Tim te Beek

#OpenRewrite v8.74.1 is out! 🚀

🤔 Prethink for Node.js
✅ Various AssertJ & Hamcrest fixes
🔧 Jackson 3 @JsonIgnore & IOException fixes
🟣 Kotlinx, Androidx, Jetpack Compose & Exposed recipes
🍃 MockMvc to AssertJ conversion
✈️ JBoss to Jetty migration
🐛 Spring Security fixes

github.com/openrewrite/...

Code Remix Weekly | Break your testing habits part 2 Part 2 of the Break Your Testing Habits series is all about leveling up your JUnit skills. ✅We’ll cover how to upgrade smoothly, apply modern best practices,...

The "Break your testing habits" series continues tomorrow on Code Remix Weekly. 📚

In part 2, level up your Junit skills, including upgrading smoothly, applying modern best practices, and exploring powerful newer features in JUnit 5.14 & 6.

🔴 Watch live tomorrow ⤵️

AI sits to your right, but you're the captain
- @vilojona.bsky.social: Practical ways to keep AI codegen under control
- @vjovanov.bsky.social: Taming GraalVM with AI
- @timtebeek.github.io: Deterministic modernization in the AI age
- @kevindubois.com @cedricclyburn.com: Local development strategies

Release 3.24.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.73.0), the rewrite-gradle-plugin (v7.26.0), and the rewrite-maven-plugin (v6.29.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite v8.73.0 is out! 🍰

🐍 Python 2 parser + Python 3 recipes
🐳 Docker parser + recipes
🍂 Propagate Maven parent POM changes
🧪 New AssertJ and Mockito recipes
🔌 Apache HttpAsyncClient 4→5
🏛️ Struts 1→2→5→6→7 recipes
🧙 Dropwizard 5.0 migration
🐛 Tons of fixes

github.com/openrewrite/...

The first day of #jfokus, the hands-on day, so where you learn and end up tired. @timtebeek.github.io and @rickossendrijver.bsky.social presented "Break your testing habits", advocating #AssertJ, but also a scary eye-opener how much many of us still stick to obsolete habits we learned with #JUnit 3.

🚀 Ready to refactor at scale?

Join @timtebeek.github.io at #Devnexus for a hands-on workshop on Migration Engineering with OpenRewrite — automate upgrades, boost security, and modernize your codebase with custom AI-powered recipes.

devnexus.com/events/migra...

🎟️ Get tickets - devnexus.com

Release 3.23.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.72.0), the rewrite-gradle-plugin (v7.25.0), and the rewrite-maven-plugin (v6.28.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite v8.72.0 is out! 🎟

🐍 Added Python parser
🍃 Spring Kafka 4 + Jackson 3
📜 Migrate to System.Logger
📐 JSF 2.3 & RichFaces 4 migration
💬 Varargs in JavaTemplate & Refaster
🅰️ Angular v20 & v21 upgrade recipes
🔓 EPSS vulnerability scoring
🐛 Many smaller fixes

github.com/openrewrite/...

liftwizard/liftwizard-utility/liftwizard-rewrite at main · liftwizard/liftwizard A collection of utilities for Dropwizard. Contribute to liftwizard/liftwizard development by creating an account on GitHub.

I was asked after the "Refactoring to #EclipseCollections" talk at dev2next 2025 whether there were any #OpenRewrite recipes for EC. My answer was "No, but it would be great if someone contributed some in OSS." Thx @cmotlin.bsky.social! 🙏 @zakhav.bsky.social @ted.dev
github.com/liftwizard/l...

Join us for a practical, hands-on training to prep your codebase for your next Spring Boot migration.🥾

We’ll show you a staged, workflow-driven approach used by modern platform and application teams.💡

Sign up: buff.ly/ONxZvJA

Release 3.22.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.71.0), the rewrite-gradle-plugin (v7.24.0), and the rewrite-maven-plugin (v6.27.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite v8.71.0 is out! 🎆

🌱 Spring Boot 4: expanded coverage
☁️ Spring Cloud 2025.1 recipes
🔐 Spring Security 7 modularized
🐘 Hibernate 7.2 migration recipe
🧪 JUnit 5.13 deprecated API upgrades
🎯 JavaScript: spread/rest syntax
🚢 Kubernetes v1.33-35 API migrations

github.com/openrewrite/...

