Open J file

The most commonly used .j file type: Java source code

How to open j files?

j file icon Have you had trouble opening the j file on your computer? What are j files? We explain what they are and recommend software that we know will open them.

What is j file?

Files with j file extension can be mainly found as Java source codes.

More information about j files: Java source code

The j file extension is associated with the Java, a programming language and framework, available for various platforms and systems.

The j files contain source code written in Java language.

Suggested software to open j file

Java Development Kit (JDK)

A software used to develop Java applications and applets

Other J file name extensions using the same .j suffix

.j - JAR archive

Files with jar file extension might also be found as compressed archives created using the JAR program. 

Open j file with software: JAR

.j - JPEG/JFIF image

A j file extension can also be found as specially compressed JPEG files in JFIF standard. Use .jpg file extension instead.

Open j file with software: XnView MP

What file extension actually is?

Simply put, file extensions are the characters after the dot in the computer file name, so for example document-name.pdf has file extension „pdf“. This helps Windows to identify which program should be used to open the file.

We can help you to open your file

Our database contains a huge list of different file extensions, usually with detailed description and programs that can be used to open or otherwise work with that particular file type.

Only original software

Every software listed in our database is verified and ve provide link to the developer or to the software own website, which should hopefuly be enough for you to download the most recent version of the program.