Java 26 Is Out — Here's What Actually Matters for Spring Boot Developers

Java 26 Is Out — Here's What Actually Matters for Spring Boot Developers Java 26 dropped today. And like every non-LTS release, most of the internet will spend the next week writing "everything new in Java 26" posts that include the Applet API removal and then act surprised you might care. Let me skip straight to the three things that are actually relevant if you write Spring Boot applications for a living. The release in one sentence Ten JEPs, five final. No new language syntax reaches production-ready status. What you get is a faster runtime, HTTP/3 in the standard library, and the beginning of Java actually enforcing what final means. 1. G1 GC got faster — you don't have to do anything JEP 522 redesigns how the G1 garbage collector tracks object references. Before this, application threads and GC threads shared a single card table, which meant they had to coordinate on every write barrier. The fix is a dual card table — each side gets its own, no more synchronization overhead. The r