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Linux · Developer Tools

JD-GUI

A standalone graphical utility that displays Java sources from CLASS files

by Java Decompiler project

Download

Official site: flathub.org

About JD-GUI

JD-GUI is a standalone graphical utility that displays Java source codes of ".class" files. You can browse the reconstructed source code with the JD-GUI for instant access to methods and fields.

How to install JD-GUI

  1. Click Download — the developer's official website opens in a new tab.
  2. Download the latest version there and run it. Choose Custom/Advanced where offered, and skip any bundled extras.
  3. Prefer the command line? With Flatpak you can install and update it with: flatpak install flathub io.github.java_decompiler.jd-gui
  4. Open JD-GUI once it finishes installing.
How to install Linux apps with Flatpak

Frequently asked questions

Is JD-GUI free to download?

Yes. The Download button sends you to flathub.org, the developer's official site, where JD-GUI is available to download. Flatnic doesn't host or modify any files.

How do I install JD-GUI from the command line?

With Flatpak, run: flatpak install flathub io.github.java_decompiler.jd-gui. This installs it from the official source and keeps it updated.

Is JD-GUI safe?

JD-GUI downloads directly from the developer. As always, scan the installer with your antivirus and choose Custom setup to skip any bundled extras.

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