🐘 Mastodon instances overview

IMPORTANT: as of July 2020, this list is deprecated and won't get updates. All new changes will be added to fediverse.party.

💡 Sciences

• realscience.social - for people who respect science
• scicomm.xyz - for scientists and science enthusiasts
• scholar.social - for researchers, undergrads, journal editors, librarians, administrators

🎨 Humanities

• mastodon.cc - for art
• writing.exchange - community for poets, writers, bloggers
• bookwor.ms - for book-lovers
• imaginair.es - for writers, photographers, painters, cartoonists and people with imagination
• vis.social - for anyone into data, visualization, creative coding, related arts and research
• photographer.pro - for working professional photographers
• photog.social - place for your photos
• oulipo.social - a lipogrammatic server
• literatur.social - for German speaking authors and literary people
• mograph.social - for motion design community, VFX / 3D artists, animators and illustrators
• socel.net - for animation professionals and freelancers

🎓 Education

• tusk.schoollibraries.net - helping educators improve the School Libraries Resource Network
• openbiblio.social - German libraries and information facilities
• ausglam.space - Australian galleries, libraries, archives, museums and records people

🙏 Religion

• rcsocial.net - for Catholics and those interested in Catholicism
• theres.life - for Christians
• sangha.social - place for Buddhism in Fediverse, all schools of related thought welcome

Wiccan

• witches.live - for witches

🎵 Music

• metalhead.club - for metal friends
• linernotes.club - for discussing music recordings
• diymusic.space - for those who make music
• koreadon.com - for K-POP music fans
• vocalounge.cafe - dedicated to Vocaloid, UTAU, and other aspects of vocalsynth culture
• mysound.directory - community for musicians, audio creatives, producers, rappers
• bostonmusic.online - digital space serving the Boston music scene
• happyband.es - for musicians looking for other musicians

🔭 Hobbies

• makestuff.club - for people that make stuff
• fedimaker.space - for makers of Fediverse
• scramble.city - transformers, super robots, mecha and related subjects
• mhz.social - for radio amateurs, DXers and anyone interested to geek out about radio
• afu.social - for radio amateurs in German-speaking countries
• mastodon.radio - for Amateur (Ham) Radio community
• boardgames.social - for board gamers
• mastodon.beerfactory.org - for beermakers
• mastd.racing - dedicated to motosports
• ocr.social - for the global Obstacle Course Running (OCR) community
• kith.kitchen - food and cooking
• rollenspiel.social - (German) roleplay, Pen & Paper, tabletop, TCG, for all gamers
• wrestlr.social - for fans of wrestling
• pano.community - for fans of 360° photos, videos and virtual reality stuff

🎏 Language specific

• polyglot.city - for polyglots, multilinguals, interested in languages and translating
• esperanto.masto.host - for those interested in Esperanto
• tooot.im - main instance language is Hebrew
• toot.si - Slovenian (multilingual) instance
• mastodontti.fi - Finnish (public toots should be in Finnish)
• fikaverse.club - Swedish and other Scandinavian languages
• mastodon.sk - for Slovak users
• the.wired.sehol.se - for Hungarian speakers
• mastodon.uno - for Italian speakers
• mastodon.eus - for Euskera/Basque speakers
• bong.social - friendly online Adda for Bengalis

⛺ Regional

• muenchen.social - Munich, Germany
• mastodon.bayern - Bavaria, Germany
• toot.koeln - Koeln, Germany (generalistic)
• ruhr.social - Ruhr area, Germany
• social.saarland - Saarland, Germany
• dresden.network - Dresden, Germany
• machteburch.social - Magdeburg, Germany
• bonn.social - Bonn, Germany
• darmstadt.social - Darmstadt, Germany
• norden.social - Northern Germany
• wue.social - Würzburg (and the neighbourhood), Germany
• voi.social - Austria
• graz.social - Graz, Austria
• mastodon.herrliberg.online - Herrliberg and Lake Zurich region, Switzerland
• oslo.town - Oslo, Norway
• snabelen.no - Norway
• norge.social - Norway
• mastodon.uy - Uruguay
• chilemasto.casa - Chile
• mastodon.ecuadortl.club - Ecuador
• mastodon.scot - Scotland, or who identify as Scottish
• net.scot - Scotland (experimental social network with a Scottish twist)
• glasgow.social - Glasgow, Scotland
• toot.wales - Wales and the Welsh
• mastodon.london - London, UK
• mastodon.me.uk - UK tech community
• rva.party - Richmond, USA
• triangletoot.party - Triangle region of North Carolina, USA
• socialclub.nyc - New York, USA
• sparklesin.space - Seattle, USA
• social.tulsa.ok.us - Tulsa, Northeast Oklahoma, USA
• mastodon.mg - Madagascar
• balkan.fedive.rs - the Balkans (generalistic)
• mastodon.fedi.quebec - Quebec, Canada
• mastodon.ml - Russia
• mastodos.com - Kyoto, Japan
• kopiti.am - Singapore
• bologna.one - Italy
• mastodon.madrid - Madrid, Spain
• mastodon.barcelona - Barcelona
• barcelona.social - Barcelona
• mstdn.es - Spain
• toot.brussels - Brussels, Belgium
• amsterdon.nl - Amsterdam, Netherlands
• mastodon.in.th - Thailand
• mastodon.opencloud.lu - Luxembourgish / European private and public organisations
• mastodon.green - green European Union

