The best Open Source accounts on Mastodon.
Open Source
Gina
@[email protected]Dutch gov OSPO | Open Source | GovTech | Digital Sovereignty | IT nerd | 🇪🇺🇳🇱
Advocate for open, ethical alternatives to big tech. Posting on a personal title.
One of Fosstodon's admins. Boardmember of F-Droid. Staff of Pookie and Wessie. She/her. 🏳️🌈&🏳️⚧️ ally. 🇺🇦🍉
Hylke Bons 🥜
@[email protected]product designer who codes.
I design and build software.
both how it looks, and how it works.
🌱 laid off in 2026 and now running free design services for #FOSS projects. want to become a sponsor? https://planetpeanut.studio/sponsors 🌱
been doing design in #OpenSource like #GNOME, #Pidgin, #Intel, #RedHat, #Xamarin, #VSCode and more for 2 decades. enjoy creating #PixelArt #RetroGames for #GameBoy / #NES.
🍵 green tea lover
📷 lazy film photographer
🌌 #aurora chaser
#NoAI in my work.
Marcus Fihlon
@[email protected]Open Source Addict & Adventure Cyclist
Hello!👋😊
Self-hosted Canon/Zwo photographer, mainly Icelandic landscape
Retired IT company director, 71 yo she/her in Scotland
INFJ-T
Owned by a cat
15.2kW solar, 19kWh battery, EV owner
Immunodeficient so 😷 + 9 x 💉
No AI or LLM
I already give to charity and I have nothing for sale
Ally 🏳️🌈🏳️⚧️
I ❤️ ALT text, #OpenSource & 2FA
No bio ∨ posts = no follow
Boost ≠ endorse
I unfollow dormant accounts and use lots of filters
Conditional 2 wk auto-delete
Profile pic = Vegvísir
Intro pinned 👇
Koen de Jonge - SynQ
@[email protected]Hacker, IT Infrastructure, Open Storage, Open Source, ProcoliX Hosting, Open Internet Discourse Foundation, HackerHosting, Protagio, Fediversity #Privacy #Sustainability #Transparency Husband of Tessa, father of Emma, Huub and Lieke. Plays Viola, rides horses. Always busy, seldomly quiet.
Steffen Voß
@[email protected]"Life is short. Be kind." • Organisiert den #WebMontag #Kiel • Ist #OpenSource Fan – speziell von #Linux, #Nextcloud & #WordPress • Diakonie Schleswig-Holstein • [he/him]
Robert W. Gehl
@[email protected]Ontario Research Chair of Digital Governance for Social Justice, York University.
My latest book, "Move Slowly and Build Bridges: Mastodon, the Fediverse, and the Struggle for Democratic Social Media" was published by Oxford University Press late 2025.
Been on the fediverse since 2017. I'm now helping run AoIR.social
he/him
Trans rights are human rights. I boost #BlackMastodon and #MutualAid posts. I also call for alt text for accessibility.
Pensador Louco
@[email protected]
Cara estranho, anarquista, entusiasta de FOSS, escritor e podcaster responsável por cometer o Teatro Escuro do Pensador Louco. Siga-me por tua livre e espontânea vontade.
Andy Piper
@[email protected]freelance technologist & #PenPlotter artist.
I do things with code, & tinker with gadgets
communities person 💗💜💙
co-runner of #Maker meetup 🛠️ @hackwimbledon
one-third of a weekly #Podcast 🎧 @gamesatwork_biz
#3DPrinting #MicroPython #PlotterArt #LEGO #OpenSource #DoctorWho #fedi22
Thomas Fricke (he/his)
@[email protected]Thomas Waldmann
@[email protected]Linux, Python, FOSS, Privacy, BorgBackup, nsupdate.info.
Covid conscious and masking - because I follow the science.
Rides a QuatreVelo Velomobile and a Fat-E-Bike, maybe an Aptera at some time in the future.
Alexandre Dulaunoy
@[email protected]Enjoy when humans are using machines in unexpected ways. I break stuff and I do stuff.
