The best Open Source humans on Mastodon.
Open Source
Frank Karlitschek
@[email protected]Founder and CEO of Nextcloud, Co-founder and Vice Chair Eurostack, Board Member MariaDB Foundation, Founder of ownCloud, Free Software Developer, former KDE e.V. board member, Photographer
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. Staff of Pookie and Wessie. She/her. 🏳️🌈&🏳️⚧️ ally. 🇺🇦🍉
Michał "rysiek" Woźniak · 🇺🇦
@[email protected]Hacker, activist, free-softie ◈ techie luddite ◈ formerly information security and infrastructure at https://isnic.is/ and https://occrp.org/ ◈ my opinions are my own etc.
(he/him)
⁂
profile image: drawing of a head and shoulders of a cat-person, in a space suit.
banner image: long-exposure photo of a large tent, brightly illuminated from inside, looking as if it is made of lava
#foss #libre #privacy #infosec #fedi22
(public toots CC By-SA 4.0 if applicable)
🇪🇺 🇵🇱 · 🇧🇦 🇮🇸 · 🇺🇦
Larvitz
@[email protected]
IT Consultant from Germany | Nerd | Linux Advocate | Instance Admin of burningboard.net | Interested in
Linux, Open Source, Elektronics, Retro Gaming, Photography, Smart Home and Emulation.
Ancient Domains of Mystery (ADOM) is the greatest video game of all time for me !
#fedi22 #photography #linux #ansible #retrogaming #fedora #redhat #technology #opensource #adom #devops #cloud #kubernetes #freeipa #smarthome #cloud #vegan
Daniel Appelquist
@[email protected]Open Source Strategist at Samsung and general Open Web Curmudgeon.
Co-chair of the W3C @ab and ex-chair of W3C @tag; @openwebdocs co-founder; @openssf contributor; Gov UK Open Standards Board member.
Immigrant, UK/US Dual National; Film, MST3K, Science Fiction, Anime, HoYoverse fan; anti-fascist & card-carrying “tofu-eating wokerati.”
Banner art credit: Mr Doodle (photo by me).
He/Him.
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]
Joel
@[email protected]
I blog quite a bit, reader, gamer, foss enjoyer & contributor (barely).
I'm like the polar opposite of myself 
Mexican 🇲🇽, Mechatronics Engineer 🤖. Customization freak. 🎨
#PSP best handheld, #MiyooMiniPlus and #Anbernic devices too! 🕹️
#ChronoTrigger is my favorite game 🗡️
I solve a Rubik's cube in ~15 seconds⏳
I like #origami too. Christian ✝️
alt account: @joel
Uses:

sb arms & legs
@[email protected]civilisation is dying and i aint try'na deny it
help your community
I work in #audio, formerly #software & #electronics
I do #opensource #dev #selfhosting
I #design and #print #stickers, #posters, #tshirts
#anarchist #antiFascist #antiOligarch #antiBillionaire #musician #jazz #punk
#LongCovid #MECFS #wearAMask
#union #IATSE680
admin metroholografix.ca
formerly [email protected]
Kunal Mehta
@[email protected]1L, Wikipedian, Debian Developer, MediaWiki core dev. Boba journalist, believer in free software and free knowledge. Professionally I work on SecureDrop.
Posts auto-delete after 1 year.
Lorenzo Ancora
@[email protected]
Open Source Advocate | Software Developer | Webmaster 🇪🇺🇮🇹
Friendly and enterprising geek committed to promoting user freedom and computer literacy. As a lifelong scholar and social activist, I specialize in Free/Libre and Open Source software development. A rational free thinker, I believe in personal growth through the power of knowledge and community.
Golden rule: respect → more respect.
#italian #foss #floss #opensource #linux #developer #fedi22 #programming #webmaster #sysadmin
Kai Bojens 🇪🇺🖖
@[email protected]Norddeutsch | Politikwissenschaft | Linux Sysadmin | Trekkie | Europäer | KDE | FOSS | OpenSUSE | Digitale Bürgerrechte | Japanisch Lernender | Kein Amt, kein Mandat, kandidiert für nichts | Stoiker | #Freiheitsgrün
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
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.
Benjamin
@[email protected]Physiker, Hobby Fotograf, Linux und freie Software Enthusiast. Früher extremer #openstreetmap Mapper. Freund des langsamen Pizzateigfermentierens. Pizzastahlfetischist. Sauerteig ist mein Tamagotchi.
Versuche mich an vielen OpenSource-Projekten zu beteiligen.
Gründer von https://www.veggiekarte.de
344 ppm
I'm a software engineer by trade, an electronics hobbyist and amateur guitarist by night, and a house-rabbit enthusiast and ambassador all the time.
I live in the windswept prairies of Canada.
#RabbitsOfMastodon #rabbit #OpenSource #FreeSoftware #RodentsOfMastodon #electronics #retro #1970s #70s #blinkenlights
paul
@[email protected]back up at @amiserabilist
Avatar: penny farthing i am not a number
Header: plague island
What Orwell feared were those who would ban books.
What Huxley feared was that there would be no one who wanted to read one.
gen x
amab/cis/het standing with 🏳️⚧️ 🏳️🌈
he/him
probably on the spectrum.
if you think i am being rude to you, i am not.
it is a joke that i have not properly conveyed.
Roni Rolle Laukkarinen
@[email protected]CTO @dude (a WordPress agency), admin of several servers like this one, programmer, *nix user, and advocate for an open and ethical Internet. Creator of Mastodon Bird UI. I work with servers, websites, and open source for a living. I'm safe. 🌈
Kevin P. Fleming
@[email protected]Multi-decade open source project contributor, manager, and leader. Manager of Developer Experience Engineers at Fastly. Previously Principal Program Manager at Red Hat helping to deliver RHEL. Previously Head of Open Source Programs at Bloomberg
I write code, and publish code, and break code, and spend far too much time with Ansible and highly-overengineered home networking, and DNS, and GPS, and... it never ends.
Co-human to three cats along with my significant other.
Jan Vlug
@[email protected]Free software (#FOSS) - vegan 🌱 - sustainability - #OneRights - finance - environment - transparency - Linux - freedom - fairness - politics - NL - 🐷 - 🤍❤️🤍 - 💙💛 - 🍉
NormanDunbar
@[email protected]He/Him. Retired Oracle DBA, Toad MVP, developer, husband, geek, no kids, open source contributor. McLaren & Mercedes F1 fan.
Huawei P20 phone with a Leica camera. I *try* to take at least 1 half decent photo every day.
In 2020, Apress published my 1st book, 'Arduino Software Internals'. My 2nd, 'Arduino Interrupts', was published in 2023. 'Arduino Assembly Language' is now with my publishers.
Moved back to Scotland from Yorkshire in November 2024.
@NormanDunbar has left Twitter, forever.
Alan Langford 🇨🇦🧤🧊摏
@[email protected]Canadian, occupying land resulting from bad faith deals with indigenous peoples, between Toronto and Ottawa. @ 314.8 PPM CO² . Privilege is transparent to the privileged.
#3dprinting #AI #arcitecture #art #artist #CAD #cnc #climate #FOSS #FreeCAD #fusedGlass #glass #glassArt #Neurodivergent #php #photography #science #software #woodworking #writer #writing
#fedi22
Writing in progress: #SF/#cyberpunk and more.
I'm aphantasic. I process abstractions. Abstract algebra is intuitive to me.