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JAD - Java Application Descriptor File
JGL - QWS3270 PLUS Session Layout File
JGP - QWS3270 PLUS Session Parameter File
JGS - QWS3270 PLUS Script
JMK - Code Crusader Build Script
JUP - Code Crusader User-Specific Project Preferences
JPEGENX - egis Encrypted JPEG File
JPGENX - egis Encrypted JPG File
JPI - Jupiter Document
JTL - JTool Data File
JUL - Inteliweb Program Registration and Validation
JCP - Jesusonic Preset
JR2 - FishSim Add-on
JTR - Jelbert GeoTagger Location Database
JWR - LegaSuite GUI J Walk Runtime File
J - JPEG / JFIF Image
J - JAR Compressed File
J1 - EDIT Compiler JEDEC Boundary File
J2G - J2 Fax File
J2K - JPEG-2000 JP2 File
J62 - Ricoh Digital Camera File
JA - IBM Tools Updater File
JAG - Jaguar Server File
JAM - E-mail
JAM - FTN Software Jam Messagebase
JAM - Image Microprose
JAM - JamTracker Music Module
JAM - Joaquim-Andrew-Mats Message Base Proposal
JAP - Fifa World Cup Game Data fe Art Legalscr File
JASC - JAS Compressed Graphic
JAU - Jauge
JB2 - JBIG2 Bitmap Graphic
JBC - Jam Byte-Codec File
JBD - SigmaScan Data File
JBG - JBIG File
JBIG - JBIG File
JBIG2 - JBIG2 Bitmap Graphic
JBK - Juno Backup File
JBP - DJ Jukebox Project
JBX - Project Scheduler File
JC - Watcom Source File
JC - FlashGet Intermediate Download
JCAMP - Misc
JCB - CB-JCBrooke Song/Module
JCD - FlashGet Download Database File
JCE - JWPce
JCK - Liquid Motion JACK Scene Description
JCL - Job Control Language IBM
JCS - Flashget Script HTML Table
JCS - Latest Bruker WinSpecEdit v3.08 JCAMP
JD - Jigsaw Terminal File
JDA - Winphone Fax Send Journal
JDB - Siren Jukebox
JDB - Winphone Fax Receive Journal
JDE - Cariverona
JDF - Turok 2 Game File
JDF - Job Definition Format Job File
JDX - EDICT Index
JDX - JCAMP Chemical Spectroscopic Data Exchange Format
JDX - Latest Bruker WinSpecEdit v3.08 JCAMP
JED - JEDEC Programming Specification
JET - Hybrid JetFax Fax
JET - Jetpack User-created Level Map
JFD - FormWare Job
JFF - JPEG Image
JFG - jEEPers User Specific Information
JFI - JPEG/JIFF Image
JFIF - JPEG/JIFF Image
JFX - J2 Fax File
JG6 - BigJig Jigsaw
JHTM - Dynamo Server Page
JHTML - Dynamo Server Page
JIF - Jeff's Image Format Bitmap
JIF - JPEG/JIFF Image
JIS - Japanese Industrial Standard Text File
JJ - C64 Doodle Compressed File
JJ - JavaCC File
JJC - Canvas Compressed Audio File
JJF - Jester Jugglor File
JKL - Jedi Knight
JKS - Jedi Knight Backup
JL - Sawfish Lisp-based Script
JLA - VisualPro BMP Image
JLC - Sawfish Byte Compiled Lisp-based Script
JLF - JetLinks Bookmark Managment
JLS - JPEG-LS File
JMAN - Illum Source Irohaserver File
JMH - JPEG File Interchange Format
JMP - SAS JMP Discovery Chart-to-Statistics File
JMS - UltraForce Music Format
JMS - Voxtron TeleButler Graphical Voice Response Call Flow
JMX - JMeter File
JN1 - Epic MegaGames Jill of the Jungle Data File
JNB - Sigma Plot Workbook File
JNC - Communication Log File
JNG - JPEG Network Graphic Bitmap
JNK - Junk
JOB - AI Research
JOB - BETA 44 Job File
JOB - File Invesigator Script Commands
JOB - Job File
JOB - MicroSim PCBoard External ASCII Job File
JOB - QuestVision Vector Graphics File
JOB - Tripod Data Systmes Survey Pro Job
JOC - Context4 DOS Word Processor File
JOD - MS.Jet.OLEDB.4.0 Related File
JOI - Xboard Join Conferences File
JOR - Gupta SQLWindows Journal
JOT - JDesignerPro File
JOT - WinJottr Desktop Note
JOU - VAX Edt Editor Journal File
JOY - Joystick Calibration File
JOY - Trackjoy GUS Tracker Module
JP2 - JPEG-2000 JP2 File
JP3 - Electric Quilt File
JP4 - Electric Quilt File
JP5 - Electric Quilt File
JPC - Japan Picture Format
JPC - JPEG-2000 Code Stream Bitmap
JPE - JPEG/JIFF Image
JPEG - JPEG/JIFF Image
JPG - JPEG/JIFF Image
JPG_T - JPG Image File
JPL - Siren Jukebox
JPN - Photomodeler Lite File
JPOW - JPowered Java Bar Charts
JPR - Javasockets File
JPR - Oracle JDeveloper Model JProject
JPS - Stereo Image
JPX - JPEG-2000 JP2 File
JRC - Jrchive Compressed Archive
JRF - The Jumbot Bot Level Navigation File
JRP - Electric Quilt File
JS - JACOsub Script
JS - JavaScript Source Code
JS - JetScript Output File
JSD - Join-Split File
JSE - Fichier Encoded Javascript
JSE - JScript Encoded Script File
JSF - Macromedia Fireworks Batch Script
JSM - Gray Design Associates Jigsaws Galore Jigsaw File
JSM - JugWin Jigsaw
JSS - Gray Design Associates Jigsaws Galore Saved Game Jigsaw File
JSS - JSheet
JSS - JugWin Jigsaw
JSV - HyperRail 3D Coaster Design Construction File
JSV - Japanese Flash Card File
JSV - Java Structure Viewer
JSV - VXML JavaServer Page
JSW - WML JavaServer Page
JT - JT Fax
JTD - Ichitaro 11
JTF - Hayes JT Fax
JTF - JPEG Tagged Interchange Format Image
JTIF - JPEG Tagged Interchange Format Image
JTP - JetForm File
JUT - Jutvision Scene
JVC - Digital Camera File
JW - Jigsaw Terminal File
JW - Justwrite Text
JW - Legacy Version 1.1
JW - MS Wordpad, Works for windows v3.0 & 4.0
JW - Q & A Write for Windows 3.0
JWL - Jewel Case Creator CD Disc Case
JWL - Justwrite Text File Library
JWP - JWP Document
JXX - C++ Header File
JZZ - Jazz Spreadsheet
JSB - JavaScript Bean (JSB) File

