Christian Humer

@chumer.dev

PL/VM/Compilers at Oracle. Working on Truffle/Graal. ME/CFS Caretaker and Activist (https://ooe-mecfs.at). Austrian expat in Zurich.

GraalVM Community Summit is back for its 6th edition! 🚀 Join our team, contributors, and partners in the JVM ecosystem for two days of presentations, working sessions, and collaboration on the future of GraalVM! Learn more and join: graalvm.org/community/su...

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Seven years ago at @devoxx.uk, we announced our first commercially supported product, GraalVM Enterprise. This year, we are back with big news 👀 Can you guess what it is?

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TruffleRuby 25.0 is released! 🚀🎉 It can now run native extensions in parallel, just like Ruby code already ran in parallel in Threads on TruffleRuby! It also features many compatibility improvements and notably support for custom Digest algorithms. github.com/oracle/truff...

Release TruffleRuby 25.0.0 · oracle/truffleruby

TruffleRuby is a high-performance implementation of the Ruby programming language. It aims to be fully compatible with the standard implementation of Ruby, MRI. More information is available at htt...

github.com

That was my total lunar eclipse today here in Zurich. There was a crowd of astrophotographers around. The moon was barely visible for 5 seconds, but the crowd was "ooooohhhh aaaahhh". I love these people.

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openHAB, the open source home automation software, has integrated GraalPy!🤖🐍 "Unlike the Jython Scripting add-on, it offers full Python 3.11 support and is future-proof. It can be used as a scripting language in UI, file-based rules, and transformation services" www.openhab.org/blog/2025-07...

openHAB 5.0 Release

A new major release of openHAB is here! openHAB 5.0 comes with a lot of exciting new features and improvements, including Matter support, a new Python Scripting add-on and a ton of other enhancements.

openhab.org

My favourite event of the year, the GraalVM community summit, has a date! If you are building with GraalVM, Truffle or one of our languages, please make sure to come and tell us about it! In return, you will get a chance to shape where we are headed next!

GraalVM@graalvm.org · last yr.

GraalVM Community Summit is back!🚀 Join us for two days of team and community collaboration, discussing new directions, and shaping the future of the project! Learn more and join: www.graalvm.org/community/su...

Today is World ME/CFS day. My partner has been severely suffering from this disease for almost three years now. The care and research situation is really dire. It's so bad I even made a sign myself. Probably one of the hardest engineering challenges I had to tackle in a while.

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