Browse file extensions
with the first letter of the file name suffix: j  page 4

Just click below the file extension you are looking for and you will find programs that can be used to open it.

List of file extension entries starting with the letter j (page 4)

  • .jpz Puzzle Solver puzzle
  • .jq2savegame Jewel Quest 2 saved game data
  • .jq3savegame Jewel Quest III saved game file
  • .jqz Hot Potatoes JQuiz data
  • .jrag JastAdd declarative aspect
  • .jrc JRchive data
  • .jre Confused Java data
  • .jrf The Jumbot bot level navigation data
  • .jrl BioWare Aurora game engine journal data
  • .jrm IBM Tivoli Resource Model Builder data
  • .jrmime HDTracks Downloader data
  • .jrn Journal data
  • .jrp Electric Quilt document
  • .jrprint JasperReports data for printing
  • .jrs Extensible Storage Engine (ESE) reserve transaction log
  • .jrx MDI DataScan task list
  • .jrxml JasperReports layout
  • .js JavaScript file
  • .jsa JRun server application
  • .jsb JAWS binary script
  • .jsc JavaScript configuration
  • .jscript Microsoft JScript source code
  • .jscsrc Visual Studio Code data
  • .jsd JAWS script documentation
  • .jsda Jazer financial data
  • .jsdtscope Eclipse JavaScript development data
  • .jse JScript encoded script
  • .jsee EmEditor data
  • .jsf Adobe Fireworks batch file
  • .jsfl Flash JavaScript data
  • .jsh JAWS script header data
  • .jshintrc JSHint data
  • .jshtm Visual Studio Code data
  • .jsi JAWS personalized settings
  • .jsk jetAudio file
  • .jsl Corel PaintShop Pro shapes
  • .jsm Firefox JavaScript module
  • .jsn Shield Now shield data
  • .jso Compressed ISO image
  • .json Data interchange format known as JavaScript Object Notation
  • .jsonld Microsoft Visual Studio data
  • .jsonlz4 Firefox bookmarks backup
  • .jsonp JSON-with-padding source code
  • .jsp Jakarta server page
  • .jspa Java Servlet alias file
  • .jspf Java JSP fragment
  • .jsproj Microsoft Visual Studio data
  • .jspx XML Java Server page
  • .jsr Job Safety Report Definition
  • .jss JAWS script source
  • .jst Java Server page
  • .jsv HyperRail 3D Coaster Design Construction data
  • .jsx Adobe After Effects script
  • .jsxbin Binary JavaScript data
  • .jsxinc Adobe JavaScript data
  • .jt JT Open CAD/3D file
  • .jtb JTB JavaCC grammar data
  • .jtbackup Just Type notes backup
  • .jtd Ichitaro document
  • .jtdc Ichitaro compressed document
  • .jtf JPEG Tagged Interchange Format image
  • .jtg Joint Test Action Group configuration data
  • .jtif JPEG tagged interchange data
  • .jtk Sun Microsystems Java Toolkit data
  • .jtl JMeter test results data
  • .jtp Microsoft Windows Journal template
  • .jtpl Rational Application Developer WebContent theme template file
  • .jts JVC Cyberlink AVCHD video data
  • .jtt Ichitaro document template
  • .jtv JRiver Media Center recorded TV file
  • .jtx Jrju text data
  • .ju JU source code
  • .jude JUDE project
  • .judo JudoScript source code
  • .jug Jug source code
  • .jui Qt Jambi user interface data
  • .juicerpatch Juicer patch
  • .jv Unknown file extension
  • .jvc Digital Camera data
  • .jvd JavaView camera and display settings
  • .jvdb The Journal volume database
  • .jvr JavaView configuration data
  • .jvs Web Proxy Autodiscovery Protocol data
  • .jvsk jetVideo skin
  • .jvt JRiver recorded video
  • .jvxl Jmol voxel data
  • .jw Old WordPad document format
  • .jwc JewelCase Maker saved data
  • .jwg Java data
  • .jwk JSON web key
  • .jwl Easy CD Creator CD label document
  • .jwpub Bible (Jehovah’s Witnesses) ebook format
  • .jwr LegaSuite GUI J Walk runtime data
  • .jwrp JoliWrite data
  • .jwrt JoliWrite data
  • .jws Oracle WebLogic Server Java Web Services data
  • .jww Java Web-Workflows data
  • .jxl JPEG XL graphics
  • .jxr JPEG XR image
  • .jxx Yamaha SY77 audio data

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.jxx" has the file extension "jxx". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.