.CLASS File Extension

Verified information
Information about the file CLASS
  • Java Class Format
  • Developer Files
  • Oracle

What is the CLASS file?

The CLASS file extension can be associated with several types of files. Most often, however, a file with such an extension is associated with the Java Class Format format. CLASS files are supported by , Linux, Mac OS, Windows operating systems. The CLASS file is one of the Developer Files files, just like 1205 of the other files found in our file information database. The creator of Java Class Format is Oracle.

A program that can open the CLASS file is e.g. Apple Jar Launcher. However, you can also use other applications, e.g. Eclipse, Java Runtime Environment, dirtyJOE, DJ Java Decompiler.

MIME Types
  • application/java
  • application/x-java-class
  • application/java-byte-code
  • application/x-java.vm
  • application/octet-stream

Programs, that can open .CLASS files

How to open a .CLASS file?

If you have problems opening the file CLASS, then in most cases the problem is only the lack of the proper application installed. Select one of the programs from the list and install it on your device. The operating system should automatically associate the CLASS file format with the installed program. If not, right click on your CLASS file and select from the menu "Open with" . Then select the installed program and confirm the operation. Now all CLASS files should automatically open with the selected program.

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