Randall Munroe @xkcd.com 
depths of wikipedia @depthsofwikipedia.bsky.social hi i'm @annierau.bsky.social i love wikipedia! dm submissions if you want :-)
Julio Matos @juliomatosmkt.bsky.social Designer of ideas, games and experiences! Gradium | Arena Eventos | Secular Games Host dos podcasts #BotequimdosJogos e #TemtempoparaPergunta
Joshua Bloch @joshbloch.bsky.social Effective Java author, API Designer, CMU Prof, Swell guy.
Mala Gupta @malagupta.bsky.social JavaChampion. Speaker. Books: http://goo.gl/QD6eeh. Co-lead
Delhi JUG. DevNexus Rockstar!
Jeff Dean @jeffdean.bsky.social Google Chief Scientist, Gemini Lead. Opinions stated here are my own, not those of Google. Gemini, TensorFlow, MapReduce, Bigtable, Spanner, ML things, ...
Paige Bailey (webpaige.dev) @dynamicwebpaige.bsky.social ✨ Keep it simple, make it scale. AI should be about empowering users and building understanding. 👩💻 AI Developer Experience @ Google DeepMind, ex-Github, ex-Google
Google for Developers @developers.google.com Your source for developer best practices, updates, and resources.
MacRumors.com @macrumors.bsky.social Apple, iPhone, iPad, and Mac rumors, news, tips, and videos. This is the official MacRumors.com Bluesky account. Follow us! Message us with questions and comments.
@steveonjava.bsky.social @steveonjava.bsky.social 
Karina Varela @kvarela.bsky.social Co-founder @Aletyx | JakartaEE Ambassador | Software Architect | Writer | Book Author | Speaker | Enterprise Java
Karl Weinmeister @kweinmeister.bsky.social Cloud Developer Advocacy @ Google. AI/ML/Data, Blue Devil & Longhorn, wanna-be at home improvement. Opinions are my own.
The Pragmatic Engineer. @pragmaticengineer.com Big Tech and startups, from the inside. Highly relevant for software engineers and managers, useful for those working in tech. The #1 technology newsletter on Substack. https://newsletter.pragmaticengineer.com/about
Øredev @oredev.org International conference for software developers, taking place in Malmö, Sweden! Mark your calendar for a 20 year celebration: 4-6 November 2026 🌟
https://linktr.ee/oredev
Conference Director @maydbs.bsky.social
Producer @hannagustavsson.bsky.social
Belgian Java User Group @bejug.bsky.social Java now, Java always :)
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
Apache Maven @maven.apache.org 
Tagir Valeev @tagir-valeev.bsky.social Work at JetBrains. Java Champion. Check my Java book: https://mng.bz/671p
Grzegorz Piwowarek @pivovarit.bsky.social Java Champion, Leader @vavr_io @WarszawaJUG
Committee @JDD_Krakow
ex @hazelcast
Dad jokes are my own.
https://github.com/pivovarit
Sébastien Blanc @sebi2706.bsky.social My job is to make developers happy.
Technical Director @sciam.fr
Java champion, OSS, husband and father.
5 🐱
Peter Palaga @ppalaga.bsky.social Software engineer working on Quarkus CXF and Camel Quarkus. Opinions are my own, not necessarily of IBM.
Barcelona Developers Conference @devbcn.bsky.social DevBcn conference
📌 Barcelona 🗓️ 8-10th July 2025
➡️ JVM, Python, JScript, DevOps, Agile, AI, Cloud
👩💻 800+ attendees 🌞 3 days 🗣️ 70 speakers
👉 https://www.devbcn.com
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
The Oatmeal @theoatmeal.bsky.social Cartoonist and creator of The Oatmeal and Exploding Kittens https://linktr.ee/theoatmeal
Salaboy @salaboy.com https://www.salaboy.com OSS Software Engineer @diagridio @daprdev / CNCF TAG Developer Experience co-chair / Author: http://mng.bz/jjKP #dapr #oss #kubernetes
Elias Nogueira 🇧🇷🇳🇱 @eliasnogueira.com Java Champion | Senior Principal Software Engineer | Speaker | Writer | Oracle ACE | Java Magazine NL | OSS
God @skeetofgod.bsky.social Disappointed but not surprised. Now ruling a brand new universe: https://theskeetofgod.com.- R @rayploski.bsky.social @rayploski.bsky.social
Heinz Kabutz 🏝 🇬🇷 🇿🇦 ☕️ @heinzkabutz.com Author of mildly entertaining and somewhat useful #Java Specialists’ Newsletter. Email is heinz at javaspecialists dot eu.
