Download Weka 3.8.5 Hot! Online

A smaller file size. Only choose this if you already have 64-bit Java 8 or higher installed and configured. Installation Steps For Windows: Run the .exe installer. Follow the setup wizard.

You can also visit the official Weka download page. While this page often promotes the latest version, you can find the "older versions" section to grab the 3.8.5 binaries. Choosing the Right Installer download weka 3.8.5

Run algorithms like J48 (Decision Trees), Random Forest, or Naive Bayes. A smaller file size

Many third-party packages in the Weka Package Manager were optimized for the 3.8.x core. Follow the setup wizard

If you have a high-resolution screen, right-click the Weka shortcut, go to Properties > Compatibility > Change high DPI settings , and override the scaling to "System" to prevent the text from looking tiny. For macOS: Download the .dmg file. Drag the Weka icon into your Applications folder.

Because it’s from an unidentified developer, you may need to go to System Settings > Privacy & Security to allow the app to open the first time. For Linux: Download the .zip archive. Extract the folder to your preferred directory.