Commonhaus Foundation @commonhaus.org The Commonhaus Foundation is dedicated to supporting the growth and stability of open-source projects through collaboration and innovation. https://commonhaus.org
@pubhouse.net @pubhouse.net 
Portland Java User Group @pjug.bsky.social Portland Oregon
Arc of AI Conference @arcofai.bsky.social Arc of AI Conference
David Blevins @dblevins.bsky.social A founder of the Apache TomEE, OpenEJB, Geronimo and MicroProfile projects. Member of Apache, EE4J PMC, Jakarta EE WG. CEO @Tomitribe
Tim Allison @tallison314159.bsky.social Files, search, crawling, security. #ApacheTika among others...
Heinz Kabutz 🏝 🇬🇷 🇿🇦 ☕️ @heinzkabutz.com Author of mildly entertaining and somewhat useful #Java Specialists’ Newsletter. Email is heinz at javaspecialists dot eu.
Brian Proffitt @brian.proffitt.org Transplanted Hoosier fighting entropy through marriage, fatherhood, friendship, & open source. Sr Mgr, Community Outreach, Red Hat OSPO. VP, M&P/Conferences, ASF.
Action is his reward.
Apache Software Foundation (The ASF) @apache.org The global home for open source software, powering some of the world’s most ubiquitous software projects in web, big data, Java, IoT, cloud computing, and more. Learn more at https://apache.org.
Jim Jagielski @jimjag.bsky.social Wearer o’ many hats in #opensource; Head of OSPO at Salesforce; Co-founder ASF; Developer; Speaker; Homebrewer
Chicago Bears News @chicagobearsnews.bsky.social Posting news about the Chicago Bears:
- WindyCityGridiron
coty @cotysutherland.bsky.social 
Azul @azulsystems.bsky.social Azul provides the world's most trusted Java platform, founded on open source and delivered by the world's largest independent Java engineering team, and is the only company 100% focused on Java.
Spring I/O @springio.net A two-day conference full of Spring awesomeness in Barcelona. +1300 attendees. Next edition: 13-15 April 2026
Organized by @sergialmar.com
Devoxx UK @devoxx.uk A Developer Community Conference
Kim Fletcher @kimfletcher.bsky.social Event Operations & Community Leader | Organised Devoxx UK | Volunteer Manager: AI Native DevCon & StateOfOpenCon | Leader of the Virtual Java User Group
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
Microsoft @microsoft.com AI, Cloud, Productivity, Computing, Gaming & Apps ☀️
Graeme @graemerocher.bsky.social Senior Architect at Oracle Labs
Creator of Grails and Micronaut (https://micronaut.io)
Simon Ritter @speakjava.bsky.social Deputy CTO at @AzulSystems. Java Champion, member Java SE Expert Group, JCP EC, OpenJDK Vulnerability Group and Adoptium SC. AMA about Java and JVM.
Simon Maple @sjmaple.bsky.social 
David Heffelfinger @ensode.bsky.social Java Champion, Apache NetBeans PMC Member, Technical Author, Jakarta EE Consultant and Instructor.
Sebastian Daschner @daschners.bsky.social Helping developers solving the challenges of enterprise software.
Erin Schnabel @ebullient.dev Java Champion. Distinguished Engineer and maker of things @ Red Hat. Former @IBM. Chairperson of the Commonhaus Foundation.
Freddy Guime @fguime.bsky.social Distinguished Principal Engineer @expediagroup.bsky.social . Previously of the financial industry. Co-host of
@javapubhouse, podcast for the Java dev. Co-Author of Java 7 Recipes
Johan Vos @johanvos.bsky.social Java Champion, Gluon and LodgON.
co-lead OpenJFX, lead OpenJDK-Mobile . Java for science, Quantum Computing. PhD
Michael Hunger @mesirii.de Developer Advocacy & Labs at Neo4j.
Happy dad of 3 girls ADHD GraphAddict JavaChampion
Code http://github.com/jexp
Words http://medium.com/@mesirii
Network http://de.linkedin.com/in/jexpde
Gerrit Grunwald @hansolo.eu JUG Founder, Java Champion, IBM Champion, ❤️ Java, coding in general, mountain biking and photography...may the force be with you... http://gravity-labs.de
Viktor Gamov @gamussa.dev Principal Developer Advocate at @confluent.io, ☕️Java Champion, Co-author Kafka in Action, Flink aficionado
Sergei Egorov @bsideup.github.io Cloud builder. Java Champion. @testcontainers co-creator. Prev: CEO/co-founder at @AtomicJarInc (acqd by @docker), StaffEng at @Pivotal/@vmware, @zeroturnaround.
