.jar

Not to be confused with .JS or .cjar .mjar

MIME type: application/x-java-archive

Is binary? Yes

Is encrypted? Unknown

Can execute dangerous code? Yes (example: malware written in the Java programming language packaged into a jar file)

Related extensions: .java .JAVA .JAR

Internet Media types: application/x-java-archive

Uniform Type Identifier (UTI) ????

Type code ????

Magic number ????

The capital doesn't differentiate the 2 files by much. They both still function the same.

A .jar file has multiple definitions. See below for examples.

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Any (Windows, Windows 9x, Windows NT, Linux, GNU/Linux, Classic MacOS, MacOS, MacOS X, OS X, iOS, Android, OS/2, ChromiumOS, ChromeOS, Solaris, FreeBSD, NetBSD, OpenBSD, DragonflyBSD, etc.)

Opens with:

Gedit (GNOME/Linux) (free & Libre) (Open Source)

Notepad++ (Windows NT, Linux (free & Libre) (Open Source))

GNOME Text Editor (GNOME/Linux) (free & Libre) (Open Source)

Eclipse (IDE, Windows, MacOS, Linux, BSD) (Free) (Open source)

Notepad (Windows, included with all versions of the operating system) (Proprietary)

Other/Suggest one

Click/tap here to expand/collapse the definitions for this file

Definition 1: jar Source code

A .jar file is a Java archive file for holding Java programming data. No further information is currently available.

Definition 2: Pseudo-extension (null)

A pseudo-extension is a file format that is applied to a file, despite not having a purpose, other than to change the file name (such as E.jar) however this file extension is rarely used as a pseudo-extension