Development
JD-GUI is a Java bytecode viewer that reconstructs readable source from class files for inspection and navigation. It includes class-file decompilation, method browsing, and field inspection.
Java developers examining dependencies without their original source
Decompiled output does not restore original comments or exact source structure. Obfuscation and newer bytecode features can limit reconstruction quality.
Editorial assessment based on the provider’s published information. Our method
The application is distributed under GPL-3.0-only. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. Decompiled output does not restore original comments or exact source structure.
GPL-3.0-only; Decompiled output does not restore original comments or exact source structure.
The $0 price applies to the listed open source application. Decompiled output does not restore original comments or exact source structure.
Brings class-file decompilation and method browsing into the same workflow.
Open the compiled classes, navigate to the relevant method, and compare the reconstructed logic with observed behavior when tracing a dependency issue.
Decompiled output does not restore original comments or exact source structure.
Obfuscation and newer bytecode features can limit reconstruction quality.
JD-GUI fits Java developers examining dependencies without their original source. Open the compiled classes, navigate to the relevant method, and compare the reconstructed logic with observed behavior when tracing a dependency issue.
Decompiled output does not restore original comments or exact source structure. Obfuscation and newer bytecode features can limit reconstruction quality. Keep working files under version control so subsequent changes can be reviewed and reversed.
The application is distributed under GPL-3.0-only. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. Decompiled output does not restore original comments or exact source structure.
Yes. JD-GUI includes class-file decompilation. Open the compiled classes, navigate to the relevant method, and compare the reconstructed logic with observed behavior when tracing a dependency issue.
Decompiled output does not restore original comments or exact source structure.
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Yes. New reviews are submitted for moderation. We show published user reviews separately from the editorial overview and never assign a default user rating.
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