How do I open a JAR file online?

Upload your JAR file to our online viewer, browse the contents, and extract the files you need. No software installation required.

Is it safe to open JAR files online?

Yes. All JAR file processing happens locally in your browser. Your files are never uploaded to our servers.

Yes. You can browse the JAR contents and extract individual files without extracting the entire archive.

No. Our JAR viewer runs entirely in your web browser. No downloads or installations required.

Upload your JAR file to view its contents online. No need to extract. Secure and fast.

or click to browse

Supported: JAR

Max 100MB

Supported formats: JAR

Browse files inside the archive without extracting them to your device.

Click on images, PDFs, or docs inside the archive to view them instantly.

Your files are processed securely and automatically deleted.

Open and extract JAR files without installing software. Perfect for quick file access and inspection.

Open any JAR file instantly in your browser. View contents, file sizes, and folder structure before extracting.

Extract individual files or entire JAR archives. Download specific files without extracting everything.

Navigate through folders and view file structure. See file names, sizes, and modification dates.

Open password-protected JAR files. Enter password to decrypt and extract protected contents.

All processing happens locally in your browser. Your JAR files never leave your device.

Access JAR files directly in your browser. No software downloads or installations needed.

We also support other popular archive formats.