Marc Philipp @marcphilipp.de Software engineer and @junit.org team lead, Java Champion and open source enthusiast, father, husband & family person (he/him)
Website: https://marcphilipp.de
Mastodon: https://chaos.social/@marcphilipp
Rulestack @ai-shop.bsky.social Daily practical notes on Claude Code, Cursor & Codex — context design, agent workflows, rules that hold up in real projects.
Originally AI-led, now AI + human hybrid.
Packs → https://rulestack.gumroad.com
Feedback → tag #RulestackFeedback
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Gerd Aschemann @ascheman.mastodon.social.ap.brid.gy Freelancer, Software Developer and Architect, heavily interested into DevOps stuff; married to @womanintech; based in the Rhein-Main region, Germany
🌉 bridged from ⁂ https://mastodon.social/@ascheman, follow @ap.brid.gy to interact
JobRunr @jobrunr.bsky.social An easy way to perform background #job #processing in #java. Distributed and backed by persistent storage. Open-source and free for commercial use.
JUnit Team @junit.org Shaping the future of testing on the JVM
SDKMAN! @sdkman.io Effortlessly manage multiple Software Development Kits with SDKMAN! A simple CLI for Unix systems to install, switch, and manage SDK versions. Inspired by tools like apt, git and rvm. By developers, for developers! 🛠️
Debian @debian.bsky.social The Universal Operating System; items posted automatically from https://micronews.debian.org and https://bits.debian.org.
https://www.debian.org
Max Rydahl Andersen @handle.invalid Quarkus co-lead - Distinguished Engineer, Red Hat. Creator of https://jbang.dev
Postcrossing project @postcrossing.com Postcrossing connects random people all around the world... through postcards!
Nicolas Kosinski @nicokosi.bsky.social When not procrastinating, I like coding in #Java and #Angular with my colleagues at VIDAL ☕️
Eternal newbie in #Kotlin, #Go, #Rust, #Clojure and #Scala 😇
I live in France 🇫🇷
Also on Mastodon: https://fosstodon.org/@nicokosi 🐘
Stéphane Philippart @wilda.bsky.social #father, #dev, #devops #agile #geek #inlove
Cofondateur de https://tadx.fr 🥑
🐦 @wildagsx
🐘@wildagsx@pouet.chapril.org
🟦 @wilda.bsky.social
Perrin Céline 🦋🩷🇫🇷🇺🇸🇮🇪🇬🇷 @annemariehavert79.bsky.social NYC fine art photographer creating large-scale, ocean-inspired images exploring light, time, and movement. A first-gen Italian-American with works featured at major art fairs.
Discover more at www.robertaruocco.com
IG: @robertaruoccophotography
DGCCRF @dgccrf.bsky.social Direction générale de la #Concurrence, de la #Consommation et de la Répression des #fraudes | Un problème de consommation ? Signalez-le sur SignalConso !
Sven Woltmann @svenwoltmann.bsky.social Java Training and Modernization | 30 Years of Java Experience | Speaker at Java Conferences | Author for Professional Journals | HappyCoders.eu – one of the most widely read Java blogs in the German-speaking world
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
JEP Tracker @jeptracker.bsky.social Diligently tracking and posting any @openjdk.org JEP updates.
Built by @hardcoding.fr on https://github.com/PerfectSlayer/openjdk-jep-bsky. Feedback welcome!
Antoine DESSAIGNE @adessaigne.bsky.social 
Daniel Garnier-Moiroux @garnier.wf Fiddler of things. Makes computers go beep-boop 🤖 Contributor to Spring Security. Spring Meetup Paris. 🍃
Certified Java Champignon 🍄
Kotlin by JetBrains @kotlinlang.org Kotlin is a programming language that makes coding concise, cross-platform, and fun — https://kotlinlang.org/
Video tutorials http://kotl.in/video
News http://kotl.in/news
Community discussions http://kotl.in/slack
Cyrille Martraire @cyriux.bsky.social Software socio-technical architect, DDD enthusiast, trainer, speaker, Arolla CTO & co-founder, living in Paris. Author of “Living Documentation” (Addison-Wesley), co-author “Software Craft” (Dunod). Also fan of modern electro & pop music production
Project Helidon @helidon-io.bsky.social A Java framework for writing microservices that run on a fast web core powered by Virtual threads. A Microprofile implementation.
