YouTube video by Wim Deblauwe

Set up Git for multiple GitHub accounts on one machine with includeIf and insteadOf: an SSH key and commit email per account, no special clone URLs.

If your library or starter has optional dependencies, it is surprisingly easy to write an auto-configuration that blows up at startup for everybody who does not have that optional dependency on the cl...

Design, build, test and publish auto-configuration libraries on Spring Boot About the book ...

In part 1 we created a Thymeleaf component library that can be used in a Spring Boot application. Part 2 showed how to create an actual component with custom attributes and a passthrough of any attrib...

In part 1 we created a Thymeleaf component library that can be used in a Spring Boot application. There is a sample application that uses the library, and there is full live reload support for changin...

This blog series will explain how to write a component library for Thymeleaf. The goal is to create a library that can be used in any Spring Boot application that uses Thymeleaf as the view technology...

If you use Spring Boot with Thymeleaf, you might be using an external OAuth2 provider like Keycloak or Okta to authenticate your users. In this blog post, I will show you how to test your OAuth2 clien...

Changelog 🐛 Fixes a32cccd fix: Fix jbang catalog template with correct path and Java version 🛠 Build 940b9f2 build(deps): bump actions/checkout from 6 to 7 a6a5ea2 build(deps): bump the spring ...

Changelog 🚀 Features 59d368f feat: Use vite-spring-boot-thymeleaf and vite-spring-boot-jte 2.0.1 by default feac244 feat: Use the webjars-locator-lite version that Spring Boot provides 506f944 fea...

What's Changed fix: Generation of configuration metadata by @wimdeblauwe in #131 Full Changelog: 5.1.0...5.1.1

What's Changed fix: ensure CSS imports from manifest arrays are resolved and emitted… by @wimdeblauwe in #20 build: Update to Spring Boot 4.0.5 by @wimdeblauwe in #21 build: Update Maven plugins b...

What's Changed Make swap style optional and add support to define “none” for scroll and show in HX-Reswap by @xhaggi in #191 Add support for automatic CSRF token injection by @lcnicolau in #188 Up...

What's Changed Update dependencies (February 2026) by @vilmosnagy in #65 feat: Allow passing additional npm install arguments by @wimdeblauwe in #66 build: Replace nexus-staging-maven-plugin with ...

What's Changed fix automatic import of ServletErrorHandlingConfiguration when using @WebMvcTest or @WebFluxTest by @wimdeblauwe in #125 Full Changelog: 5.0.0...5.0.1

Upgrade notes Spring Boot 4 This release requires a Spring Boot 4.x baseline. Removed annotations These annotations have been removed: @HxRefresh, @HxRedirect and @HxLocation. You should instead re...

Changelog 🚀 Features 82347dc feat: Support Spring Boot 4 for project generation 🛠 Build 219b741 build: Use htmx 2.0.8 b37ee68 build: Use Bootstrap 5.3.8 e1e4ba0 build: Use AlpineJS 3.15.1 96d07...

What's Changed build: Replace nexus-staging-maven-plugin with central-publishing-maven-plugin by @wimdeblauwe in #15 Migrate to spring boot 4 and jackson 3. Closes gh-16. by @aspan in #17 build: U...

What's Changed Update package.json to support Vite 7.0 by @semyonsh in #4 New Contributors @semyonsh made their first contribution in #4 Full Changelog: 0.7.0...1.0.0

This blog post explains how I like to document a Spring Boot application I am writing. It is the third and last post in my series on writing production-ready Spring Boot applications. See How I write ...

The web is a fantastic platform, but its power is not evenly distributed.

My previous blog post How I write production-ready Spring Boot applications explained how I like to write and structure my production code in Spring Boot applications. This blog post will further expl...

This blog post will explain how I currently write Spring Boot applications. I have been writing Java for over 25 years, and most of that involved Spring and its ecosystem. I will talk about how I arch...

Changelog 🚀 Features 765acc8 feat: JTE support - Configure Vite so that live reload of JTE templates works 1842385 feat: JTE support - insert correct CSS and JS links depending on template type f9...

Spring I/O conference in Barcelona

What's Changed Support for Java Template Engine by @pbaris in #11 build: Update to Spring Boot 3.3.12 by @wimdeblauwe in #12 New Contributors @pbaris made their first contribution in #11 Full C...

What's Changed feat: Allow to specify an optional context path for dev and build modes by @wimdeblauwe in #10 Full Changelog: 0.7.0...0.8.0

Testcontainers is a great technology to run Docker containers of dependencies like a database or a messaging middleware like ActiveMq or Kafka. It might not immediately be obvious how to combine JUnit...

What's Changed adding openapi & swagger usage documentation by @vova-volvo in #109 docs: Document the need to manually include custom handlers when runn… by @wimdeblauwe in #110 build: update to S...

Spring Framework 6.2 introduced MockMvcTester to support writing AssertJ style assertions using AssertJ under the hood. If you’re using Spring Boot, the spring-boot-starter-test dependency transiti