📍 Boulder, CO 🏔️
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Holly Cummins @hollycummins.com @IBM - Senior Principal Software Engineer, working on Quarkus. Java Champion, developer, author, #cloud surfer and maker. My views are my own.
Tom Cools @tomcools.be DevRel @Timefold | Conference (Keynote) Speaker 🗣️ | #Java Champion | @BeJUG Organizer | Kind of a weird guy 😅
Geert Bevin @gbevin.uwyn.com Director of Software Development at Moog Music, Principal Software Engineer at Roger Linn Design, Father of MPE, Board Member at Asheville Music School, Creator of RIFE2 & bld, Java Champion, Maker, 3D Printing & Design, Singer, Guitarist, Kung Fu, Tai Chi
Brian Benz @bbenz.bsky.social Microsoft AI Advocate. Certified stunt coder
Anton Arhipov @antonarhipov.bsky.social Developer Advocate @ JetBrains
https://antonarhipov.com
#java #kotlin #programming
Virtual Java User Group @virtualjug.bsky.social Hi from VirtualJUG (vJUG), the world's first online-only Java User Group. Join us, and the best Java experts in the community!
Mary Grygleski @mgrygles.bsky.social 
@tinyrobots.bsky.social @tinyrobots.bsky.social 
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources 🚀
JCON Conference @jcon.one Java Community Conferences - in-person.
linktr.ee/jcon_conference
Imprint, privacy policy: http://jcon.one
Stuart Marks @smarks.bsky.social Java/JDK/OpenJDK developer, Oracle Corporation. The views expressed here are my own and do not necessarily reflect the views of Oracle. Mostly on @stuartmarks@mastodon.social ; formerly @stuartmarks on Twitter.
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
NYJavaSIG @nyjavasig.bsky.social The NYJavaSIG, a Java user group based in the NY Metro area, brings together Java developers from the tri-state region and worldwide.
@jfclere.bsky.social @jfclere.bsky.social 
Piotr P. Karwasz @piotr.karwasz.org Java & Open Source expert | Apache Software Foundation member | VP Logging Services & Ecma Relations | Father of three wonderful daughters
Gary @garydgregory.bsky.social Apache Software Foundation Member
@mklogan.bsky.social @mklogan.bsky.social 
Isabel Drost-Fromm @mainec.bsky.social Search, text mining, machine learning aka statistics; Open Source governance; Director InnerSource Commons Foundation; The ASF member
Holden Karau @holdenkarau.com she/her, mostly OSS big data (Spark, Dask, Ray, and friends). I ❤️☕️🛵. I don't represent my employer. Live @ http://twitch.tv/holdenkarau , http://tech.lgbt/@holden , Twitter was @holdenkarau
François Papon @openobject.fr 👷♂️ CTO & Founder https://www.yupiik.com
☕️ Java & 🚢 Kubernetes Enthusiast
🪶 Apache Member & PMC
🥑 Open Source Advocate
🚀 Sharing tech insights for developers and architects
🏃♂️ Runner
🎸 Guitarist
👾 https://github.com/fpapon
Christian Grobmeier @grobmeier.de Java Champion & ASF VP Data Privacy. I write and speak about code, ethics, and what it means to build systems that last.
Logging Off? https://grobmeier.de
Jarek Potiuk @jarek.potiuk.com Independent Open-Source Contributor and Advisor, Committer and PMC member of Apache Airflow, Member of the Apache Software Foundation
City of Batavia @cityofbatavia.bsky.social Batavia is located 35 miles west of Chicago along the banks of the Fox River. Settled in the 1830s, Batavia is now home to 26K residents, and 1.2K businesses, including Fermilab and the U.S. headquarters of Aldi.