Ludo @ludoch.bsky.social Java, Google, App Engine, Cloud Run, PaaS, Developers.
9ième, Pigalle, SOPI, Vallée de Silicone, SF.
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.
Jonathan Giles @jonathangiles.net Principal Java Architect for libraries at Microsoft and a Java Champion. Previous: Consulting Member of Technical Staff on Java at Oracle/Sun Microsystems.
David Gómez G. @dgomezg.bsky.social JavaChampion. @madridjug.es co-organizer. I love doing stuff with other people, learning from others & sharing what I know.
Ivan St. Ivanov @ivannov.bsky.social Founder and senior programmer @ VIDA Soft, Open source fan, Bulgarian JUG lead, jPrime conf organizer, Java Champion
🥼 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.
@bercut2000.bsky.social @bercut2000.bsky.social 
David Heffelfinger @ensode.bsky.social Java Champion, Apache NetBeans PMC Member, Technical Author, Jakarta EE Consultant and Instructor.
Edwin Derks @edwinderks.bsky.social Java Champion | Architect | Writer | Speaker | Contributor for Jakarta EE and MicroProfile | Car Maniac | Extreme Dance & Metal Music Fan |
Enrique @chochosmx.bsky.social Bassist, programmer, dad. CDMX.
Nacho Cougil @icougil.bsky.social Founder of @BarcelonaJUG | Cofounder of @devbcn.bsky.social | Java Champion | Principal Software Engineer at @dynatrace |
Java & JVM stuff, forensics, irony & more
Maurice Naftalin @mauricenaftalin.bsky.social 
Attila Szegedi @szegedia.bsky.social Software engineer @ Datadog. Lives in Switzerland. They/them. Infrequent hiking photos on https://pixelfed.social/asz
@luciobenfante.bsky.social @luciobenfante.bsky.social 
Totto @javatotto.bsky.social 
Dan Allen @mojavelinux.com OSS Developer, Community Builder, Asciidoctor, AsciiDoc Language, & Antora Co-Lead, Java Champion, Author, Cornell Alum, Vegan, Lacrosse Friend. Rivian referral code: DANIEL1783828
Cedric Clyburn @cedricclyburn.com Developer Advocate at Red Hat • Organizer KCD New York • Previously at MongoDB • containers, k8s, & everything in between
Simon Maple @sjmaple.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
JChateau Unconference @jchateauunconf.bsky.social Official account of the JChateau Unconference, next edition is March 04th-08th 2026
Ingo @lasombra-br.bsky.social Engineering Manager @ IBM. Heavy Metal lover. Amateur photographer. MMA fan. Eternal learner. Opinions my own.
Mary Grygleski @mgrygles.bsky.social 
GitHub @github.com The AI-powered developer platform to build, scale, and deliver secure software.
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
Warszawa JUG @warszawa.jug.pl Java User Group in Warszawa, Poland. https://warszawa.jug.pl/
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.
dimitris Doutsiopoulos @ddoutsiopoulos.bsky.social 🎬 Photographer & Creative Director
𝘍𝘪𝘯𝘥𝘪𝘯𝘨 𝘸𝘢𝘺𝘴 𝘵𝘰 𝘤𝘳𝘦𝘢𝘵𝘦 𝘢𝘵𝘮𝘰𝘴𝘱𝘩𝘦𝘳𝘪𝘤 𝘴𝘤𝘦𝘯𝘦𝘴
📷🎥 Events | Conferences | Commercials
🌍International Clientele
📸✈️ Travel & Explore
Matt Klein @mattklein123.dev CTO @bitdrift.io. Software engineer and creator of Envoy Proxy. 