The other side is at @a (photography, art and free software at large)
#infosec #opensource #threatintelligence #fedi22 #threatintel #searchable
Jeff Fortin T. (風の庭園のNekohayo)
@[email protected]Free & #OpenSource contributor (#Linux + #GNOME + #GStreamer) since 2004. Now co-maintaining the most magical desktop productivity apps combo (@GettingThingsGNOME & GNOME Calendar) as their benevolent lean engineering manager + occasional User Interaction & UX designer.
Waging war on mediocrity & unsustainability in business.
Founder of @ideemarque + @atypica, and Managing Partner at @regento.
Ex-Collabora, ex-psy, ex-Shinra.
I don't roleplay but I wear a cloak. ❄️
#fedi22
María Arias de Reyna
@[email protected]she/her
🐈 Cat lady, atheist, feminist 🏳️🌈
Chaotic Good
SMBC / MSPE
#Java Champion
Software Engineer and #OpenJDK developer at IBM
ex-President of @osgeo
#FOSS #FLOSS #OpenSource enthusiast, #SVQTech
If you don't like me at my worst jokes, you don't deserve me at my best.
"The postings on this site are my own and don’t represent my employer."
#fedi22
Juno Jove
@[email protected]Level 47 tigress from Europa.
Recreational Nazi puncher and refugee welcoming committee organizer.
Game developer during the day, and game developer at night.
https://fennecs.NET ... the tiny, tiny, high-energy Entity Component System written in modern C#! Free and libre open source.
https://jupiter.blue ... a space privateering game about climate change, rescue, plunder and salvage in a post-human cyber/solar/biopunk world! (new website soon)
Univention
@[email protected]
Unser Team bei
Univention entwickelt 100% Open-Source-Lösungen für ein zentrales und digital souveränes Identitätsmanagement.
Mit Nubus, UCS und UCS@school bieten wir Unternehmen, öffentlicher Verwaltung und Schulträgern die Möglichkeit, IT-Dienste einfach zu verwalten und zugänglich zu machen.
Willkommen in der Zukunft der IT. Willkommen bei Univention. 👋
#OpenSourceSoftware #Identitätsmanagement #DigitaleSouveränität
Lives in The Netherlands, EU. Works as self-employed tech consultant & software developer. Likes to tinker & has way too many interests :)
Likely to toot in NL/EN/DE on:
#technology #techpolicy, #opensource #openstandards #opencontent #publicdomain #creativecommons #copyright #sustainability #diy #infosec #security #data #privacy #accessibility #ui #ux #interactiondesign #ethics #webdevelopment #devops #sysadmin #climatecrisis #food #music #linux #debian #ubuntu
Toots vanish after 3 months
Julien Goodwin
@[email protected]Open source operations guy. CorpNet SRE at Google (previously on AS15169, Chrome, Insider Risk) he/him
Public Knowledge Project
@[email protected]The Public Knowledge Project (PKP) is a research and development initiative that is also a Core Facility of Simon Fraser University. We develop community-driven free and open software, as well as conduct research, to improve the quality and reach of non-commercial scholarly publishing for the global public good.
#ScholarlyPublishing #ScholComm #OpenInfrastructure #ScholarlyIndependence #OpenJournalSystems #OJS #OpenPreprintSystems #OpenMonographPress #FOSS #OpenAccess #DiamondOA
informapirata ⁂
@[email protected]
Politica Pirata:
informazione su #whistleblowing #dirittidigitali #sovranitàdigitale #copyright #privacy #cyberwarfare #pirati #Europa #opensource #opendata #PrivacyPride
https://t.me/ppInforma
⚠️ Sono uno dei moderatori di mastodon.uno, ma le opinioni che caratterizzano questo account sono espresse sempre a titolo personale ⚠️
Stewart X Addison
@[email protected]#openByDefault
Adoptium (java - Eclipse Temurin) WorkGroup Steering Committee
NodeJS collaborator + build/infrastructure/performance WorkGroups
Fedora Silverblue user
OSS, tech toys etc. (often RISC-V!)
KISS advocate
Former Solaris fan
Opinions here are mine and won't always match my employer's (@RedHat) 😎