J
Ext. | Description | Used by |
---|---|---|
J2C | JPEG 2000 image | |
JAM | Jam messagebase | FTN software |
JAM | Jam music score | Jam |
JAR | Java archive | JAR, Java Games and Applications |
JAS | see JASC | |
JASC | Graphics format (JASC) | |
JAV | see JAVA | |
JAVA | Java source code file | |
JBD | Datafile | SigmaScan |
JBIG | Joint Bilevel Image Group | |
JBX | Project file | Project Scheduler 4 |
JCN | JobClock.Net Synch File | |
JET | Fax | Hybrid JetFax |
JFF | see JFIF | |
JFIF | JPEG File Interchange Format | |
JIF | see JFIF | |
JMS | Music format (JMusic file) | UltraForce |
JOB | Gravostyle engraving pattern file | Gravostyle/Gravograph |
JOB | QUEUE output file | RT-11 |
JOR | Journal file SQL | |
JOU | Journal backup | VAX Edt editor |
JP2 | JPEG 2000 image | |
JPC | Graphics | Japan PIC |
JPEG | Joint Photography Experts Group graphics file format | QPeg - FullView - Display |
JPG | see JPEG | |
JPS | backup of startup files (AUTOEXEC.BAT,CONFIG.SYS,4DOS.INI) by installation of 4DOS (JP Software) | 4DOS |
JRE | Java Runtime Environment | Java |
JRN | JMP journal | JMP |
JSON | JSON (JavaScript Object Notation) | Ajax |
JSP | JavaServer Pages | Dynamic pages running Web servers using Java technology |
JS | JavaScript file | script in HTML pages |
JTF | Fax | Hayes JT Fax |
JTF | Graphics (TIFF file with JPEG compression) | |
JVX | Data | JavaView object |
JW | Text document | JustWrite |
JWL | Library | JustWrite |
JZZ | Spreadsheet | Jazz |
Read more about this topic: List Of File Formats (alphabetical)