JJ file extension. How to open and convert files with JJ file suffix

Files with jj file extension can be typically encountered as some kind of Java Compiler Compiler file created by parser generator.

There is one other file type using
the JJ file extension!

.jj - Doodle C64 Compressed image format

Detailed description

Software that open jj file

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JJ file extension - JavaCC data

What is jj file? How to open jj files?

File type specification:

Various data file type

jj file icon:

The jj file extension is mainly associated with the JavaCC (Java Compiler Compiler) a parser generator for use with Java applications.

The jj file stores various data used for internal purposes of the Java Compiler Compiler.

The default software associated to open jj file:

Java

Company or developer:
Oracle Corporation

Java is a set of developing applications and specifications used to create software in Java programming language. Java is used on many computing platforms from desktop computers to mobile phones.

Java source code derives much syntax from C and C++ programming language but has a simpler object model. To run applications written in Java the Java runtime environment must be installed on a device.

Help how to open:

It does not seem likely that you can manually open or otherwise access this type of .jj files.

How to convert:

As far as we know, conversion for .jj file is not possible.

List of recommended software applications associated to the .jj file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open jj file, edit jj file, convert jj file, view jj file, play jj file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with jj file - JavaCC data

Click on the software link for more information about Java. Java uses jj file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Multiplatform:

Java

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