The best Open Source humans 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. Staff of Pookie and Wessie. She/her. 🏳️🌈&🏳️⚧️ ally. 🇺🇦🍉
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
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
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)
🇪🇺 🇵🇱 · 🇧🇦 🇮🇸 · 🇺🇦
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 looking for $1/month sponsors to help #FOSS projects with design: https://github.com/sponsors/hbons 🌱
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
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]
Miguel Afonso Caetano
@[email protected]Technical Writer @ UJET.cx (Portugal). PhD in Communication Sciences (ISCTE-IUL). Past: technology journalist, blogger & communication researcher.
#TechnicalWriting #WebDev #WebDevelopment #OpenSource #FLOSS #SoftwareDevelopment #IP #PoliticalEconomy #Communication #Media #Copyright #Music #Cities #Urbanism
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
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.
Roni Rolle Laukkarinen
@[email protected]CTO @dude (a WordPress agency), web dev, 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. 🌈
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.
Andrew Nesbitt
@[email protected]Package Management Nerd, working on mapping the world of open source software https://ecosyste.ms and blogging about package managers at https://nesbitt.io
Arne Brasseur
@[email protected]Nerd and digital creative — founder of Gaiwan.co — prolific open source author.
After many wanderings back in my native Belgium.
CTO for hire. Speaker available for gigs.
Shauna GM
@[email protected]governance nerd; open source developer & community manager; novelist; activist; uswnt & washington spirit fangirl
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.
Michael Boelen
@[email protected]Founder of CISOfy; author of #infosec tools rkhunter and Lynis; involved with NLUUG, #openstandards and #opensource; helping companies to secure their #Linux environment; interested in #sustainability and sharing messages in English, sometimes in Dutch 🇳🇱. My Dutch-only account is also @mboelen (mastodon.nl).
Richard Hughes
@[email protected]I write free software. Firmware troublemaker.
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
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.