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Wolfgang Weigend

@wolfgangweigend.bsky.social
119 followers 31 following 133 posts

Software solution engineer at Oracle about Java technology, GraalVM & architecture to develop enterprise Java applications as in cloud infrastructure. Ex-Sun & Ex-bea

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Christian Humer @chumer.dev · 02/10/2026
Ever heard of dynamic meta-compilation? Truffle uses partial evaluation to turn interpreters into optimized machine code without requiring you to write a compiler. We’ve added new docs explaining how it works. Readable by humans, too: github.com/oracle/graal...
github.com
graal/truffle/docs/PartialEvaluation.md at master · oracle/graal
GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀 - oracle/graal
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Official account of jfxcentral.com @jfxcentral.com · 02/10/2026
Here's the new #JavaFX #LinksOfTheWeek 🎉 www.jfx-central.com/links Thanks to Igor Azarny, @maxiong.bsky.social, Anahata ASI, Artistic_Solution117, @frankdelporte.be, @starbuxman.joshlong.com @andresalmiray.com, Libán Bande González, Sombriks & Old_Assistance7! Have a lovely #Java weekend!
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Pyronaut @pyronautfw.bsky.social · 02/10/2026
Introducing Pyronaut, a high-performance Python open-source framework built on @micronautfw.bsky.social @graalvm.org and Graalpy! pyronaut.io/2026/10/02/i... #python #micronaut @thepsf.bsky.social
pyronaut.io
Introducing Pyronaut | Pyronaut Blog
Pyronaut is a high-performance Python application framework for building production services with rich data access, observability, cloud integrations, build-time validation, integrated testing, and en...
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Wolfgang Weigend @wolfgangweigend.bsky.social · 01/10/2026
Java for AI by Zoran Sevarac at SAP in Walldorf Germany
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Wolfgang Weigend @wolfgangweigend.bsky.social · 01/10/2026
The „Double Feature“ at SAP in Walldorf Germany starts with Value Objects and Project Valhalla by @nipafx.dev + Java for AI by Zoran Sevarac and the opening by Heather VanCura
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Markus Eisele @myfear.com · 01/10/2026
Performance Improvements in JDK 27 buff.ly/A4stv1Y
buff.ly
Performance Improvements in JDK 27 - Inside.java
Notable performance improvements in JDK27
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Adam Bien @adambien.blog · 30/09/2026
Shortest prompts, best code. Only Java can do it 😃 Thanks for the 20k views and 350 likes in 3 days. Check out: "How To Write Great Java Apps With LLMs and Agents" from JavaOne 2026: youtu.be/MMIPCyXZDAk?... #java #javaone #airhacks
youtu.be
How To Write Great Java Apps With LLMs and Agents
YouTube video by Java
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GraalVM @graalvm.org · 30/09/2026
Join us at @devoxx.com next week! Explore what's new across the GraalVM ecosystem — from Native Image and Python to AI — and bring your questions! @thomaswue.dev @alina-yurenko.bsky.social @graemerocher.bsky.social @fniephaus.com
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Fabio Niephaus @fniephaus.com · 30/09/2026
Curious what’s new in @graalvm.org? Meet me at: 🇧🇪 @devoxx.com BE · Oct 5–9 🇨🇭 @jugch.bsky.social, Zurich · Oct 20 🇨🇭 GraalVM Community Summit · Oct 21–22 🇲🇦 #DevoxxMA · Nov 4–5 I’ll share the latest – from Native Image, Python, and WebAssembly to Oracle Database. Where will I see you? 👋
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Nicolai Parlog @nipafx.dev · 29/09/2026
Am Donnerstag und Freitag kommt der #Java Community Process nach BaWü. 😍 Und das beste ist: Jeder kann dabei sein! (Zumindest ein bisschen.) Am 01.10. ab 1400 in der Hochschule #Karlsruhe (Details: 👇🏾) und ab 1830 bei SAP in Walldorf (Details: www.jug-da.de/2026/10/JCP-...).
Die Grafik enthält folgenden Text:

Hochschule Karlsruhe University of Applied Sciences
Fakultät für Informatik und Wirtschaftsinformatik

Meet the People Behind Java!