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...
Michaël van de Giessen @tubby.nl Java web developer at http://intractief.nl , #satisfactory gamer, #lanparty fossil, #UX freak, #coderdojo and #devoxx4kids mentor, actually partly javanese https://tubby.nl
Andres Almiray @andresalmiray.com I code for fun and help others in the process. Java Champion. Co-founder of Hackergarten & Hack.Commit.Push. Creator of JReleaser
🚀
Cay Horstmann @horstmann.com Nothing to see here...keep moving! Specifically, to Mastodon: https://foojay.social/@cayhorstmann
Maurice Naftalin @mauricenaftalin.bsky.social 
Gerd Aschemann @gerdaschemann.bsky.social 
Framasoft @framasoft.org Association d'éducation populaire aux enjeux du numérique et des communs culturels.
Pas de support sur Bluesky.
🏠 https://framasoft.org
🔗 https://ls.framasoft.org
💝 https://soutenir.framasoft.org
💌 https://contact.framasoft.org
Arcep @arcep.fr Compte officiel de l'Autorité de régulation des communications électroniques, des postes et de la distribution de la presse
🌐 Le site : https://www.arcep.fr/
📬 Abonnez-vous à la newsletter mensuelle : https://www.arcep.fr/actualites/le-post.html
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app
Kent Beck @kentbeck.com Independent I guess these days you'd say content producer, artist, programmer, musician, pokerist. More about me at https://KentBeck.com.
Camille Roux @camilleroux.com Développeur • Directeur général et fondateur de @humancoders.com • Art: @art.camilleroux.com • il/lui he/him
Philippe Charrière 💜 @k33gorg.bsky.social 💜 #wasm 💙 #brompton
🐳 Principal Solutions Architect @ Docker
🎒 Backpack influencer
⭐️ Golo Champion
I learned to speak emojis at 🐙 GitHub. A legend says I was the first person at 🦊 GitLab to name CI/CD jobs and stages with emojis.
https://k33g.org/
Halte à l'obsolescence programmée @halteobsolescence.bsky.social Association HOP - Halte à l'Obsolescence Programmée
💡Notre objectif : des produits durables et réparables pour les consommateur·ices et la planète !
Buy European @buyfromeu.bsky.social We promote European products by encouraging consumers to Buy European alternatives of beloved products around the globe. #BuyEuropean
Boycott USA - Buy European/Canadian/etc. @boycott-usa.bsky.social I've been boycotting *most* US products for some years now, and decided to make this account to share my own advice and learn from others.
Donald Trump has started full-scale trade war against his closest allies. Let's resist - together!
France Nature Environnement @fne.asso.fr Le plus grand mouvement français de protection de la nature et de l'environnement. Nous fédérons, au sein de 48 associations adhérentes, plus de 8 000 associations présentes sur tout le territoire français, hexagone et outre-mer. https://fne.asso.fr
Foojay, the Friends Of OpenJDK @foojay.io Foojay.io is the central resource for the Java community’s daily information needs, a place for friends of OpenJDK, and a community platform for the Java ecosystem — bringing together and helping Java professionals everywhere.
Dan Vega @danvega.dev 🍃 Spring Developer Advocate @Broadcom
☕️ Java Champion
📹 YouTuber http://bit.ly/3zJb93b
🎙️ Podcast http://bit.ly/3Tzi0CO
🤖 ByteSized AI http://bit.ly/3XYv87j
CERN Java User Group @cernjug.bsky.social https://cern.ch/jug
Devoxx UK @devoxx.uk A Developer Community Conference
JChateau Unconference @jchateauunconf.bsky.social Official account of the JChateau Unconference, next edition is March 04th-08th 2026- M @mathieuavril.bsky.social @mathieuavril.bsky.social
Les Soulèvements de la terre @lessoulevements.bsky.social 
BearStudio @bearstudio.bsky.social Studio d'accompagnement de projets en R&D : Développement sur mesure web et mobile - Etudes de faisabilité et audit technologique
Josh Long 🍃 @starbuxman.joshlong.com Spring Developer Advocate
Java Champion
Kotlin Google Dev Expert
https://YouTube.com/@coffeesoftware
https://github.com/joshlong
Sébastien Blanc @sebi2706.bsky.social My job is to make developers happy.
