GlassFish to Payara Server 4 Migration Guide

Migrate from GlassFish with Confidence

When Oracle ended commercial support for GlassFish, thousands of organisations needed a secure, reliable alternative. Payara Server Enterprise emerged as the natural successor — built from the same source code, production-ready, cloud-native, and fully supported by expert engineers.

This free guide walks you through every step of a seamless migration from GlassFish to Payara Server 4, with practical insights on:

• Updating APIs and libraries for Java EE 7/8 compatibility
• Replacing Oracle commercial features with Payara Server equivalents
• Leveraging built-in tools like the Health Check Service, Request Tracing, and Hazelcast clustering
• Ensuring long-term stability, security, and enterprise-grade support

Download the GlassFish to Payara Server Migration Guide to discover how simple it can be to future-proof your Jakarta EE applications.