File extensions that start with the letter "J"

ExtensionDescriptionFile Type
jadJava Application Descriptor FileMisc Files
jarJava Archive FileExecutable Files
javaJava Source Code FileDeveloper Files
jcFlashGet Partial DownloadMisc Files
jccfg3FlahGet Temporary FileMisc Files
jgwJPG World fileData Files
jhtmlJava HTML Web Page FileWeb Files
jnlpJava Web Start FileWeb Files
jntWindows Journal Note FileMisc Files
jobWindows Task Scheduler Job FileSystem Files
joboptionsAdobe Acrobat Joboptions FileText Files
joinedHJSplit Data FileData Files
jp2JPEG 2000 FileGraphic Files
jpegJPEG Image FileGraphic Files
jpfJPEG 2000 FileGraphic Files
jpgJPEGGraphic Files
jpsstereoscopic JPG File3D Files
jpxJBuilder Project FileDeveloper Files
jsJScript Executable FileExecutable Files
jsfFireworks Batch Script FileSettings Files
jsonJavaScript Object Notation FileDeveloper Files
jspJava Server PageWeb Files
jtdIchitaro Document FileDocument Files
jwcNTI JewelCase Maker FileMisc Files
jxrJPEG XR FilesGraphic Files