Dan Smith @dlsmith.dev software engineer, dad, believer, musician, nerd
“Of course it is happening inside your head, Harry, but why on earth should that mean that it is not real?”
ぺやんぐ @peya.tokyo 
Daishi Tabata @tbtdis.bsky.social from x: @tbtdis
JUnit Team @junit.org Shaping the future of testing on the JVM
GraalVM @graalvm.org GraalVM compiles your applications ahead of time into native executables that start instantly, scale fast, and use fewer resources 🚀
JavaZone @javazone.bsky.social JavaZone 2026, Norwegian Java conference, takes place on September 2-3, 2026, at Nova Spektrum, Lillestrøm near Oslo.
www.javazone.no
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.
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.
Per Minborg @pminborg.bsky.social Java Core Library Team @Oracle (all opinions are my own alone).
Jfokus @jfokus.se Jfokus is all about developers!
Check out the conference: http://www.jfokus.se
Sebastian Daschner @daschners.bsky.social Helping developers solving the challenges of enterprise software.
Official account of jfxcentral.com @jfxcentral.com JavaFX and the JavaFX Ecosystem
Georges Saab @gsaab.bsky.social SVP of Java Platform Group at Oracle. Chair of OpenJDK gov board. ameri-swede. WoSo lover.
Charles Oliver Nutter @headius.bsky.social JRuby co-lead, Java champion, Ruby hero, JavaOne Rockstar, international traveler and speaker. Book me for your next event! I depend on your donations and sponsorships! https://github.com/sponsors/headius
David Delabassée @delabassee.bsky.social Senior Director of Java Developer Relations - Oracle
Views are my own!
Stephan Janssen @stephanjanssen.be Founder @Devoxx.com Devoxx4kids, BeJUG and DevoxxGenie | Co-founder @Voxxed.com, VoxxedDays - Founder JCS int. acquired by RealDolmen ('02) : See also @ https://stephanjanssen.be
https://grokipedia.com/page/Stephan_Janssen
Joshua Bloch @joshbloch.bsky.social Effective Java author, API Designer, CMU Prof, Swell guy.
Ron Pressler @pressron.bsky.social 
OpenJDK @openjdk.org The place to collaborate on an open-source implementation of the Java Platform and related projects · https://openjdk.org
Joe Darcy @jddarcy.bsky.social OpenJDK developer at Oracle, floating-point fancier, marathoner, record-setting fast walker, episodic photographer. Views expressed may or may not be held by any person or org.
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.
池本公平 @ikemotokouhei.bsky.social Editor, Rider, Writer, Publisher, work @gihyo.co.jp
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
Tommy Ludwig @tommyludwig.bsky.social Maintainer of @micrometer.io
X/Twitter: @TommyLudwig
tokuhirom @tokuhirom.bsky.social 
@kitaji0306.bsky.social @kitaji0306.bsky.social 今はセキュリティとJavaが好きな技術者😺ウェブ・セキュリティ実務知識試験／CompTIA Cloud+／IIRC（IACS Incident Response Certification）／情報処理安全確保支援士😺
コミュニティ企画運営：Security.any、RetroGames.any
Tsuyoshi MATSUZAKI @matsuza.bsky.social Androidのアプリを書いて糊口を凌いでいる中年男性の猫だよ。
https://matsuza.hatenablog.com/
はたの☆☆☆☆☆☆☆Mind-1Nippon @mhatano.bsky.social 書山有路学海無涯。Javaとフロンターレとイプシロン。ときどきカープとIngress。
#java #openjdk #frontale #alfaromeo #lancia #fiat #ypsilon #carp
Jim Grisanzio @grisanzio.bsky.social Building FOSS Communities https://grisanzio.com/ #foss #opensource
Brian Goetz @briangoetz.bsky.social Java Language Architect at Oracle. Author, Java Concurrency in Practice (http://amzn.to/2nzZnkl). Also, cats.
Devoxx Belgium @devoxx.com Devoxx Belgium 2026 : 5 - 9 October in Antwerp
Voxxed @voxxed.com Sharing expert knowledge on Java, JVM, Methodology, Cloud, Mobile & Future tech. Follow us for tutorials, presentations and interviews.
Aki 💛💙 @handle.invalid 💖JVM (especially GraalVM), conference speaker, javelin thrower, JUDO black belt holder, and JJUG (Japan Java Users Group) board member. Also, a Cloud Solution Architect at Microsoft. All views are mine.