Technical Director @sciam.fr
Java champion, OSS, husband and father.
5 🐱
Anass LARHZOULI @spooky-at-distance.bsky.social Lead Dev @BPCE
Clément Levallois @seinecle.bsky.social Head of interactive design and real-time apps at @gobelins_paris
Maker of
🟢 https://nocodefunctions.com
🟢 @Gephi plugins and tutorials
🟢 https://ai-for-professionals.com
Java dev ❤️
Zineb Bendhiba @zinebbendhiba.com Principal Software Engineer | @ApacheCamel 🐪 PMC member | Camel Quarkus · Java · AI · Open Source | Building technology that helps people build useful things | Speaker | Devoxx France & Morocco CFP
Opinions are my own
https://zinebbendhiba.com/bio/
FOSDEM @fosdem.org https://fosdem.org
@antoine-aubin.bsky.social @antoine-aubin.bsky.social 
Louis Jacomet @jacomet.dev 
Trisha Gee @trishagee.bsky.social Java Champion, Developer Productivity Advocate, Author
https://trishagee.com
https://linktr.ee/trisha_gee
🇪🇸🇬🇧🇪🇺
picocli @picocli.bsky.social Easily create CLI apps in Java with colors, autocomplete, subcmds. As single native exe with GraalVM. http://picocli.info Star⭐️ picocli on GitHub if u like it!
Ana-Maria Mihalceanu @ammbra1508.bsky.social
Java Champion Alumni | Architect| Sr. Developer Advocate @Oracle 🇳🇱 | Speaker | Co-founder@BucharestSCC. Opinions are my own. 
IntelliJ IDEA, a JetBrains IDE @intellijidea.com IntelliJ IDEA – the Leading IDE for Professional Development in Java and Kotlin, by @jetbrains.com
Tips: #IntelliJIDEATips
New Features: #NewInIntelliJIDEA
Our YouTube channel: http://jb.gg/video
Jean Bisutti @jeanbisutti.bsky.social Consultant | Java champion | QuickPerf author | Java Monitoring & Performance | OpenTelemetry contributor | Speaker
Henri Tremblay @henri.tremblay.pro IT Strategy, Productivity, Performance, EasyMock,
@Java_Champions and trying (successfully?) to be useful. Head of
@TSImagine Montréal Office
Bruno Boucard @brunoboucard.bsky.social I love tackling business challenges with collaborative approaches, modeling clean code that embodies the business, and delivering products that rock.
Thorben Janssen @thjanssen123.bsky.social I'm a freelance consultant and trainer helping Java developers create better persistence layers using Hibernate and Spring Data.
Co-organizer JUG Paderborn
https://thorben-janssen.com
https://thorben-janssen.com/join-persistence-hub/
Vlad Mihalcea @vladmihalcea.bsky.social @Java Champion working on Hypersistence Optimizer, author of High-Performance Java Persistence.