Das Java Community Process Executive Committee (JCP EC) ist zu Gast an der Hochschule Karlsruhe. 1. Oktober 2026 / 14:00 - 17:00 Uhr / Geb. B / Foyer

+ Begrüßung durch die HKA Franz Quint, Prorektor für Forschung, Kooperationen und Transfer
+ Welcome to the Java Community Heather VanCura, Oracle
+ Why Java Matters - From Education to Al Zoran Sevarac, Deep Netts
+ Working on OpenJDK - How Java Is Developed Götz Lindenmaier, SAP
+ Modern Java: Pattern Matching and Beyond Nicolai Parlog, Oracle
+ Diskussion und Q&A mit den JCP EC Vertretern von Alibaba, Amazon, BellSoft, Deep Netts, JetBrains, Microsoft, Oracle, SAP sowie Java Champions Moderation Carsten Sinz, HKA

Danach offener Austausch. Wir freuen uns über großes Interesse! Keine Anmeldung nötig.

Organisation: Carsten Sinz (Fakultät für Informatik und Wirtschaftsinformatik / HKA) und Götz Lindenmaier (SAP)
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Johan Vos @johanvos.bsky.social · 29/09/2026
I'm very excited about the Java track at Devoxx Belgium (devoxx.be). This is real content, from human core developers who *understand* what they are doing. It helps understanding how and why Java works the way it does. If you want improve your developer skills, I recommend joining. #java
devoxx.be
Devoxx Belgium – A Developer Community Event
Join 20,000+ developers at Devoxx Belgium. Explore AI Agents, Java 25, and cutting-edge tech. Annual conference in Antwerp with talks, demos, and networking.
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Nicolai Parlog @nipafx.dev · 24/09/2026
My conversation with Sean Mullan, Lead of the OpenJDK Security Group and Tech Lead of the Oracle Security Libraries Team, about security in #Java: inside.java/2026/09/24/p... (Also on Spotify, Apple Podcasts, etc.)
inside.java
Episode 71 “Security in Java” [AtA] - Inside.java
Given how prevalent Java is on web servers throughout the internet, security in Java is of critical importance - there's the JDK itself, of course, but also the algorithms and features it offers to ap...
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Official account of jfxcentral.com @jfxcentral.com · 25/09/2026
Here's the new #JavaFX #LinksOfTheWeek: www.jfx-central.com/links Thanks to Alexander Matveev, Michael Strauß, the JabRef Team, NURI, Florian Enner, @dlemmermann.bsky.social , mkpaz, and Techsenger Happy reading, and have a lovely #Java weekend!
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GraalVM @graalvm.org · 22/09/2026
GraalVM 25.4 is here!🎉 It brings new compiler optimizations, smaller native executables, and updates across GraalPy, GraalJS, and other language runtimes 🚀 Learn more: www.graalvm.org/release-note... Download: www.graalvm.org/downloads/
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Official account of jfxcentral.com @jfxcentral.com · 18/09/2026
New #JavaFX #LinksOfTheWeek: www.jfx-central.com/links Thanks to @gluonhq.bsky.social , @chadpreisler.bsky.social r.bsky.social, @jperedadnr.bsky.social, @starbuxman.joshlong.com, Andy Goryachev, Marius Hanl, Michael Redlich, Florian Enner + the r/JavaFX posters! Have a lovely #Java weekend!
jfx-central.com
JFX-Central - Everything JavaFX
JFXCentral is a hub for JavaFX developers, offering resources like libraries, tools, tutorials, and showcases. It also curates community updates and provides a cross-platform JavaFX example app.
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Mark Reinhold @mreinhold.org · 15/09/2026
Java 27 / JDK 27: General Availability: mail.openjdk.org/archives/lis... Features: openjdk.org/projects/jdk... Downloads: jdk.java.net/27/ #Java27 #JDK27 #OpenJDK #Java
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Wolfgang Weigend @wolfgangweigend.bsky.social · 15/09/2026
Please find the betterCode() Java 2026 conference online on Tuesday 13th of October 2026 java.bettercode.eu#programm
java.bettercode.eu
betterCode() Java
Die Online-Konferenz zu den Neuerungen in Java 26
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Ana-Maria Mihalceanu @ammbra1508.bsky.social · 14/09/2026
Java 27 is almost here❣️ Join us tomorrow at 15:00 UTC for a 3 hour livestream featuring live coding, technical deep dives and conversations with the guests from the JDK team and community. See you live 👇 www.youtube.com/live/4V2jooU... #Java #JDK27 #AI
youtube.com
Java 27 Launch Stream
