java.awt.SystemTray API to let apps live in the taskbar/menu bar. Performance & Threading: Biased Locking: Improved performance for synchronized methods by reducing locking overhead. Parallel Compaction: A Garbage Collection (GC) feature that allowed the collector to perform major collections in parallel, significantly boosting performance on multi-core systems. Monitoring & Management: JConsole: A built-in GUI tool for monitoring memory usage, thread status, and VM performance in real-time. On-Demand Attach: Allowed management tools to attach to a running JVM without special startup flags. Oracle +3 💻 Compatibility & Legacy Usage Today, the Java SE 6 runtime is primarily used to support "Legacy" applications that cannot run on newer versions of Java. MacStrategy +1 Apple & macOS 10 sites What's New in Java SE 6 - Oracle Database For a great out-of-the-box development experience with database applications, the Java SE 6 development kit though not th... Oracle Article | Adobe Creative Suite CS and Java RE v6 - MacStrategy Jun 30, 2015 —
You can have multiple JDKs installed. You can write a simple batch script ( .bat ) to launch your legacy app that temporarily sets the path to the Java 6 bin folder: java se 6 runtime
Unlike modern Java versions which are highly modular, Java 6 was the era of heavy, monolithic applications. If you are trying to run older versions of software like: Monitoring & Management: JConsole: A built-in GUI tool