Today I’ll join the Code Remix Weekly to chat about my project @arconia.io aimed at improving the developer experience for Java and Spring Boot applications, and simplifying the adoption of cloud native patterns. OpenRewrite is a key tool for Arconia and I can’t wait to share more about it!

#OpenRewrite v8.69.0 is out! 🎁

🤖 NEW rewrite-ai to find libraries, models & agents
🟢 Node.js: AddDependency, transitive bumps, CVE scans
📦 Bun & YAML support for JS
🌱 SB4: modular starters + convert JAX-RS endpoints
🤠 Jackson 3: serialization config & exception handling

github.com/openrewrite/...

👀 Curious what’s hot in #Java❓ You should be.

The annual #InfoQ #TrendsReport is out! Key highlights:
• Adoption of 𝐧𝐞𝐰 𝐉𝐚𝐯𝐚 𝐯𝐞𝐫𝐬𝐢𝐨𝐧𝐬
• Evolution of frameworks like 𝐒𝐩𝐫𝐢𝐧𝐠, 𝐉𝐚𝐤𝐚𝐫𝐭𝐚 𝐄𝐄, 𝐐𝐮𝐚𝐫𝐤𝐮𝐬, 𝐌𝐢𝐜𝐫𝐨𝐧𝐚𝐮𝐭, 𝐇𝐞𝐥𝐢𝐝𝐨𝐧 & 𝐌𝐢𝐜𝐫𝐨𝐏𝐫𝐨𝐟𝐢𝐥𝐞

📖 𝐑𝐞𝐚𝐝 𝐧𝐨𝐰: bit.ly/4pqtHd4

💪 𝐊𝐧𝐨𝐰𝐥𝐞𝐝𝐠𝐞 𝐢𝐬 𝐩𝐨𝐰𝐞𝐫! #StayAhead

Release 3.20.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.68.1), the rewrite-gradle-plugin (v7.22.0), and the rewrite-maven-plugin (v6.25.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite v8.68.1 is out! 🛬

🌱 Spring Boot 4.0: additional properties & dependencies
🍃 Migrate Spring Retry to Resilience
🧪 Hamcrest to AssertJ & JMockit to Mockito fixes
🟢 Node 22/24 upgrade recipes: fs, zlib, crypto & more
🤠 Jackson v3: migrate modules & feature flags
github.com/openrewrite/...

How Uber Migrated 1M Lines of JUnit in 2 Weeks | Moderne Webinar Anshuman Chadha, Director of Engineering, and Sung Whang, Senior Staff Software Engineer at Uber, discuss how they migrated one million lines of JUnit 4 to 5 in just two weeks using OpenRewrite,…

How did Uber migrate 1M lines of code in just 2 weeks??👀

Don't miss our webinar today to find out.⏯️

See how one of the world’s largest engineering teams tackles massive code migrations — fast, safe, and at scale.

Code Remix Weekly | Spring Boot 4 Awakens with DaShaun Carter Spring Boot 4 is right around the corner!🍃 DaShaun Carter joins the Code Remix Weekly livestream on December 3 to explore what’s new and share practical gui...

The wait is over! @dashaun.com joins the Code Remix Weekly livestream TODAY to chat about all things Spring Boot 4.🥾

🔴 Watch live at 21:00 CET / 3 PM ET.

Spring Boot 4 Migration Guide: Faster, Safer, at Scale Upgrade to Spring Boot 4 faster and with less risk. Learn how OpenRewrite and Moderne automate Java, Jakarta, Spring Framework, and dependency changes at scale.

🎉 Spring Boot 4 is here!🍃

Upgrading doesn’t have to be painful. Moderne + OpenRewrite brings the automation! 🛠️

Learn how to modernize your stack, reduce tech debt, and unlock the latest features in our new blog.