Blog: logico-jp.dev
X (a.k.a. Twitter) @logico_jp
たんご @tango.bsky.social 
daiksy @daiksy.bsky.social 
みうら かずひと(kazuhito_m) @kazuhito.bsky.social Twitter(X): https://twitter.com/kazuhito_m
傳智之 @dentomo.bsky.social 編集者。 IT技術書とビジネス書をおもに担当。IT、出版、経済・社会を中心に、ときどき食べ物、音楽。#進捗。直近のスケジュール、企画のご相談などについては以下Dropboxのリンク先にまとめてありますので、ご一読いただければ幸いです。
https://www.dropbox.com/s/6y5jz16umkgr4wh/den_workstyle.txt?dl=0
kubo (jflute) @jflute.bsky.social くぼ (じぇいふるーと)。バレエやってるプログラマー。オープンソースO/RマッパーDBFluteの作者、企業の技術顧問など。さおりバレエアカデミーの運営アドバイザー。
Instagram: https://www.instagram.com/kubo_ballet/
Toshiaki Maki @ik.am https://ik.am
SHIIBA Mitsuyuki @bufferings.bsky.social programmer
sue445 @sue445.bsky.social https://github.com/sue445
https://x.com/sue445
Takahiro YAMADA @yamadamn.bsky.social 
irof @irof.bsky.social 
がるがべさん @garbagetown.bsky.social 
kamekoopa @kamekoopa.bsky.social はい。
山本ユースケ @samuraism.bsky.social 
YujiSoftware @yujisoftware.bsky.social Twitterからやってきました！
Takakiyo Tanaka @takakiyo.bsky.social 
し☆ぽ（AA略 @ryosms.com Pixela( https://pixe.la )でクソみたいなグラフを作ってます
趣味はクッキーを焼くことです
https://www.ryosms.com
馮 富久 FUON Tomihisa ⚾️ @tomihisa.social 技術評論社の馮です。こんにちは。
いまいまさのぶ @masanobuimai.bsky.social IntelliJが好きだー！
Shoco Sato @satoshoco.bsky.social DevRel, Tech PR, Branding, Organizer
My family are 🐶🐱🐸.
https://twitter.com/satoshoco
Ike Tohru @rokujyouhitoma.bsky.social 旧プラットフォームでは rokujyouhitoma でした。
Yuta Okamoto @okapies.bsky.social 三大珍獣とは無関係です。
さわださとし＠車好き酒好きエンジニア @satoshis.jp 北九州市在住のフリーランスエンジニアです。
SpringBootとLaravelの使い手。
UMLとかオブジェクト指向とかアーキテクチャを適切に使えるので、要件定義から詳細設計まで得意です。
Uberto Barbini @ramtop.bsky.social Functional passionate programmer. Kotlin GDE
Author, Public Speaker
https://pragprog.com/titles/uboop/from-objects-to-functions/
#TDD #FP #Kotlin
Living with family in a Japanese traditional house 日本語
ゆとり @megascus.bsky.social やったか！？
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.
Chris Engelbert / noctarius - エンゲルベルト クリス @noctarius.com DevRel / Tech Marketing @ simplyblock.io
Noctarius ツ, #Devrel, #Opensource, #JapaneseFood, #JavaChampions
Ex Timescale, clevabit, Instana, Ubisoft, Hazelcast
Views are my own
Linktree: https://linktr.ee/noctarius2k
@javachampions.bsky.social @javachampions.bsky.social 
キノコねぇさん @kinoko.bsky.social 
きの子 ₍₍⁽⁽🍄₎₎⁾⁾ @aa7th.bsky.social 野良エンジニアですこんにちは！
そーだい@初代ALF @soudai.bsky.social そーだいは「たけとも」をへんかんした。 なぜかへんかんされない！ へんじがない...ただのあるふのようだ。
「失敗から学ぶRDBの正しい歩き方」の著者
http://amzn.to/2wnZcMd
Takaaki Sugiyama @zinbe.bsky.social Programmer / Technical Writer / Unicage Engineer / JJUG (Japan Java User Group) staff / The Nebuta Festival Freak
Yoshiori @yoshiori.bsky.social 
Keiji ARIYAMA @keiji.bsky.social 
Takafumi Yoshida @zephiransas.com Organizer of Okayama Java Users Group/DIGITALJET, Inc./Software Developer/AWS/Mazda MX-5/Honda CB650R/Nikon Z6/Love Live/all opinions and posts are my own.
