus Agenda Backup Database .mny Microsoft Money Data File .bfc Windows Briefcase File .msg Various programs Message file       .msi Various software products Microsoft Installer Program .bin Various Binary File (non-text) .nft NetObjects Fusion Template File .bk! Various A Backup of an Original File (not necessarily a text file) .nod NetObjects Fusion Website File .brn The Brain The Brain Data File .or2 Lotus Organizer 2.x Database File .cct Carbon Copy Autopilot File .or3 Lotus Organizer 97 Database File .ccw Carbon Copy Document File .or4 Lotus Organizer 97 GS Database File .cfg Various Configuration File .part Go!Zilla Partial Download File .cnf Various Configuration .pce Eudora Pro Can be either Filters File . . . or a Map file: Long File to 8.3 Names for Files and Folders .cpk Copernic (all versions) Copernic "Engine Package" File .pco PC-Outline An Outline .cpw Character Pro Data File .pdf Adobe Acrobat A Document in Published Format .csk Copernic (all versions) Copernic Skins File .pfb Adobe Type Manager and Various Others  Font Outline .css Web Browsers and HTML Editors Hypertext Style Sheet .pfm Adobe Type Manager & Various Others Font Metrics file-Type 1 .cv Corel Versions Archive File .pl Perl, Prolog, or TeX Perl or Prolog source code file, or TeX font metric file Quattro Pro Archive File .ptn Paperport Deluxe Thumbnail Database File .dat or .dta Various Data File .pwl Windows 9x/ME/2000 Operating systems Password file .db Paradox Table File .qic Microsoft Backup and other backup programs QIC Formatted back-up file .dbf dBase Table .rtf Various Word Processors & Desktop Publishing Programs Rich Text Format .diz Various File Archiver programs "Description in ZIP" (a list of files contained in the .ZIP archive) .skc Skwyrul Scratchpad File .dm Paradox Data Model File .skd Database File .doc WordPad, Microsoft Word, and various DOS editors Document File .ski Image Set File .eco Ecco Pro Data File .skm Macro .eml Outlook Express E-mail Message .sys Various Operating Systems System File .evy Envoy A Document in Published Format .tex Texnotes Database File       tpd TreePad Plus, TreePad Safe, TreePad Biz Database File as of 6.x version and later       tpz TreePad Plus, TreePad Safe, TreePad Biz   .eyb Encarta Yearbook file .thd CompuServe A "Message Thread" Captured from a Forum .fdf Adobe Acrobat Forms Document .thr CompuServe A "Message Thread" Captured From a Forum .frm Visual Basic and Others A Form File .tmp Various Programs and Operating Systems Temporary Files .fts Various File Associated with Help Files .toc Eudora Pro and others Table of Contents Files       .url All web browsers Web Address (URL) .gbk GradeQuick Gradebook File .vbp Visual Basic Versions 4-6 Visual Basic Project File .gho Norton Ghost Image File .vpp Visual Page A Web Site Project File .ghs Norton Ghost Spanned Image File .wab Outlook Express Address Book .gid Various File Associated with Help Files .wb1 Corel Quattro Pro Notebook File .gzl Go!Zilla File List .wb2 .gv Grandview An Outline .wb3 .hex Various Programming Languages A Hex Dump file .wbk Microsoft Word A Backup File .hjt TreePad Plus, TreePad Safe, TreePad Biz Text Data File .wcm Corel WordPerfect Macro File .hlp Various A Help File .wpd Document .hst Various A History File .zno Zinio Reader e-magazine file

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