This is the list of every file type and file extension recognized by TrID file identifier. Check the Forum for a detailed change log. You are welcome to contribute with new defs: Send me them and you will be listed here! Check the TrIDScan page for a quick How-To. Thanks!

TrID file type / file extension definitions: 18250

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z !-@ _

J

Extension	File Type	Files scanned	Contributor
J	JAR Compressed Archive (with Security Envelope)	18
J	JAR compressed archive	17
J2B	Jazz Jackrabbit 2 module	2
J2K/CFG/INI	Joy2Key settings	16
J6I	Ricoh digital camera image	2
JACKSUM	Jacksum fingerprints	7	Johann N. Loefflmann
JAD	Java Application Descriptor	14
JAM	JAM bitmap	2
JAM	JAM compressed volume	8
JAM	JamCracker module	41
JAM	Lego Racers game data archive	2
JAM	Zyclunt game data archive	2
JAP	Nonogram puzzle	26
JAP	jalbum Project	40	Scrapie
JAR	JARCS compressed archive	4
JAR	Java Archive	87
JAR	Mozilla Firebird theme	17
JAR	QiC JAR ebook	10
JARDESC	Eclipse JAR settings	13
JAS	Cheetah3D format	10
JAS	Cheetah3D format (binary)	16
JB2/JBIG2	JBIG2 bitmap	2
JBA	Jabaco project	18
JBB	Javelin Building Block	6
JBEAM	BeamNG vehicle definition format	8
JBF	PaintShop Pro Browser cache	13	Dr.Ryo(TM)
JBG/JBIG/BIE	JBIG raster bitmap	31
JBI	Motoman Relative Job	10
JC	JCALG1 compressed data	2
JCA	JOC-CALC spreadsheet (v1.0)	4
JCC	Japan Crossword File (Dmitry Torshin format)	2	.Cryorb
JCE	JWPce document	6
JCEKS	Java SunJCE KeyStore	5
JCF	JTAG Chain File	16
JCI	JTAG Chain Information	12
JCL	JCL script (with rem)	12
JCLIC	JClic project	17
JCP	JCreator Project	14
JCP	JWPce Project	2
JCP	Jesusonic Preset	9
JCW	JCreator Workspace (XML)	3
JCW	JCreator Workspace (v1.0)	5
JCW	JCross CrossWords puzzle	12
JCW	Xara color palette	3
JDBG	Embedded JCL debug info	2
JDF	Jeol JDF format	13
JDF	Job Definition Format Job File	4
JDP	BlackBerry JDE Application Project	14
JDT	Capture Classic Filler - Accelio JetForm	10
JDX/DX/SMP	JCAMP-DX format	58
JED	CUPL format	24
JED	PALASM (var.1)	2
JED	PALASM (var.2)	5
JED	PALASM (var.3)	4
JED	PALASM (var.4)	2
JED	Xilinx JEDEC programming spec	19
JEF	Janome NH10000 Sewing Machine Stitch	7	FILExt
JEM	JSON Entity Model	28
JEX	JustSystems Executable	38
JFC	Java Flight Recorder event settings	42
JFD	JFD Disk Image (unzipped)	8
JG6	BigJig Jigsaw	4
JGCSCS	EditPad Pro Custom Syntax Coloring Scheme (ASCII)	9
JGCSCS	EditPad Pro Custom Syntax Coloring Scheme (UTF-8)	6
JHM	JavaHelp map	6
JHR	JAM message Header	2
JIC	JTAG Indirect Configuration	7
JIF	Jeff's Image Format bitmap	24
JIG	GameHouse Jigsaw Game	52
JIG	Jigsaw Puzzle	13
JIGDO	Jigsaw Download (ungzipped)	25
JIMG/JTEX	J Texture	3
JKS/KEYSTORE	Java KeyStore	5
JLS	JPEG-LS bitmap	11
JMA	JMA compressed archive	2
JMF	Janko Mrsic-Flogel module	6
JMG	16 bit adaptive RLE compressed bitmap	2
JMP	JMP PRO data table (v10)	24
JMP	JMP PRO data table (v11)	41
JMP	JMP PRO data table (v12)	39
JMP	JMP PRO data table (v13)	153
JMP	JMP PRO data table (v14)	120
JMP	JMP PRO data table (v15)	35
JMP	JMP PRO data table (v16)	11
JMP	JMP PRO data table (v17)	3
JMP	JMP PRO data table (v9)	17
JMP	JMP data table (alternate, generic)	11
JMP	JMP data table (generic)	287
JMP	JMP data table (v10)	5
JMP	JMP data table (v11)	4
JMP	JMP data table (v12)	5
JMP	JMP data table (v13)	5
JMP	JMP data table (v14)	4
JMP	JMP data table (v15)	6
JMP	JMP data table (v16)	7
JMP	JMP data table (v17)	8
JMP	JMP data table (v5)	2
JMP	JMP data table (v9)	4
JMX	Hot Potatoes JMix project	19
JMX	JMeter XML test plan (v1.x)	13
JN	Student Writing Center Journal	2
JNB	Sigma Plot Workbook	9
JNG	JPEG Network Graphics bitmap	14
JNILIB	JNI Library	19
JNLP	Java Web Start application descriptor	20
JNT	Windows Journal	22
JO	FlowJo Mac Workspace	13
JOB	Compass and Ruler Job	31
JOB	Labeler (v2.0) / Labels Unlimited (v1.0) Job	19
JOB	Labeler (v3.0) / Labels Unlimited (v2.0) Job	44
JOB	Pro Video Job	2