Accelio

JDT - Capture Classic Filler
JFM - Capture Classic

Adobe

JOBOPTIONS - Acrobat Job Options File
JSCRIPT - GoLive JavaScript

Algo Vision LuraTech GmbH

JPM - LuraDocument.jpm Compressed PDF File

Amaze Software

JC! - FlashGet

Anagraph

JBS - DesignArt

ARJ Software, Inc.

JAR - JAR Archive

Avery Lee

JOBS - VirtualDub Job Control File

B&P Games B.V.

JPP - Jigsaw Puzzle Player Puzzle Definition
JPS - Jigsaw Puzzle Player Puzzle Completion Status

BEA Systems, Inc.

JWS - WebLogic Workshop Java Web Services

Borland Software Corporation

JPX - JBuilder Project File

Carolina Road Software L.L.C.

JIG - Living Scenes Jigsaw Puzzles

Chosen Software

JNL - Journal Macro Data File

Computer Associates International, Inc.

JNL - Ingres Journal File

Corel Corporation

JAS - Paint Shop Pro Compressed Graphic
JBF - Paint Shop Pro Browser Cache
JBR - Paint Shop Pro Brush
JGD - Paint Shop Pro Gradient
JMD - Paint Shop Pro Image Map Settings
JSD - Paint Shop Pro Image Slice Settings
JSL - Paint Shop Pro Shapes File

Datadosen

JAP - JAlbum Project File

Dewqs' Tribes

JMS - SpamProx Blocking List

Dipl.-Inf. (FH) Johann N. Löfflmann

JACKSUM - Jacksum Fingerprint

EliteWare

JCC - Japan Crossword Dmitry Torshin Format File

Epic MegaGames Inc.

J2A - Jazz Jackrabbit 2 Animation Library
J2L - Jaxx Creation Station Level File

Epic MegaGames, Inc.