johtani @johtani.info freelance search engineer in Japan /
Blog: https://blog.johtani.info
つりーべると犬 @suzukitadashi.bsky.social アイコンは犬だけど呟く内容はノープラン。
とのっちょ @tonoccho.bsky.social ニュージーランドでプログラマをやっています。
mike-neck @mike-neck.bsky.social 1日の1/3は8時間
Shinsuke Abe - あべさん @maoinstantlife.bsky.social HERP, Inc./ATLUS民/パターンランゲージ/DDD/ギタリスト/嫁バカ/Led Zeppelin/Kasabian/the back horn/Glim Spanky/Sci-Fi/シンフォギア
KUBOTA Yuji @ykubota.bsky.social twitter: @sugarlife
github: @ykubota
a-know / Daisuke INOUE @a-know.bsky.social Kurashiki, Okayama, Japan
Customer x Engineering / Creator of http://pixe.la 🦜 / Founder of http://okayama-nanka.org / x.com/a_know
Sho Shimauchi @shiumachi.bsky.social Solutions Architect at Databricks / Tokyo, Japan
susumuis/いしがみプロ @susumuis.bsky.social System Creator/地理情報行路者/Geo walker/メイドカフェでノマド会の「いしがみプロ」/プログラミング入門書著者:https://amzn.to/3BRosw9
/Web/Pythonエンジニア/韓国語学習中/旧街道を歩きながらデータ分析して文化史研究する人です/6年前に妻と死別
https://susumuisnotes.pages.dev/
Toshiki Iga @igapyon.bsky.social Co-Founder and Principal Consultant at Reservoir Consulting Ltd. Java 言語に深い造詣および数冊の著作を持つソフトウェアデベロッパー。
本サイトの見解は、私 個人のものであり、所属先企業 は当個人的見解に一切責任を持ちません。
mako_wis @makowis.bsky.social 
しいたけ @yuroyoro.bsky.social 存在です http://github.com/yuroyoro/
Takuto WADA @twada.bsky.social Twitter では t_wada でした
プログラマ。テスト駆動開発実践者。power-assert-js 作者。『テスト駆動開発』を翻訳、『プログラマが知るべき97のこと』『SQLアンチパターン第2版』を監訳/監修、『事業をエンジニアリングする技術者たち』を編纂しました。
arton @artonx.org Programmer Architect
MIZUKOSHI Kenji @mizken.bsky.social Like Jazz, Motercycle, Mountaineering
kojilin @kojilin.bsky.social 
Hiroki OOYAMA @kochikuya.bsky.social ビールをこよなく愛する人
AOE, Takashi @aoetk.bsky.social 大規模分散データ処理の世界にいるJavaエンジニアの端くれです。
𝕏: https://twitter.com/aoetk
Mastodon: https://fedibird.com/@aoetk (@aoetk.fedibird.com.ap.brid.gy)
Threads: https://www.threads.net/@aoetakashi (@aoetakashi.threads.net.ap.brid.gy)
Blog: https://aoe-tk.hatenablog.com/
NISHIO Hirokazu @nishio.bsky.social Dr. NISHIO Hirokazu | Doctor of Science & Master of Tech Management | Cybozu Researcher | Mitou Foundation Board Member | Whovian | Buddhist | Plurality ⿻
https://mem.nhiro.org/
モメンコ@五反田だいすき @mumian1014.bsky.social 五反田をこよなく愛する食いしん坊です。
Naoto Sato @naotoj.bsky.social A software engineer, a cyclist, a baker, a husband, and a father. Views are my own. Reposts are not necessarily endorsements.
San Jose, CA 🇺🇸
Tsutomu YANO @tyano.bsky.social Programmer / A Clojure Contributor / Founder of Shelf Inc. / A tech fellow of UZABASE, Inc./ Clojure, Java, Kotlin, iOS / Contributing to some Open Source projects.
Twitter/X: @t_yano
Living in Kyoto/Japan
https://boxofpapers.hatenablog.com
@bitterfox.bsky.social @bitterfox.bsky.social JavaとかジャニーズとかJUMPとかJが付くものが好き I♥Java,XMonad,HBase/OpenJDK Committer 元立命/RCC/HPCSS 知念侑李/シエル/紀田正臣/葉月渚/郁弥/コバヤシ/スパラヴァ/9S/9bic/仮屋瀬さつき/立方隊/リオ/空閑遊真
Ryo Shindo @rshindo.bsky.social Software Developer. I♥Spring
twitter:@shindo_ryo
しょぼちむ @syobochim.bsky.social Solutions Architect at AWS Japan / プログラミング・クラウド・アーキテクチャ・開発プロセスが好き / 新卒ではSIer / 初心者向け『いちばんやさしいGit&GitHubの教本』の著者 / 認定スクラムマスター / All tweets are my own✌️
sfus 【es-fús】 @sfus.bsky.social とある会社の Software Engineer。Emacs/E-Lisp と🍺と奥さんと子供達ラブ。TUI 好きで VifmとTig 愛好家。
miyatay @miyatay.bsky.social 
Yasuharu Nakano @nobeans.bsky.social Languages: Java, Groovy, Go / Products: GroovyServ, GExcelAPI, etc.
Sharat (Shar) Chander - 🟦🌊 @sharatchander.bsky.social 🇺🇸🇨🇦 #DemocracyMatters | #DevRel |Previously at Oracle, Sun Microsystems, Verizon, & Bell Atlantic | University of Maryland (Undergrad) and Loyola University, Baltimore (MBA) | 70s rock, R&B, 80s alternative and Rap lover | Views mine
Konrad ‘ktoso’ Malawski @kto.so “Life is Study!”; Swift Actors, Concurrency & Distributed Systems @ Previously: Reactive Streams (TCK), @akkateam Actors, HTTP & Streams, @geecon Conference, Java Champion. he/him.
Mattias Karlsson @matkar.bsky.social Jfokus founder, Java Champion, JUG leader, Software Vagabond, Family father, Motorcyclist & Kiva supporter. Check out @jfokus.bsky.social
Romain Guy @romainguy.dev Photography (https://curious-creature.com), Blog (https://romainguy.dev). In the past: Engineering Director, Android Toolkit team at Google.
Adam Bien @adambien.blog AWS Hero, JavaONE Rockstar, Consultant, Java Champion
about: https://about.adam-bien.com
linkedin: https://www.linkedin.com/in/adam-bien
trainer: http://airhacks.live and http://airhacks.io
podcaster: http://airhacks.fm
yt: http://youtube.com/@bienadam