Ernest Post @monkchips.com analyst, developer-friendly
black cats, small plates, natural wine
london, east
he, him
Simon Wardley. @swardley.bsky.social Mapper. I like ducks, they're fowl but not through choice.
Sven Peters @svenpet.bsky.social Tech Culture Advocate at 🧢 Atlassian
Henri Tremblay @henri.tremblay.pro IT Strategy, Productivity, Performance, EasyMock,
@Java_Champions and trying (successfully?) to be useful. Head of
@TSImagine Montréal Office
Michael Simons @rotnroll666.bsky.social 👨👩👦👦👨🏻💻🚴🏻 – Father, Husband, Developer, Athlete. Author of Spring Boot Buch, and DuckDB in Action with Manning. Java champion working at Neo4j on various integrations within the JVM ecosystem.
More: https://michael-simons.eu
Simone Bordet @simonebordet.bsky.social Jetty/CometD Lead. Java and JVM. Web/Network Protocols (HTTP/1/2/3, WebSocket, QUIC). Some CrossFit.
Johan Vos @johanvos.bsky.social Java Champion, Gluon and LodgON.
co-lead OpenJFX, lead OpenJDK-Mobile . Java for science, Quantum Computing. PhD
Oliver Drotbohm @odrotbohm.de Frameworks & Architecture in the Spring open source engineering team, all things Spring, Java, data, DDD, REST, software architecture, drums & music. He/him.
Benjamin Muskalla @bmuskalla.dev ⛱️ currently https://poolside.ai/
🎤 Speaker https://bmuskalla.dev/talks/
☕ Java Champion
👾 Former @github.com Copilot, Gradle, Tasktop, EclipseSource
🧠 All opinions come from my training data
CrAIg Walls @habuma.com Java Champion / Alexa Champion / Author of “Spring AI in Action”, “Spring in Action” & “Build Talking Apps for Alexa”/ Disney Parks Fanatic/ tabletop games player.
https://www.habuma.com
Henry Coles @pitest.bsky.social Fiction: Scottish Book Trust New Writer 2023. SCWBI Undiscovered Voices 2024. Repped by Lucy Juckes at @jennybrownagency.bsky.social
https://henrycoles.com
Tech: Made mutation testing popular - Java Champion
https://pitest.org https://www.arcmutate.com
Dirk Lemmermann @dlemmermann.bsky.social JavaFX Fan Boy. Java Champion. Java One Rockstar. Open Source Contributor. Freelancer. Consultant. Speaker. Entrepreneur.
Jean-Philippe Bempel @jpbempel.bsky.social Sr Sw Eng @Datadoghq, optimize software running on JVM. Love performance topics and mechanical sympathy supporter. Java Champion & @javamissionctrl committer
Michael Kölling @kolling.uk Computer Scientist, King's College London
Blog: https://blogs.kcl.ac.uk/proged
Mark Paluch 👨💻,🎹&✈️ @mp911.de Musician, producer, Spring Data, Database drivers.
#Autist | #ADHD | INTJ-T | #Neurodiversity 🧠🌈
Ostfriesland 🌊🌬️🌞🌧️
https://paluch.biz/about-me/ | https://soundcloud.com/rflktd
Emmanuel Bernard @emmanuelbernard.com Open Source software engineer: Hibernate team, Quarkus co-founder and more. Cloud Services @ Red Hat.
Les Cast Codeurs founder. Java Champion...
Kaya Weers @kayaweers.bsky.social Java developer with a great love for innovation | Conference speaker | Likes to play soccer and travel the world
Yuichi Sakuraba @skrb95.bsky.social Java Developer
Java Champion
OpenRewrite by Moderne @openrewrite.github.io OpenRewrite recipes automate security vulnerability remediations, framework migrations, code compliance and more—across a growing language and technology ecosystem.
