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SpotBugs

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SpotBugs

Free

Free software under the GNU Lesser General Public License

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On the record

Accuracy caveat
SpotBugs may produce false warnings, and the Maven plugin introduction says its false warning rate is generally less than 50%.spotbugs.github.io · read 9 Oct 2026
Analysis
It looks for code patterns that are likely to be errors.spotbugs.readthedocs.io · read 9 Oct 2026
Bytecode support
The manual says support for scanning bytecode generated by JDK 11 and newer is still experimental, and outdated JDK bytecode such as 10, 9, 7, and older is unsupported.spotbugs.readthedocs.io · read 9 Oct 2026
Distribution
Binary distributions are available in gzipped tar and zip formats.spotbugs.readthedocs.io · read 9 Oct 2026
Extensibility
New detectors can be added through plugins, and the site lists fb-contrib and Find Security Bugs as examples.spotbugs.github.io · read 9 Oct 2026
Integrations
The project lists standalone use and integrations for Ant, Maven, Gradle, and Eclipse.spotbugs.github.io · read 9 Oct 2026
Memory requirement
The manual recommends at least 512 MB of memory and says very large projects may need more.spotbugs.readthedocs.io · read 9 Oct 2026
Pattern coverage
SpotBugs checks for more than 400 bug patterns.spotbugs.github.io · read 9 Oct 2026
Platform support
The manual says SpotBugs is known to run on GNU/Linux, Windows, and MacOS X.spotbugs.readthedocs.io · read 9 Oct 2026
Project background
SpotBugs is a community supported fork of the now abandoned FindBugs project.spotbugs.github.io · read 9 Oct 2026
Purpose
SpotBugs uses static analysis to look for bugs in Java code.spotbugs.github.io · read 9 Oct 2026
Runtime requirement
SpotBugs requires a Java 11 or later runtime environment.spotbugs.readthedocs.io · read 9 Oct 2026
Security analysis
The manual includes a security bug category and instructions for integrating Find Security Bugs with the Maven plugin.spotbugs.readthedocs.io · read 9 Oct 2026
Support
Users can report issues on GitHub or contact the project through its general purpose mailing list.spotbugs.github.io · read 9 Oct 2026

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