YouTube video by Java
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Gluon @gluonhq.bsky.social · 15/09/2026
Another 6 months, another major JavaFX release. JavaFX 27 is now available. Read more about this latest feature release here: gluonhq.com/news/2026-09... Download the Gluon SDKs from gluonhq.com/products/jav... or get the artifacts from Maven central. #javafx #java #jdk27
gluonhq.com
JavaFX 27 is Now Available — Gluon
JavaFX 27 is now available, with Metal as the default rendering pipeline on macOS, conditional stylesheets and media queries in CSS, JavaFX controls in the window title bar, and a more capable RichTex...
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Official account of jfxcentral.com @jfxcentral.com · 11/09/2026
New on JFX Central: @starbuxman.joshlong.com 🍃 now has his own page! Two new videos on building native, high-performance desktop apps with #JavaFX + Spring Boot, plus two tutorials based on them. 👤 www.jfx-central.com/people/j.long
jfx-central.com
JFX-Central - Everything JavaFX
JFXCentral is a hub for JavaFX developers, offering resources like libraries, tools, tutorials, and showcases. It also curates community updates and provides a cross-platform JavaFX example app.
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GraalVM @graalvm.org · 09/09/2026
Want to see what Native Image does with your code?🤔 Paste a snippet into this browser-based playground, compile it into a native executable, and inspect the generated machine code in ~10–15 seconds! 🚀 Try yourself: godbolt.elide.dev
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Wolfgang Weigend @wolfgangweigend.bsky.social · 09/09/2026
Worthwhile to look at JEP 540: "Simple JSON API (Incubator) Define a simple, standard API for parsing and generating JSON documents so that doing so does not require an external library. Enable many JSON processing tasks to be accomplished with little coding." openjdk.org/jeps/540
openjdk.org
JEP 540: Simple JSON API (Incubator)
Define a simple, standard API for parsing and generating JSON documents so that doing so does not require an external library. Enable many JSON processing tasks to be accomplished with little coding. This is an incubating API.
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GraalVM @graalvm.org · 07/09/2026
Already this week! Join @thomaswue.dev at the @intellijidea.com conference as he explores sandboxing AI agents with @graalvm.org. lp.jetbrains.com/intellij-ide...
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Official account of jfxcentral.com @jfxcentral.com · 04/09/2026
New #JavaFX #LinksOfTheWeek is up: www.jfx-central.com/links Thanks to Alexander Zuev, Andy Goryachev, Ambarish Rapte, Gufran Thakur, Marius Hanl, Erik Costlow, Former_Weather_1174, @dlemmermann.bsky.social and @frankdelporte.be Happy reading, and have a lovely #Java weekend!
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Official account of jfxcentral.com @jfxcentral.com · 28/08/2026
We took a summer break, so this Links Of The Week actually covers all of August! We hope you had a great summer and are ready for more JavaFX news in the coming weeks! www.jfx-central.com/links With @johanvos.bsky.social, @dlemmermann.bsky.social, and many more...
jfx-central.com
JFX-Central - Everything JavaFX
JFXCentral is a hub for JavaFX developers, offering resources like libraries, tools, tutorials, and showcases. It also curates community updates and provides a cross-platform JavaFX example app.
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Sean Mullan 🏳️‍🌈 @seanjmullan.org · 27/08/2026
Targeted to JDK 28: JEP 542: PEM Encodings of Cryptographic Objects: openjdk.org/jeps/542 #openjdk #jdk28 #security #crypto #java
openjdk.org
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Alina Yurenko @alina-yurenko.bsky.social · 26/08/2026
GraalVM Reachability Metadata 1.0.12 is here! 🎉 It brings new and improved Native Image support for Scala 3, Confluent Schema Registry, RabbitMQ Client, the OCI SDK, Liquibase 5, Netty 5 Alpha, JUnit Jupiter, and more 🚀 github.com/oracle/graal...
github.com
GitHub - oracle/graalvm-reachability-metadata: Repository which contains community-driven collection of GraalVM reachability metadata for open-source libraries.
Repository which contains community-driven collection of GraalVM reachability metadata for open-source libraries. - oracle/graalvm-reachability-metadata