Danese Cooper @danese.bsky.social Open Source advocate, InnerSource Commons Founder, Irish resident, Knitter
Colm MacCarthaigh @colmmacc.bsky.social VP / Distinguished Engineer at Amazon Web Services. Also: Open Source and Apache, Cryptography, Irish Music, mediocre Photography.- G Geir Magnusson Jr @gmj.bsky.social
Ruth Suehle @suehle.bsky.social President, #Apache Software Foundation ( #ASF )
Makes lots of things & #highland dances
GeekMom.com writer
https://linktr.ee/suehle
Ted Dunning @bsky.tdunning.com That spoon is bigger than it looks. And it isn't a fork (in the road)
Member of Apache Software Foundation, committer on many Apache projects, Fellow at HPE.
Jay Kreps @jaykreps.bsky.social 
Shane Curcuru @shanecurcuru.bsky.social Father, husband, 20+ years ASF, punny guy. We have cats. He/him. #Trademarks #OpenSource
Rich Bowen @rbowen.bsky.social Open source zealot. Maker of knives. Thrower of darts. 
Roman Shaposhnik @rvs.bsky.social Working on Open Source AI
A member of the lost tribes of Sun micro (still wöndering in the valley)
Co-founder & CHO @ZEDEDAEdge
VP Legal @TheASF
AKA 谢罗文 @ 阿帕奇
2:5030/359 rhatr.substack.com
Eric Evans @deadcafe.org Debian Developer, Apache Software Foundation member, Wikimedian, rider of bicycles.
Web: https://blog.deadcafe.org
Mastodon: @jericevans@mastodon.online (bridged to Bluesky as @jericevans.mastodon.online.ap.brid.gy)
Opinions expressed here are my own.
Apache Cassandra® @cassandra.apache.org Updates from a true open source distributed application database
trusted by thousands of successful companies for
best-in-class scalability, availability, performance
and unbeatable fault-tolerance + reliability.
(I follow my PMC)
Jeff Jirsa @jeffjirsa.net Infrastructure, Databases, Dog pictures, Travel Pictures,
Live, unsolicited, low context posts during Steelers game instead of yelling at the TV.
mck 🦎🐬 @mck.semb.wever.org it's msw upside-down
distributed computing, databases, jdk, linux
🇳🇴🇦🇺 https://about.me/wever
Jim Grisanzio @grisanzio.bsky.social Building FOSS Communities https://grisanzio.com/ #foss #opensource
QCon @qconferences.com Uncover emerging trends and practices from the world’s most innovative software professionals to help you validate your software roadmap. Celebrating 20+ years. Learn more about our conferences at QConferences.com and InfoQ.com.
🔗 linktr.ee/qconferences
Rafael Winterhalter @rafaelcodes.bsky.social software consultant who likes static typing, coding at http://github.com/raphw 🇧🇻🇩🇪🇪🇺
GOTO Conferences @gotocon.com #GOTO Presents the Brightest Minds in Tech.
Check out GOTO Conferences.
https://gotopia.tech
https://www.youtube.com/@GOTO-
@java-champions.bsky.social @java-champions.bsky.social 
Microsoft Tech Community @mscommunity.bsky.social Home of the Microsoft Tech Community and its friends. Posts about events, content from great creators and experts, inside and outside of Microsoft about our products. 
Eclipse Foundation @eclipse.org Brussels-based member-driven non-profit supporting a global open source community. We host the Eclipse IDE, Jakarta EE, Adoptium, Open VSX and 400+ projects.
Venkat Subramaniam @venkats.bsky.social Programmer, author, speaker, founder Agile Developer, Inc., co-founder of @dev2next Conference, professor @CSatUH
🥼 Piotr Przybył @piotrprz.bsky.social Software Gardener. Java Champion. Docker Captain. Edutainer. Speaker. Trainer. Художник. Honorary Bavarian. 👨💻👨🌾
#Java #Testcontainers #Linux #Programming
softwaregarden.dev
Views are mine, impressions are yours.
Frank Delporte @frankdelporte.be #JavaOnRaspberryPi - My "social media focus" is on Mastodon at foojay.social/@frankdelporte, and I will crosspost here. Sorry for the double content if you follow me on both...
Phil Webb 🍃 @philwebb.dev Working in OSS on Spring Boot.
https://linktr.ee/phillipwebb
Marcus Hellberg @marcushellberg.dev Applied AI Researcher, Speaker, DevRel expert.
Java Champion.
