Java Runtime Environment (JRE) Java May 4, 2026 What is the JRE (Java Runtime Environment)? The Java Runtime Environment How the JRE works with the JVM Installing and using the JRE The JRE in devops Java memory and the JRE Metaspace Heap space Stack space Memory management in Java 8 Configuring heap space Configuring stack space Java application monitoring Conclusion Get the next Java tutorials in your inbox. We publish new Java tutorials most days. One email a week with the latest — no spam, unsubscribe anytime. Subscribe ← Previous JVM Next → Java Virtual Machine (JVM), Difference JDK, JRE & JVM – Core Java