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Dirk Lemmermann @dlemmermann.bsky.social · 26/08/2026
I have created a new showcase application for #GemsFX. You can download it here: www.jdeploy.com/~gemsfxdemo GemsFX contains 60+ widgets / controls for #JavaFX #java #ui #ux
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GraalVM @graalvm.org · 25/08/2026
GraalVM 25.3 is here!🎉 It brings performance and security improvements, along with updated language runtimes 🚀 Learn more: medium.com/graalvm/graa... Download: www.graalvm.org/downloads/
medium.com
GraalVM 25.3 is here! 🎉
Today, we’re pleased to announce the release of GraalVM 25.3!
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Wolfgang Weigend @wolfgangweigend.bsky.social · 24/08/2026
"The Last Train from Metropolis: Whatever Happened to GraalVM - JVM Weekly vol. 185" www.jvm-weekly.com/p/the-last-t...
jvm-weekly.com
The Last Train from Metropolis: Whatever Happened to GraalVM - JVM Weekly vol. 185
Quite a lot has piled up around GraalVM.
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Mark Reinhold @mreinhold.org · 20/08/2026
First JDK 27 Release Candidate: mail.openjdk.org/archives/lis... Features: openjdk.org/projects/jdk... Downloads: jdk.java.net/27/ #JDK27 #Java27 #OpenJDK #TestItNow
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Wolfgang Weigend @wolfgangweigend.bsky.social · 20/08/2026
Today’s opening with the hr-BIGBAND at the EUROPA OPEN AIR of the HR Symphony Orchestra and the EUROPEAN CENTRAL BANK in Frankfurt am Main with Kurt Elling #EuropaOpenAir
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Dirk Lemmermann @dlemmermann.bsky.social · 18/08/2026
FlexGanttFX is now an open source library (dual license). Read more about it here: www.linkedin.com/pulse/flexga... #javafx #java #ui #ux
linkedin.com
FlexGanttFX goes Open Source
After more than a decade as a commercial product, FlexGanttFX — the Gantt chart and scheduling framework for JavaFX — is now open source and dual licensed. This is a decision I have been circling for ...
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GraalVM @graalvm.org · 13/08/2026
Escaping the Giant Switch: a deep dive into optimizing bytecode interpreters: medium.com/graalvm/esca...
medium.com
Escaping the Giant Switch
a true story about bytecode interpreters
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Johan Vos @johanvos.bsky.social · 10/08/2026
Looking for input/feedback from Java developers on 2 different topics: 1. Is there interest in a JavaFX workshop/conference/training in Belgium? 2. Is there interest in a gathering with fellow Java developers working on scientific topics (writing java code, not only using 3th party code) #java
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donaldojdk.bsky.social @donaldojdk.bsky.social · 06/08/2026
More details on the long running strategy that is delivering PQC algorithms to the Java plaform. blogs.oracle.com/java/post-qu...
blogs.oracle.com
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Mark Reinhold @mreinhold.org · 10/08/2026
The first part of OpenJDK’s Project Valhalla, JEP 401 (Value Objects), has been integrated into JDK 28 as a preview feature and is now available in the early-access builds. More information: openjdk.org/projects/val... #JDK28 #OpenJDK #Java
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Wolfgang Weigend @wolfgangweigend.bsky.social · 04/08/2026
betterCode() Java 2026 with the new features of the latest Java releases, including upcoming Java 27 java.bettercode.eu#programm
java.bettercode.eu
betterCode() Java
Die Online-Konferenz zu den Neuerungen in Java 26
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GraalVM @graalvm.org · 28/07/2026
GraalVM 25.2 is here!🎉 It brings sandboxed application plugins, reduced memory usage, G1 in Native Image across all platforms, and more  — see what's new: medium.com/graalvm/graa... Download: www.graalvm.org/downloads/
medium.com
GraalVM 25.2 is here! 🎉
Today, we’re pleased to announce the release of GraalVM 25.2!
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GraalVM @graalvm.org · 28/07/2026
We are releasing Graal Script Agent! 🤖 It turns natural-language requests into sandboxed application plugins that run locally, allowing users to customize applications for their needs without writing or reviewing code. Learn more and see it in action: medium.com/graalvm/when...
