What is CLASS? What Opens a CLASS? File Format List from WhatIs.com

File Extension

CLASS File Format

Java class

CLASS file format icon

CLASS is a file extension for a Java class bytecode file format used by Oracle-Suns Java to store source code readable by Java virtual machines after being compiled from a JAVA-suffixed source file.

MIME type:  application/octet-stream, application/x-java, application/java-byte-code, application/x-java-class, application/x-java-vm, application/x-java-bean, application/x-jinit-bean, application/x-jinit-applet

 

Learn more about CLASS files:

Visit the Java website.

See answers to CLASS-related questions at IT Knowledge Exchange.

This was last updated in July 2010
Editorial Director Margaret Rouse

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