🎬 Game / Book / Show theme

• tenforward.social - theme Star Trek
• kirakiratter.com - for Aikatsu fans
• donphan.social - for Pokémon enthusiasts
• cmdr.social - dedicated to Elite: Dangerous
• propane.digital - for fans of King of the Hill

🐧 For techies

• floss.social - for people who support or build Free Libre Open Source Software
• miaou.drycat.fr - for geeks, FOSS and cat lovers, CHATONS member
• linuxrocks.online - dedicated to Linux and technologies
• oldbytes.space - for old hardware fans
• mathstodon.xyz - for Maths people
• digipres.club - conversations about digital preservation
• indieweb.social - for participants and supporters of the IndieWeb movement
• osrc.pw - for people interested in open-source software, free web
• peopleofcyber.com - for cybersecurity professionals
• cybur.nl - for anyone in Dutch infosec
• noc.social - focused on technology, networking, Linux, BSD, privacy and security

💻 Programming

• ruby.social - for people interested in Ruby, Rails and related topics
• phpc.social - PHP community
• functional.cafe - for people interested in functional programming and languages

🎮 Gamedev

• mastodon.gamedev.place - gamedev and related professions
• gamemaking.social - amateur videogame making: game writers, game players welcome
• gameliberty.club - mainly gaming / nerd instance
• pcgamer.social - by PC gamer, for PC gamers

🔴 Political and social views

• hispagatos.space- for hackers, social anarchists, and anarchist hackers
• activism.openworlds.info - for activists
• campaign.openworlds.info - for campaigners and NGOs
• eupublic.social - for people interested in a united, post-national and truly democratic Europe
• leftist.network -for those with Leftist politics

🐰 Ecology and animals

• donteatanimals.org - discussion of animal rights and veganism
• toot.cat - instance for cats, the people who love them, and kindness in general
• climatejustice.global - for activist groups of the global climate justice movement

🐒 Family / Social relations

• dads.cool - anyone with a kid can be a dad
• cooler.mom - anyone with a kid can be a mom

🌈 Safe spaces

• tech.lgbt - for tech workers, academics, students, and others in tech who are LGBTQA+ allies
• eldritch.cafe - for queer, feminist and anarchist people
• deadinsi.de - anti-fascist, LGBT friendly
• colorid.es- LGBTQIA+ / queer instance primarily for Portuguese speakers
• pipou.academy - emphasis on kindness
• notbird.site

👽 Fandoms

• fandom.ink - for fans and fandoms of all types

👣 Subcultures

• this.mouse.rocks - furry instance for all the mouse adjacent folks who rock
• vulpine.club - community for foxes, friends, and other furry (and non-furry) creatures
• meow.social - general furry/safe-space instance
• snouts.online - general furry/safe-space instance

🌏 Notable generalistic

// small-to-medium sized instances that will be happy to have new users

• unhu.xyz
• kindred.haus
• kafuka.me
• kernel.social
• libertalia.world - named after a legendary colony forged by pirates
• nerdculture.de
• weirder.earth - for thoughtful weirdos
• projectx.fun - will be open for up to 100 users, for sanity and sustainability
• nulled.red - refuses to block or silence any instances
• ieji.de - no logs, has Tor .onion address
• mstdn.fr - by sysadmins, with a goal to provide robust experience for tens of thousands of users

😸 For people with a sense of self-irony

• sonogatto.it -a social network for cats, no registration of human beings accepted
• ephemeral.glitch.social - toots are ephemeral and disappear after a while
• botsin.space - for bots

🐚 Run by tech-savvy organizations

• en.osm.town - for the OpenStreetMap Community
• mastodon.hackerlab.fr - by Hackerlab
• mi.pede.rs - by Hacklab-in-Mama hackerspace, Zagreb
• social.weho.st - by WeHost, non-profit internet service provider, Amsterdam
• m.g3l.org - by G3L, libre software association
• mastodon.nzoss.nz - by New Zealand Open Source Society
• mastodon.roflcopter.fr - by Roflcopter, CHATONS member
• libretooth.gr - by LibreOps, who contribute to (re-)decentralizing the net

🎉 Notable mention

// * open only to particular audience *

• mastodon.mit.edu - for the MIT community
• mastodon.ocf.berkeley.edu - for Berkeley students, faculty, and staff
• mastodon.acc.sunet.se - by Academic Computer Club at Umeå University, Sweden
• mastodon.utwente.nl - for the University of Twente community
• w3c.social - for people involved in the activities of the World Wide Web Consortium (Closed Reg.)
• mastodon.greenpeace.ch - by Greenpeace Switzerland