How to Extract a JAR File (Online & Offline)

Learn how to extract a JAR file and access its contents — using online tools, command line (jar/unzip), and archiver apps on Windows, Mac, and Linux.

Option 1: Browse Without Extracting (Online)

Option 2: Extract With `jar` (JDK Command)

Option 3: Extract With `unzip`

Option 4: 7-Zip (Windows)

Option 5: Rename to .zip and Use System Tools

Extracting Specific Files

After Extracting: What You'll Find

Extracting Source Code (Decompile)

Summary