JOB	Tripod Data Systems Job file	2
JOBOPTIONS	Acrobat Distiller Job Options	73
JOC	WITCH-DOS Job Control	28
JOC	Ways Job Control	9
JOURNAL/JOURNAL~	systemd journal	7
JOURNAL~	systemd journal (empty)	3	Joerg Jenderek
JOY	EzDraw drawing	2
JOY	Trackjoy GUS Tracker module	2
JP2	JPEG 2000 bitmap	28
JP6	Atlantis Evolution game data archive	2
JPC/J2C/J2K	JPEG-2000 Code Stream bitmap	28
JPF/JPX	JPEG 2000 eXtended bitmap	4
JPG/JPEG	DualPhoto JPEG bitmap	3
JPG/JPEG	JFIF JPEG bitmap	76
JPG/JPEG	JFIF-EXIF JPEG Bitmap	12
JPG/JPEG	JPEG bitmap	78
JPG/JPEG	Macintosh JPEG bitmap (MacBinary)	4
JPG	Pegasus JPEG bitmap	24
JPK	JAM Packer compressed disk image	5
JPK	Jeepers Key/index	4
JPM	JPEG 2000 Multi-layer bitmap	4
JPM	Thunder compressed data (v2.00)	4
JPO	Jason Page audio format (old)	7
JPR	Jeepers Reference DB	3
JPS	JPEG Stereoscopic bitmap	28
JPS	Jolly Print Studio graphic	9
JPX	JBuilder Project	43
JPX	jalbum image info	9
JQZ	JQuiz quiz	15
JR2	Fishing Simulator 2 addon	5	Mamo
JR2	JR-200 Raw tape format	3
JRC	JRchive compressed archive	7
JRC	JRipCart PCjr cartridge image	2
JRN	JMP Journal (with rem)	16
JRPRINT	JasperReports Print	20
JRSR	JPC-RR rerecording	43
JRXML	JasperReports JRXML report definition	18
JS	Mozilla (Netscape) settings	4
JSA	JRun Server Application	2
JSB	JavaScript Bean file	11
JSC	Bytenode Compiled JavaScript	15
JSC	Bytenode Compiled JavaScript (Electron)	8
JSC	QML JavaScript cached	26
JSD	eFAX Jet Suite Document	4
JSF	Jahshaka Scene File	4
JSFL	JavaScript Flash Obfuscated	2
JSON	3D Tiles	17
JSON	Bambu Studio filament profile	162
JSON	Bambu Studio machine profile	20
JSON	Bambu Studio process profile	42
JSON	C2PA manifest	9
JSON	Content Addressable Archive info/layout	6
JSON	Coriolis.io ship loadout	10
JSON	Croissant dataset description (0.8)	17
JSON	Croissant dataset description (1.0)	19
JSON	CryENGINE DBATable	4
JSON	Cura extruder definition	234
JSON	Cura quality settings	1169
JSON	Cura theme	4
JSON	DPaint JS bitmap	6
JSON	DPaint JS palette	6
JSON	DREAMM config	6
JSON	DroidPad custom layout	5
JSON	EasyEDA source	26
JSON	Firefox bookmark (JavaScript Object Notation)	29	Joerg Jenderek
JSON	Gyroflow camera preset	2380
JSON	HstWB Installer image info	11
JSON	HstWB Installer package info	19
JSON	Karabiner-Elements configuration	13
JSON	LottieFiles animation	21
JSON	MAME plugin config	13
JSON	MathOptFormat	9
JSON	Node-RED flow	7
JSON	Nuendo JSON template	20
JSON	Open Brush 3D metadata	48
JSON	Open3D PoseGraph	10
JSON	QMK keyboard info	6
JSON	QMK keymap	17
JSON	QMK keymap (UTF-8)	6
JSON	Scoop bucket	2965
JSON	SofTest encrypted answers data	10
JSON	Speakeasy configuration	5
JSON	SpeedCrunch session	6
JSON	Splits.io Exchange Format	4
JSON	Timberborn map (unzipped)	23
JSON	Trizbort.io map	7
JSON	TypeScript compiler options	4
JSON	VIA keypad definition	10
JSON	Vega visualization	938
JSON	VirusTotal graph	9
JSON	Xcode Asset Catalog	23
JSON	cool-retro-term profile	7
JSON	opencomic syndication format	4
JSONG	Jacker Song	4
JSONLZ4	Mozilla JSON compressed bookmark	36
JSONX	JSONx	8
JSPF	JSON Playlist File	9
JSPROJ	Visual Studio JavaScript Project	12
JSRC	Jabaco Source	38
JST	Jnes save state	20
JSXBIN	Binary ExtendScript Script	5
JT	Jupiter Tesselation 3D visualization format	191
JTD	Ichitaro document	26
JUCER	JUCE project	10
JUI	Qt Jambi User Interface	21
JV	Bitmap Brothers JV video	2
JVEROM	ParaJVE ROM	4
JVX	JavaView JVX geometry	6
JW/JWT	JustWrite document	2
JWC	JewelCase Maker project	6
JWC	Jw_cad data	8
JWL	Easy CD Creator's Jewel case	21
JWL	Easy CD Creator's label (v5)	4
JWP	Japanese Word Processor document	2
JWR	LegaSuite GUI Runtime	6
JWS	JDeveloper Java Workspace Settings	10
JXB/XJB	JAXB Bindings	21
JXL	JPEG XL bitmap	2
JXL	JPEG XL bitmap (ISOBMFF)	6
JXR/WDP	JPEG XR bitmap (WMPHOTO)	6	Joerg Jenderek
JXS	JayTrax module	28
JZLIB	Lemur Module	5
JZML	Lemur Layout	8

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