medium.com
When Prompts Become Plugins
Secure AI customization with GraalVM
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Sharat (Shar) Chander - 🟦🌊 @sharatchander.bsky.social · 27/07/2026
Duke the #Java (community) mascot…iconic! Well done, @cultrepo.bsky.social! youtu.be/aivMGClUsOo
youtu.be
A Short History of Duke: Java's Mascot
YouTube video by CultRepo
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Dirk Lemmermann @dlemmermann.bsky.social · 27/07/2026
#GemsFX 4.3.2 is out now with fixes for the PopOver control, with i18n resource bundles, and accessibility support. I was always too lazy for the last two things but with AI that has become a no-brainer ... literally .... "no brain required". #javafx #java #ui #ux #ai github.com/dlsc-softwar...
github.com
GitHub - dlsc-software-consulting-gmbh/GemsFX: A collection of JavaFX controls and utilities.
A collection of JavaFX controls and utilities. Contribute to dlsc-software-consulting-gmbh/GemsFX development by creating an account on GitHub.
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Official account of jfxcentral.com @jfxcentral.com · 23/07/2026
New content on our website: Sheetmusic4J, a Java library to parse MusicXML and render sheet music natively in JavaFX. www.jfx-central.com/libraries/sh...
Screenshot of Sheetmusic4J in MelodyMatrix
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Alina Yurenko @alina-yurenko.bsky.social · 23/07/2026
The demo: github.com/alina-yur/mi...
github.com
GitHub - alina-yur/micronaut-bytebuddy-crema
Contribute to alina-yur/micronaut-bytebuddy-crema development by creating an account on GitHub.
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Alina Yurenko @alina-yurenko.bsky.social · 23/07/2026
Open World for Native Image 🌎 Your Native Image application can now load new classes at runtime, while keeping all benefits of AOT optimizations 🚀 Best of both worlds! To use it: build with @graalvm.org 25.1+ and `-H:+RuntimeClassLoading`.
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IntelliJ IDEA, a JetBrains IDE @intellijidea.com · 21/07/2026
Can you safely give an AI agent the ability to execute code? At IntelliJ IDEA Conf 2026, @thomaswue.dev will show how GraalVM enables sandboxed AI agents with explicit host APIs, isolated execution, and bounded resources. 🗓 September 8–9 👉 Register now: jb.gg/3vwzgv #IntelliJIDEAConf
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GraalVM @graalvm.org · 22/07/2026
GraalVM sandboxing provides a controlled execution boundary for customer-supplied, dynamically loaded, and AI-generated code. Learn how to restrict host access, enforce resource limits, and contain failures: medium.com/graalvm/sand...
medium.com
Sandboxing Script Extensions with GraalVM
Applications increasingly execute scripts that are supplied by customers, loaded dynamically, or generated by AI. This post shows how…
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Gluon @gluonhq.bsky.social · 22/07/2026
A very important JavaFX CPU update is available for JavaFX 17/21/25/26. Read about (and download) the Gluon JavaFX builds here: gluonhq.com/news/2026-07...
gluonhq.com
July 2026 Critical Patch Update: Essential Security and Stability Fixes for OpenJFX — Gluon
Today we are publishing the July 2026 Critical Patch Update (CPU) for OpenJFX. This coordinated quarterly release delivers urgent security hardening, critical third-party dependency updates, stability...
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Johan Vos @johanvos.bsky.social · 22/07/2026
Important: we (Gluon) provide all those builds (with CPU patches) for free. It's a fair amount of work to do this. Please support us by: 1. buy LTS subscriptions (even if you can download them for free) 2. contact us for T&M work 3. spread this news Thanks for keeping JavaFX a community effort.
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Wolfgang Weigend @wolfgangweigend.bsky.social · 21/07/2026
Transitioning Java to more frequent security updates -- "Oracle intends to provide Java security updates more frequently than the current quarterly CPU cadence of January, April, July, and October." blogs.oracle.com/java/transit.... mail.openjdk.org/archives/lis...
blogs.oracle.com
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