File formats and extensions alphabetically ordered

J file extension

J file could be opened by special software. There are 3 file's types and each of them could be opened by different software. Download recommended software to open desired file format.

How to open J file

J Icon
File type:
JAR Archive
Category:
Compressed files (archives)

Generated using JAR (the successor to the ARJ file compression software) compressed file package. JAR is available is a 32-bit edition for Windows and in a 16-bit edition for DOS.

How to open file with J extension?

ARJ Software JAR
J Icon
File type:
Java Source File
Developer:
Oracle
Category:
Developer files

Created using the Java programming language application source code file with the source code for an entire application or can be one of several files associated with Java programming project. JAVA extension is usually used for Java source files.

How to open file with J extension?

Eclipse IDE for Java DevelopersgVimOracle Java Virtual Machine
Eclipse IDE for Java DevelopersOracle Java Virtual Machine
Eclipse IDE for Java DevelopersjavacOracle Java Virtual Machine
Vim
J Icon
File type:
JPEG Image
Category:
Raster image files

Encoded using JPEG graphic compression image file that can include thousands of colors. This way J format is useful for saving digital images. Various levels of compression may be used for this file, but high compression reduces the quality of the resulting picture. JPG extension is usually used for JPEG files.

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