📣 𝐒𝐩𝐫𝐢𝐧𝐠: 𝐓𝐡𝐞 𝐎𝐟𝐟𝐢𝐜𝐢𝐚𝐥 𝐃𝐨𝐜𝐮𝐦𝐞𝐧𝐭𝐚𝐫𝐲 will premiere at Devoxx UK! Produced by @cultrepo.bsky.social, this film explores the pivotal moments that shaped our ecosystem: the early days of challenging the status quo. The revolution of Spring Boot.

I'll be speaking together with @tommyludwig.bsky.social at @springio.net 2026 on Apr 13-15. Let us know if you will be there, you can meet us at the Spring both or after our talk! #springio26 2026.springio.net/sessions/i-c...

Huge congrats to the Spring Boot team! Twelve years of innovation, and with the latest 4.0, you're still leading the way!

@philwebb.dev @0.5ritter.de

Thanks a lot!

@snicoll.be

:(

Well, my #Java journey has come to an end. Today my role at Oracle has been terminated.

I’m open to any job leads y’all may have.

The photos from Voxxed Days Zurich 2026 are now available 📸

Missed it or were there? Relive the atmosphere, conversations, and shared passion for technology.

Take a moment to relive it: www.flickr.com/photo...

📸 by dimitris Doutsiopoulos

Winterthur is one of the coolest city names ever.

Spring Framework 1.0 Final Released Level up your Java code and explore what Spring can do for you.

Happy 22nd birthday, Spring Framework! 🥳🍃 #Spring spring.io/blog/2004/03...

Voxxed Days Zürich 2026.

The full agenda is live for 24 March 2026 at ARENA Cinemas Sihlcity.
5 parallel tracks. Developer-focused.

Explore the schedule: vdz26.voxxeddays.ch/...
Get your ticket now: tickets.voxxeddays.c...

#VDZ26 #voxxedzurich #itwillbefun

We are ready. Are you? 🚀

Developers, engineers, architects, and tech leads will gather at Arena Cinemas Sihlcity for the 10th edition of Voxxed Days Zürich.

One day. Five tracks. Real engineering stories.

See you tomorrow!

vdz26.voxxeddays.ch

#VDZ26 #itwillbefun #voxxed

Wait until 4.1.8!

Wait until we release 4.1.8 !

Spring Boot 4.1.0-M3 available now Level up your Java code and explore what Spring can do for you.

Spring Boot 4.1.0-M3 has is available now! spring.io/blog/2026/03...

Spring Boot 4.0.4 available now Level up your Java code and explore what Spring can do for you.

On behalf of the team and everyone who has contributed, I'm happy to announce that Spring Boot 4.0.4 has been released and is now available from Maven Central.

spring.io/blog/2026/03...

I hope it's not 404ing.

#java #spring #springboot

Spring Boot 3.5.12 available now Level up your Java code and explore what Spring can do for you.

On behalf of the team and everyone who has contributed, I'm happy to announce that Spring Boot 3.5.12 has been released and is now available from Maven Central.

spring.io/blog/2026/03...

#spring #java #springboot

Blending Chat with Rich UIs with Spring AI and MCP Apps Level up your Java code and explore what Spring can do for you.

Spring AI 2.0.0-M3 is now available and with it comes the ability to set metadata for tools and resources. And that makes MCP Apps possible.

Read about how I’ve been tinkering with MCP Apps and how to blend AI chat with traditional UI design at spring.io/blog/2026/03...

Release v1.0.0 · valkey-io/spring-data-valkey What's Changed Maven Plugin Cleanup by @jeremyprime in #52 Fix Flaky Cluster Test by @jeremyprime in #53 Remove Spring CI Files by @jeremyprime in #54 Add Docs Deployment Workflow by @jeremyprime ...

Spring Data Valkey 1.0 is GA now.

Congrats to the @valkeyio.bsky.social team 🥳👏

github.com/valkey-io/sp...

🚀 Speaking at @amsterdam.voxxeddays.com — April 1–2!
"Spring AI: From Fundamentals to Agentic Patterns" — a hands-on deep dive into context window curation, RAG, MCP, subagent orchestration, and LLM-as-a-Judge. All in Java.
🎟️ amsterdam.voxxeddays.com/talk/?id=12905
#SpringAI #Java #Agentic #AI

Spring Framework 6.2.17 and 7.0.6 Available Now Level up your Java code and explore what Spring can do for you.

🍃 #SpringFramework 6.2.17 and 7.0.6 are now available!

6.2.17 ships with 26 fixes and documentation improvements, and 7.0.6 ships with 45 fixes and documentation improvements.

spring.io/blog/2026/03...

How do you build tools used by millions of devs?

In the latest episode of the Marco Show, Moritz Halbritter from the Spring Boot team talks about Spring Boot, Java startup performance, why AI struggles with real-world Java code, and more.

Check it out: https://youtu.be/FUFsul26rgA

😂

Solar panels produce 14.29 kW of power.

Ohh yeah, we're so back in business!

Reminder to sign up for the pre-conference observability workshop with the Micrometer team at Spring I/O

Spring Boot 4.0 Release Highlights Spring Boot 4.0 is a major release that coordinates upgrades across the entire Spring portfolio, moving to Jakarta EE 11, adopting JSpecify null-safety, defaulting to Jackson 3, and consolidating retr...

The new Spring Release Highlights page centralizes updates from across the entire portfolio, organized by Spring Boot version.

• Ecosystem alignment
• Upgrade planning
• Cross-cutting themes

Stop hunting for notes across dozens of project wikis.

spring.io/projects/rel...

How Spring Boot Really Works (From a Core Engineer) - Moritz Halbritter | The Marco Show YouTube video by IntelliJ IDEA, a JetBrains IDE

I recorded an episode of the Marco Show with Marco Behler from JetBrains. It was an absolute pleasure, thanks for having me. We talked about a lot: how I ended up on the Spring team, Project Leyden, GraalVM, AI, and so much more. Also available as a podcast.

www.youtube.com/watch?v=FUFs...

What’s changing in Java startup performance? Spring Boot engineer Moritz Halbritter explains GraalVM Native Image vs Project Leyden, developer experience in Spring Boot, and why AI still struggles with real-world Java codebases.
🎥 Watch now: youtu.be/FUFsul26rgA

Spring Boot 4.0 Release Highlights Spring Boot 4.0 is a major release that coordinates upgrades across the entire Spring portfolio, moving to Jakarta EE 11, adopting JSpecify null-safety, defaulting to Jackson 3, and consolidating retr...

Spring's website just got an upgrade! spring.io/projects/rel... highlights the releases over all the projects. No more rummaging in wikis, all in one place!

#spring

I'll be talking in April at Spring I/O 2026 about the new stuff in Spring Boot 4. Looking forward to it!

2026.springio.net/sessions/spr...

@springio.net

#spring #springboot

Happy to share that I will present 2 new talks at @springio.net 2026:
- Idiomatic Kotlin applications with Spring Boot 4
- Null-safe applications with Spring Boot 4

More details on 2026.springio.net/speakers/seb..., hopefully see you next month in Barcelona!