Release 3.19.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.67.0), the rewrite-gradle-plugin (v7.21.0), and the rewrite-maven-plugin (v6.24.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite 8.67.0 is here! 🛫

🆕 New rewrite-angular, rewrite-react & rewrite-jasperreports
🌱 Spring Boot 4.0 & Spring Batch 6.0 migrations
⚛️ React 19 upgrade recipe with forwardRef removal
🟢 Node.js crypto & util recipes
☕ Migrate all modules and formats for Jackson v3

github.com/openrewrite/...

Code Remix Weekly | Automating Adoption and Optimization with Timefold Tom Cools, DevRel at Timefold, joins the stream!Timefold, the powerful fork of OptaPlanner, makes upgrading and optimization easier than ever. Tom will dive ...

Join the next Code Remix Weekly tomorrow with @tomcools.be, DevRel at Timefold! 🎙️

Discover Timefold, the powerful OptaPlanner fork, and learn about its origin, automatic migration, and how it rethinks breaking changes.💪

🔴 Tomorrow at 21:00 CET / 3 PM ET

Live from @timtebeek.github.io’s OpenRewrite workshop at Rabobank! 🗣️

Thank you! Great to see so much engagement on this repository, making steady improvements to cover ever more of the v3 migration. 🙏

Release v1.10.0 · openrewrite/rewrite-jackson What's Changed Also retain constructors in chained assignments by @timtebeek in 29d9368 Remove modules folded into jackson-databind by @timtebeek in #39 feat: Extend Jackson 2->3 recipe with more ...

Thanks so much for the call out & your own contributions! Some of the best parts of my work is getting to work with friends and great minds like yourself. Hope we meet again soon!

Until then, here's a Thomas-special release of rewrite-jackson. :)
github.com/openrewrite/...

Release 3.18.0 · openrewrite/rewrite-recipe-bom What's Changed Incorporates the latest versions of OpenRewrite (v8.66.1), the rewrite-gradle-plugin (v7.20.0), and the rewrite-maven-plugin (v6.23.0) to improve code parsing accuracy and recipe ex...

#OpenRewrite 8.66.1 is here! 🚆

🌱 Spring Boot 4.0 migration recipes
🗂 Additional SpringFox conversions
🔐 Severity-based CVE filtering
🍐 Expand Guava to JDK conversions
🎯 Convert external `@InlineMe` annotations into recipes
🐛 Fixed Maven multi-module resource handling

github.com/openrewrite/...

Code Remix Weekly | Quantum-ready Cryptography with Moderne What’s your level of readiness for quantum-era threats?As quantum computing moves from theory toward reality, the cryptographic foundations of modern softwar...

Join the next Code Remix Weekly to learn how to detect and fix quantum-vulnerable code across massive systems with Moderne's LST-powered analysis and PQC readiness workflows.💪

🔴 Tomorrow at 21:00 CET / 3 PM ET with guest @mkheck.bsky.social

🚀 Ready to refactor at scale?

Join @mkheck.bsky.social & @timtebeek.github.io at #Devnexus for a hands-on workshop on Migration Engineering with OpenRewrite — automate upgrades, boost security & modernize your codebase with custom AI-powered recipes.

devnexus.com/events/migra...

🎟️ - devnexus.com

𝐓𝐡𝐞 𝐉-𝐅𝐚𝐥𝐥 2025 𝐏𝐫𝐞𝐜𝐨𝐧𝐟𝐞𝐫𝐞𝐧𝐜𝐞 𝐡𝐚𝐬 𝐬𝐭𝐚𝐫𝐭𝐞𝐝!
Today is all about learning, sharing ideas, and getting inspired before the main J-Fall event tomorrow.

Let’s make it an amazing day together!

#JFall2025 #Preconference #Java

Also remove old configuration properties by timtebeek · Pull Request #35 · openrewrite/rewrite-jackson https://bsky.app/profile/joris.kuipe.rs/post/3m4j2mtik2k2q

Done! github.com/openrewrite/...

Not yet, but if you share some examples in an issue I'll naively say it won't be hard! ;)

Got you covered there with the deletions of the new defaults!

docs.openrewrite.org/recipes/java...

🎉 The Marketplace has officially surpassed 5,000 recipes! 🎉

Huge thanks to our community for contributing, sharing, and automating code transformations. Here’s to cleaner, smarter code for everyone! 👏