Java Frameworks 2026: Spring Boot 4 vs. Quarkus 3.10 vs. Micronaut 4.5

try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3900225) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } ANKUSH CHOUDHARY JOHAL Posted on Apr 29 • Originally published at johal.in Java Frameworks 2026: Spring Boot 4 vs. Quarkus 3.10 vs. Micronaut 4.5 #java #frameworks #2026 #spring In 2026, Java developers face a three-way split: Spring Boot 4 now powers 62% of enterprise Java microservices, but Quarkus 3.10 has cut cold startup times to 12ms for serverless workloads, and Micronaut 4.5 has reduced baseline memory usage by 41% compared to 2023’s Micronaut 3.0.

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