NEWSLETTER ISSUE #67 - April 2026

View online version

Subscribe now to the Quarkus Newsletter.

Build a Streaming AI Chat in Java with Quarkus, Vaadin, and LangChain4j

By Sebastian Kühnau

A hands-on guest post by Sebastian Kühnau showing how to stream LLM responses token by token in a pure Java UI with Vaadin Flow and Quarkus.

Read the Article

Image by Zac Ong from Unsplash

Enabling reflection-free Jackson serializers by default

By Mario Fusco

Learn our reasoning behind enabling by default in the Quarkus 3.35 release.

Read the Article

quarkus-chat-ui: A Web Front-End for LLMs, and a Real-World Case for POJO-actor

By Scivics Lab

This blog post introduces a new Chat UI component built with Vaadin and designed to integrate seamlessly into a Quarkus application, simplifying the creation of conversational interfaces.

Read the Article

Image by Zac Ong from Unsplash

Image by Zac Ong from Unsplash

quarkus-chat-ui (2): The Actor Design Behind LLM-to-LLM Conversation

By Scivics Lab

See how to actually use POJO-actor in quarkus-chat-ui, a Quarkus-based LLM chat UI that connects to Claude Code CLI, vLLM, and other backends.

Read the Article

Rethinking Java Web UIs with Jakarta Faces and Quarkus

By Nawaz Dhandala

Learn how to integrate Redis caching and data storage in a Quarkus Java application using the Quarkus Redis extension with reactive 

Read the Article

Image by Zac Ong from Unsplash

AI Coding Tools in 2026: How to Work With Agents Without Losing Control

By Markus Eisele

A Java engineer’s operating model: Ask/Plan/Code flows, guardrails, and review discipline at scale.

Read the Article

Enterprise support options for Quarkus

The Quarkus community just got stronger: alongside the long‑standing Red Hat Build of Quarkus, IBM has announced the IBM Enterprise Build of Quarkus. Organizations now have a choice between two enterprise distributions built on the same community core — a clear sign of the project's growth and maturity.

Get Red Hat Build of Quarkus 3.27, a downstream enterprise-supported version of Quarkus. Read the Red Hat Build of Quarkus 3.27 documentation.

Check out IBM Enterprise Build of Quarkus 3.27 for cloud-native and AI-infused applications. Read the IBM Build of Quarkus 3.27 documentation.

Catch the Quarkus Community at Devoxx UK!

We're excited to share that the Quarkus community will have a sponsored booth at Devoxx UK in London this May 6th and 7th. If you're heading to the conference for an action-packed couple of days, make sure to stop by and say hi!

We’d love to chat with you about all things supersonic, subatomic Java. Whether you're curious about our native Generative AI integration using LangChain4j or just want to experience how Quarkus brings incredible performance and developer joy, we've got you covered.

Bring your questions, and let’s talk about building future-ready, AI-infused apps. See you there!

Top Posts and Comments

Github Discussions is Quarkus's place for community collaboration, conversation, events, Q&A, job opportunities, and other great community topics.

Go join the Quarkus discussions!

Videos of the Month

Episode #243: What's new with the 3.33 LTS update?

Quarkus Insights #242: What is Quarkus Flow?

Quarkus Insights #241: What's new with Java 25

Quarkus Insights #240: Quarkus & Gizmo 2

Upcoming Events with Quarkus

CloudConf

Date: May 6, 2026
Location: Turin, Italy
Event Type: In Person

The most beloved cloud conference returns for its biggest edition yet, with over 1,000 attendees and tons of content, talks, and networking.

Devoxx UK

Date: May 6-7, 2026
Location: London, UK
Event Type: In Person

The UK's premier conference for Java developers. Practical insights and strategies to tackle today’s toughest challenges whilst preparing for what’s emerging next.

Uphill Conf

Date: May 7-8, 2026
Location: Bern, Switzerland
Event Type: In Person

Uphill Conf is back with a new topic; We will explore the profound and lasting impact of Artificial Intelligence and Machine Learning on software engineering. 

Red Hat Summit

Date: May 11-14, 2026
Location: Atlanta, Georgia USA
Event Type: In Person

Red Hat Summit is the premier enterprise open source event where IT professionals can collaborate, learn, and move forward with hybrid cloud technologies that unlock innovation, everywhere.

Cloud Native Days Italy

Date: May 18-19, 2026
Location: Bologna, Italy
Event Type: In Person

Cloud Native Days (CND) Italy is a local, community-organized event that gathers adopters and technologists from open source and cloud native communities.

Current | London

Date: May 19-20, 2026
Location: London, UK
Event Type: In Person

Kafka Summit in London was massive, and this year we’re coming back to do something even bigger as Current London. It’s the data streaming event with a full-day of keynotes, breakout sessions, and an amazing expo hall. It’s the can’t-miss event for the best minds in data.

JCon OpenBlend & Make IT

Date: May 27-29, 2026
Location: Portorož, Slovenia
Event Type: In Person

We will gather again - users of Oracle & Java & Open-source on annual conference May 27 - May 29, 2026 in sunny and beautiful Portoroz, Slovenia.

jPrime

Date: June 3-4, 2026
Location: Sofia, Bulgaria
Event Type: In Person

jPrime is a conference with talks on Java, various languages on the JVM, mobile, web and best practices.

DevTalks Romania

Date: June 3-4, 2026
Location: Bucharest, Romania
Event Type: In Person

DevTalks, DevTalks Romania, DevTalks conference, tech conference, regional IT conference, tech conference in Romania, Security, masterclass IT, AI conference, java conference, IT events, Java, Web, Mobile, Big Data, Cloud, DevOps, DevLead, QA Testing, Product Management, Engineering, The largest tech conference in CEE, regional tech conference, the biggest tech conference for developers, IT conference, IT event Romania.

KubeCon India

Date: June 18-19, 2026
Location: Mumbai, India
Event Type: In Person

The Cloud Native Computing Foundation’s flagship conference brings together adopters and technologists from leading open source and cloud native communities in Mumbai, India, from 18-19 June, 2026. Be a part of the conversation as CNCF Graduated, Incubating, and Sandbox Projects unite for two days of collaboration, learning, and innovation to drive the future of cloud native computing.

Devoxx Poland

Date: June 17-19, 2026
Location: Krakow, Poland
Event Type: In Person

During 3 days, 2.700 Devoxxians from 20 different countries attend Devoxx Poland including 100+ speakers and another 600K developers enjoy the presentations online. Making Devoxx the biggest Java conference in Poland.

Software Architecture Summit 

Date: June 15-19, 2026
Location: Bucharest, Romania
Event Type: In Person

From June 15-19 2026, the Business Summits at Nord Events Center by Globalworth will bring together global experts and industry pioneers to tackle the biggest challenges and opportunities in tech. Across five specialized events—the Innovation Summit, Future AI Summit, HR Masters Summit, Software Architecture Summit, and AI Coding Summit— attendees will gain insights into Generative AI, AI-Human Collaboration, AI Agents, MultiCloud architectures, workforce transformation, and emerging innovations such as bionic arms that merge human capabilities with advanced technology.

Subscribe to the Quarkus Newsletter to get this news monthly.

Quarkus is supersonic subatomic java.