Maintained by Moderne.ai
GitHub: http://github.com/openrewrite
Dervis Mansuroglu @dervis.bsky.social Leading the Norwegian JUG in Oslo, Java Champion, speaker, developer and principal officer at NAV IT (Norwegian gov).
Jakarta EE Ambassadors @jee-ambassadors.bsky.social We are an independent grassroots community passionate about moving Jakarta EE forward. Join us!
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.
Ricardo Ferreira @riferrei.com OSS Contributor | International Speaker | Distributed Systems | Databases | Software Development
jPrime Conference @jprimeconf.bsky.social 
Maarten Balliauw @maartenballiauw.be Head of Customer Success at @DuendeSoftware.com. Founded https://speaker.travel. Frequent speaker. Opinions are my own.
NDC Conferences @ndcconferences.com A Software Developers Conference currently running in London, Oslo, Porto, Copenhagen & Melbourne.
🌐 ndcconferences.com
CloudBrew - Azure Conference @cloudbrew.be CloudBrew is a community driven conference around Azure and cloud technology, organized by AZUG - the Belgian Azure user group 👉 Tickets at http://cloudbrew.be
Techorama @techorama.bsky.social Techorama is a deep-dive tech conference for software developers, IT professionals, architects, and tech enthusiasts. You get in-depth sessions, practical content, and a conference experience that’s designed to feel special from the moment you walk in.
ConFoo @confooca.bsky.social ConFoo is a FullStack conference for developers. Great content, amazing experience. http://confoo.ca
Codemash @codemash.bsky.social January 13-16, 2026 | CodeMash.org is a unique event to educate developers on current practices, methodologies and technology trends in variety of platforms and development languages.
Kansas City Developer Conference @kcdc.bsky.social The Kansas City Developer Conference (KCDC) is Kansas City's premier educational conference for software development. Catch it August 13-15, 2025! https://kcdc.info #kcdc2025
KotlinConf @kotlinconf.com KotlinConf is the premier event connecting professional developers and companies shaping the future with cutting-edge technologies. Brought to you by @jetbrains.com
kotlinconf.com
Visual Studio User Group @visug.bsky.social We are VISUG, the Belgian Visual Studio User Group. Since 2005 we run local events for the Microsoft and .NET community on a monthly basis.
👉 www.visug.be
Domain-Driven Design Europe @dddeu.bsky.social Software Modelling and Design Conference - https://dddeurope.com
Amsterdam, June 3-4, 2027
Live Workshops on Software Design, Modelling, Programming, and Practices - https://ddd.academy/
Newcrafts Conference @newcrafts.bsky.social NewCrafts is a conference for software practitioners who want to improve the quality of their software.
Upcoming events @ https://ncrafts.io
Voxxed Days Luxembourg @lu.voxxeddays.com Voxxed Days conference in Luxembourg. Organized by @yajug.bsky.social. https://luxembourg.voxxeddays.com/en/#registration
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
LeadDev @leaddev.com Effective software engineering leadership content from leaddev.com
MAUI Day @mauiday.net A free, single day, all .NET MAUI event. Next events:
- 17 September 2026 in Skopje, Macedonia
- 23 October 2026 in Cologne, Germany
#mauiday
More info: https://mauiday.net
SoCraTes Conference Austria @socrates-conference.at The "Software Crafting and Testing Conference" in Linz, Austria
https://www.socrates-conference.at
PyCon Korea @handle.invalid PyCon Korea 2023 🐍: August 11th-13th / COEX Grand Ballroom & Asem Ballroom
Kiwi PyCon @kiwipycon.nz Kiwi PyCon is New Zealand's national Python conference.
https://kiwipycon.nz
PyCon Italia @pyconit.bsky.social PyCon Italia 2026 - May 27th to May 30th in Bologna! https://2026.pycon.it/it
Need help? Send an email! http://pycon.it/contacts