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VisualVM is an All-in-One Java Troubleshooting Tool

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Currently the HeapViewer views only have the Filter capability, which sometimes makes it difficult to find the desired data: In the Objects view, I was searching for a subclass of...

enhancement

Do we have email notification support for conditions like heap size exceeded certain usage?

enhancement

**Is your feature request related to a problem? Please describe.** 1. Ant is too old and currently has few projects to use, Maven and Gradle are the mainstream. 2. Using...

enhancement

**Is your feature request related to a problem? Please describe.** Visualvm does not honor the JAVA_HOME variable. Having to start it with "bin/visualvm --jdkhome $JAVA_HOME" is an unneccessary annoyance. **Describe...

enhancement

Add support for upcoming JDK 25.

enhancement

CVE-2025-66566, CVE-2025-12183 were found in LZ4J 1.8.0 The official lz4-java project has been discontinued. A community fork was created at https://github.com/yawkat/lz4-java with new maven coordinates.

OCA Verified

**Describe the bug** When using VisualVM on a Windows 10 laptop with external monitors, the application window opens off-screen after the external monitors are disconnected. The main window cannot be...

bug

**Describe the bug** I find it hard to see which tab is active. **To Reproduce** Steps to reproduce the behavior: 1. Select a JVM process. 2. Click on Sampler. 3....

bug

**Describe the bug** When using the VisualVM CPU profiler on Minecraft, I get various messages like ``` Error Redefinition failed with error 62 Check JVMTI documentation for this error code....

bug