VP of AI Research @vaadin.com
Simon Martinelli @martinelli.ch Java Champion, Vaadin Champion, Oracle ACE Pro, International Speaker, Programming Architect, and Lecturer for Software Architecture, Java, Persistence, and DevOps.
https://martinelli.ch
Todd Ginsberg @todd.ginsberg.com #Java and #Kotlin developer. @trijug.dev organizer. Conference speaker. Gatherers4j maintainer, Philatelist. Big fan of doughnuts and F1. Raleigh, NC He/Him 🇺🇸🇨🇦
Aleksey Shipilëv @shipilev.bsky.social In love-hate relationship with machines. Currently: OpenJDK, AWS. "Trust me, it's really me" backlink: https://shipilev.net/#social
Chicago Tribune Sports @chicagosports.bsky.social Sports news, analysis and more from the Chicago Tribune.
Vincent Mayers @mayers.io DevRel and Tech Community Leader, Java Champion, MicroProfile.io steering committee, Speaker, Organizer of Devnexus and Atlanta Java Users Group
Jakarta EE @jakarta.ee Hosted by the @eclipse.org, Jakarta EE is focused on enabling community-driven collaboration and open innovation for the cloud.
https://jakarta.ee/
Cowtown Coder @cowtowncoder.bsky.social Coder, OSS Author (Jackson, Woodstox, java-uuid-generator etc); father; hiker; immigrant; worker. Born in Finland, lives nowadays in the magnificent US Pacific Northwest.
Stephen Colebourne @jodastephen.bsky.social Java Champion. Joda-Time. Joda-Beans. Joda-Money. JSR-310. ThreeTen-Extra. Blogger. Conference speaker. https://blog.joda.org I do not represent my employer.
Bert Jan Schrijver @bjschrijver.dev CTO @OpenValue.eu, JUG leader @NLJUG.bsky.social. J-Fall/Spring organizer, @JavaChampions.bsky.social, @iSAQB.bsky.social, JavaOne rock star speaker, Duke’s choice award winner, Java/architecture/CD/DevOps.
José Paumard @josepaumard.bsky.social #Java #DevRel @Oracle, bartender #JEPCafe and https://dev.java, Java Champion Alumnus, JavaOne Rockstar. I post about #Java, sometimes cooking, Opinions are my own. Posts are in EN and FR.
Lukas Eder @lukaseder.bsky.social Java Champion, creator of jOOQ, the best way to write SQL in Java.
Will mostly post about Java, SQL, jOOQ, programming humour, and write at https://blog.jooq.org
Dick Wall @dickwall.bsky.social Beer, Bikes, Buffett
Dalibor Topić @robilad.bsky.social Although I work at Oracle Global Services Germany: The views expressed on this [blog; Web site] are my own and do not necessarily reflect the views of Oracle.
Mastodon: @Robilad@det.social
Mastodon bridge account: @Robilad.det.social.ap.brid.gy
Lgd. Viktor Klang @viktorklang.com Architect, Java Platform Group at Oracle.
⚡️Views are my own. ⚡️
Guillaume Laforge @glaforge.dev 🥑 Developer Advocate for Google Cloud ☁️
🧠 Focusing on Generative AI 🤖
⭐ Co-founder of the 🪶 Apache Groovy programming language
☕ Java Champion 🏆
📣 Co-host of Les Cast Codeurs Podcast
🐘 @glaforge@uwyn.net on #Mastodon
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views are my own.
Rustam Mehmandarov @rustam.no Passionate computer scientist 📍🇳🇴
Java Champion ☕ | Google Developer Expert (GDE) for Cloud ⛅ | Docker Captain 🐳 | Public speaker 🎙️ | Mentor & Community leader 🌟 | All things Java, Cloud, AI/ML, data, & open source | Ex-leader of JavaZone & javaBin.
Karl Heinz Marbaise (he/him) @khmarbaise.bsky.social Java Champion
Apache Maven PMC
Apache Software Foundation Member
Mojo Haus Member
Java Developer,
CI / CD Fan
Freelancer
James Ward @jamesward.com Just another nerd with a podcast: happypathprogramming.com
And a book:
effectorientedprogramming.com
@cppwfs.bsky.social @cppwfs.bsky.social 
Logan Kulinski @lbku.net 🏳️🌈 Coder ☕️ Horror 🎃 Cyclist 🚲 Gamer 🕹️
https://lbku.net
https://cta4j.com
https://ctasmokers.com