J2B - Jazz Jackrabbit 2 Music File
J2D - Jazz Jackrabbit Data File
J2E - Jazz Jackrabbit 2 Episode File
J2H - Jazz Jackrabbit 2 High Scores
J2I - Jazz Jackrabbit 2 Internet Server Link
J2M - Jazz Jackrabbit 2 Recorded Macro
J2S - Jazz Jackrabbit 2 Language Data
J2T - Jazz Jackrabbit 2 Tile Set
J2V - Jazz Jackrabbit 2 Cinematic File

Freedom Scientific

JCF - JAWS for Windows Configuration File
JDF - JAWS for Windows Voice Synth File
JFD - JAWS for Windows
JFF - JAWS for Windows
JGF - JAWS for Windows Configuration File
JKM - JAWS for Windows Configuration File
JLS - JAWS for Windows
JSB - JAWS for Windows Script Binary File
JSD - JAWS for Windows Script Documentation File
JSH - JAWS for Windows Script Header File
JSM - JAWS for Windows Script Message File
JSS - JAWS for Windows Script Source File

GameHouse, Inc., a division of RealNetworks, Inc.

JIG - Jigsaw Game

Glenn Rosenthal

JCE - JWPce

id Software

JBL - Doom Scene Add-in

j2 Global Communications, Inc.

JSD - eFAX Jet Suite Document

JaboSoft

JST - Jnes Saved Game State File

Janome America, Inc.

JEF - Janome NH10000 Sewing Machine Stitch File

JC Video Systems

JCV - Baseball/Golf Analyzer

JetAudio, Inc.

JEQ - Jet Audio Saved Equalizer Setting

JETCAM International, Ltd.

JGF - Jetcam Geometry File

Jetico, Inc.

JBC - BestCrypt Container

JGsoft - Just Great Software

JGCSCS - EditPad Pro Custom Coloring Scheme

JIAN Tools For Sales, Inc.

JPF - Biz Plan Pro Business Plan Contents

Jolly, Inc.

JPS - Print Studio Graphic
JPT - Print Studio Template

JPMdL Archival System

JAR - JARCS Compressed Archive

Jumpstart-it.com

JSDB - JumpStart Database

Justsystem Corporation

JAW - IchiTaro Web Japanese Extended WordProcessor
JTD - Ichitaro Document

JVC

JLP - JLIP Video Capture
JMM - Digital Camera Video Clip

King Stairs Software

JBK - Jot + Notes Backup File for Older Version
JOT - Jot + Notes Note Data File

Linova

JLAB - JLab Program Source Code

MDL Information Systems, Inc.

JDX - JCAMP Chemical Spectroscopic Data Exchange Format

MediaChance

JPG - CompactDRAW e-JPG Graphic

Microsoft

JNT - Windows XP Tablet PC Edition Journal
JOB - Windows Task Scheduler Task Object
JOR - SQL Server Journal File
JQX - Windows Help Related File
JTP - Windows XP Tablet PC Edition Journal

Microsoft Corporation

JSL - Visual J# Code
JNT - Windows XP Tablet PC Edition Journal
JOB - Systems Management Server

Minisoft Inc.

J92 - Javelin Configuration File

Mozilla.org

JS - Mozilla

New Planet Software

JCC - Code Crusader Project Data
JST - Code Crusader Symbol Database

NewTech Infosystems Inc.

JWC - JewelCase Maker Saved File

PC SOFT

JNL - WINDEV Log File

Quest Software Inc.

JPC - Jprobe Coverage Memory Snapshot
JPH - Jprobe Memory Debugger Memory Snapshot
JPL - Jprobe Settings File
JPP - Jprobe Profiler Memory Snapshot
JPT - Jprobe Threadalyzer Memory Snapshot

Richard Atterer

JIGDO - Jigsaw Download Download Instruction File

Ricoh Co., Ltd.

J6I - Ricoh Digital Camera File

SAS Institute Inc.

JMP - SAS JMP Discovery Chart-to-Statistics File

Software Tree, Inc.

JDX - J Database Exchange

Sonic Solutions

JWL - Easy CD Creator's CD Label
JWP - Easy CD Creator Label File

Steamboat Software

JSM - Jig ShapeMap

Sun

J - Java Source Code
JAR - Java Archive
JAR - Java Applet
JAV - Java Source Code
JAVA - Java Source Code
JCM - Java Commerce Message Commerce Message
JMF - Java Multimedia File
JNLP - Java Web Start
JSP - Java Server Page
JSP10 - Java Server Page
JSPF - JSP Page Fragment
JTK - Java ToolKit File

Sun Microsystems, Inc.

JAD - Java Application Descriptor File
JNLP - Java Web Start

TAN$TAAFL Software Company

JRL - Top Secret Crypto Gold Top Secret Journal File

The Jahshaka Project

JSF - Jahshaka Scene File

The Solution Cafe

JDX - JSpell UNICODE Dictionary

Volantis Systems Ltd.

JXDM - Multi-Channel Server

Xilinx, Inc.

JED - Xilinx Integrated Software Environment Device Configuration Information