The FindBugs project was officially declared "dead" in 2016 and is no longer maintained. Modern developers have transitioned to , its spiritual successor, which provides active support for current Java versions (up to Java 21+).
While FindBugs is legacy software, you can still access it or its modern equivalent for NetBeans using the methods below. 1. Download & Install the Legacy FindBugs Plugin findbugs netbeans plugin download
If you are working on a legacy project or using an older version of NetBeans (like 8.2 or earlier), you can still find the original plugin. The FindBugs project was officially declared "dead" in
: If the repository is unavailable, you can sometimes find .nbm (NetBeans Module) files on sites like SourceForge . Use the Downloaded tab in the Plugin Manager to manually add these files. 2. Transitioning to SpotBugs (The Modern Standard) Use the Downloaded tab in the Plugin Manager
: Most versions of NetBeans include FindBugs in their official repositories. Open NetBeans and go to Tools > Plugins . Click the Available Plugins tab. Search for "Findbugs Integration." Select the checkbox and click Install .
Since there is currently no dedicated standalone "SpotBugs" plugin in the standard NetBeans Plugin Portal as of May 2026, the best way to use it is through build tool integration. This ensures your code is analyzed every time you build, regardless of your IDE version.