Blogging at http://vladmihalcea.com
Rudy @rudybaer.bsky.social One-eyed in the land of tech bullshit | No-nonsense problem solver | CTO @BearStudio | Community builder @Fork it! | Contributor to open sharing and learning
Jean-Christophe Sirot @sirot.org Staff engineer @decathlonfrance.bsky.social Ex-@Docker 🐋 ✽ @KubeDaysFrance co-founder ✽ @parisjug.org ✽ @cncfparis ✽ Studying Japanese/日本語を勉強する🇯🇵
Mastodon 🐘 @jcsirot@potate.space
Twitter 🐤 @jcsirot
slecache @slecache.com Architect 📐, #solopreneur 🤩 aspirant, #productivity ⚡, #dataprivacy 🕵️♂️
#Docker 🐋 #serverless ☁️
🇺🇸 https://slecache.com
🇨🇵 https://blog.lecacheur.com
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources 🚀
Alex Victoor @alexvictoor.bsky.social Software crafter, pair/mob programming addict, opensource fanboy - Views expressed are my own - EM
@dilitrust
PerfectSlayer @hardcoding.fr Senior Software Engineer @ Datadog / Developer of AdAway (http://github.com/AdAway/AdAway) / @parisjug.org leader
@kanedafromparis.bsky.social @kanedafromparis.bsky.social #architect, #java, #devops & #kubernetes enthusiast
@ParisJUG
Clarence @clarenced.bsky.social Software Engineer
@billykorando.bsky.social @billykorando.bsky.social 
Khanh @jetoile.fr Sr. Software Engineer @ Criteo. Java/JavaEE, Big Data, geek et techno addict #ParisJug #DevoxxFr. Opinions are my own.
Alina Yurenko @alina-yurenko.bsky.social Ukrainian. Love tech, compilers, and open source. Developer Advocate for GraalVM at Oracle. Ambassador of snacks and not running.
Quarkus @quarkus.io Supersonic Subatomic Java
Nicolai Parlog @nipafx.dev Java enthusiast with a passion for learning and sharing. Developer Advocate at Oracle but views are my own.
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
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.
Katia HIMEUR TALHI @katia-tal.bsky.social CTO & Cofondatrice de
Cockpit io, spécialiste Cloud et DevOps.
Cloud Native Days France Organizer
Je conçois, construis, optimise et sécurise vos infras #Cloud et vos pratiques #DevOps
#CICD #SRE #K8S #container #serverless #Security #DuchessFR
Yoann Fleury @yoannfleury.dev ❤️ Her / Web / ...
🧑💻 Developer & Streamer BearStudio
🔨 Maintainer https://start-ui.com/
↗️ https://forkit.community co-founder
💬 he/him
Fork it! Community | Tech Conferences @forkit.community Global Developer Community
https://linktr.ee/forkit.community
Julien Topçu 🇲🇶🇦🇲 @julientopcu.com CTO @shodo.io, @owasp.org member 🐝 - International Keynote Speaker 🎙️- @BeyondxScratch 💻, @CraftsRecords 🎤 & Le Tremplin 🚀 founder.
Valentin Maerten @vmaerten.bsky.social 👨💻 Tech Lead at Pubstack
📖 Formateur
🌐 http://vmaerten.fr
Co-organizer @Tours_js / @TouraineTech
Maintainer @taskfile.dev
Devoxx France @devoxx.fr 🤖 Devoxx France 🤖
Conférence pour les développeurs & développeuses
📍 Paris Palais des Congrès
📆 RDV du 7 au 9 avril 2027 pour la 15ème édition !
Horacio Gonzalez @lostinbrittany.bsky.social Spaniard lost in Brittany - DevRel 🥑 at Clever Cloud, storyteller, coder, speaker, gamemaster
@GoogleDevExpert alumni
Organizer @FinistDevs @CampingSpeakers
Loïc Mathieu @loicmathieu.fr Lead Developer @kestra.io, Java & JVM passionate, performance, OSS contributor (mainly Quarkus), Book Author (Quarkus edition ENI), GCP Google Dev Expert.
Like to learn stuff and share what I learned.
https://www.loicmathieu.fr
Sun S. D. Tan @sunix.org Tech lead at @Sciam.fr ☕
OpenSource Minded
@parisjug.org crew ☕💁
Kitchen brewer 🍺
ex leader @parisjug.org
ex @redhat
L'Affaire du Siècle @affairedusiecle.bsky.social Un mouvement citoyen inédit pour obliger l’État à réparer le préjudice écologique et protéger les citoyen·nes !
Paris JUG @parisjug.org The Paris Java User Group (Paris JUG) is a group based in France that meet every month to talk about Java Platform. http://parisjug.org