Dr Robert Minchin

Astronomer at the National Radio Astronomy Observatory in the United States, and previously at (amongst others) the famous Arecibo in Puerto Rico, and the flying telescope SOFIA.

Fediverse address:
@Robminchin@mastodon.online

Gancio

A free open source collaborative online calendar. It allows local communities to share a common calendar that anyone can post events to, even people without an account. (Posts are moderated to prevent spam though.) You can also interact with Gancio through the Fediverse, and it has RSS support for people who want to follow through feed readers.

Fediverse address:
@gancio@mastodon.cisti.org

Sajan Rai

Artist who draws surreal illustrations with a distinctive style, mixing modern subjects, 1960s colours and an Asian aesthetic, giving it a busy modern feel.

Fediverse address:
@sajan@mastodon.art

ACARS Drama

Posting interesting or amusing ACARS messages from various aircraft.

Fediverse address (all messages):
@acarsdrama@live.acarsdrama.com

Fediverse address (popular/trending messages):
@trending@live.acarsdrama.com

Fediverse address (bad behaviour messages):
@badpax@live.acarsdrama.com

Fediverse address (crewing ops messages):
@crewing_ops@live.acarsdrama.com

Fediverse address (turbulence messages):
@ride_reports@live.acarsdrama.com

Fediverse address (weather messages):
@wx@live.acarsdrama.com

Fediverse address (animal messages):
@animals@live.acarsdrama.com

Fediverse address (medical messages):
@medical@live.acarsdrama.com

Radio Regentrude

German-language online music radio station. The station is non-profit, non-commercial, legally licensed, and funded by the people who run it. The music is international, programmes are mainly in German, but with some shows in English.

Fediverse address (in German):
@Radio_Regentrude@troet.cafe

Senfcall.de

A free open source video conferencing site which aims to provide a privacy-friendly alternative to proprietary services. Calls are made through the web browser using the BigBlueButton platform.

Fediverse address (in German and English):
@senfcall@chaos.social

FediMeteo Nunavut

Weather forecast accounts for Nunavut, Canada. Follow an account to see forecasts for that town or city.

Fediverse addresses (in English & French):
@arctic_bay__nunavut@ca.fedimeteo.com
@arviat__nunavut@ca.fedimeteo.com
@baker_lake__nunavut@ca.fedimeteo.com
@cambridge_bay__nunavut@ca.fedimeteo.com
@cape_dorset__nunavut@ca.fedimeteo.com
@iqaluit__nunavut@ca.fedimeteo.com
@pond_inlet__nunavut@ca.fedimeteo.com
@rankin_inlet__nunavut@ca.fedimeteo.com

Tuta (formerly Tutanota)

Independent privacy-friendly email and calendar provider which is ad-free and paid for entirely by their users’ subscriptions. There are free open source apps for Android, iOS, Linux, Mac and Windows. There’s also support for E2EE and 2FA wherever possible.

Fediverse address:
@Tutanota@mastodon.social

FediMeteo Alaska

Weather forecast accounts for Alaska, USA. Follow an account to see forecasts for that town or city.

Fediverse addresses:
@anchorage__alaska@us.fedimeteo.com
@barrow__alaska@us.fedimeteo.com
@bethel__alaska@us.fedimeteo.com
@dillingham__alaska@us.fedimeteo.com
@fairbanks__alaska@us.fedimeteo.com
@homer__alaska@us.fedimeteo.com
@juneau__alaska@us.fedimeteo.com
@kenai__alaska@us.fedimeteo.com
@ketchikan__alaska@us.fedimeteo.com
@kodiak__alaska@us.fedimeteo.com
@kotzebue__alaska@us.fedimeteo.com
@nome__alaska@us.fedimeteo.com
@palmer__alaska@us.fedimeteo.com
@petersburg__alaska@us.fedimeteo.com
@seward__alaska@us.fedimeteo.com
@sitka__alaska@us.fedimeteo.com
@soldotna__alaska@us.fedimeteo.com
@valdez__alaska@us.fedimeteo.com
@wasilla__alaska@us.fedimeteo.com
@wrangell__alaska@us.fedimeteo.com

Bits & Bäume (“Bits & Trees”)

German campaign group which aims to build bridges between technology fans and environmentalists.

Fediverse address (main account, in German):
@bits_und_baeume@mastodon.bits-und-baeume.org

Fediverse address (Berlin branch, in German):
@bitsundbaeume_berlin@mastodon.bits-und-baeume.org

Fediverse address (Dresden branch, in German):
@BitsUndBaeumeDresden@dresden.network

FediMeteo Portugal

Weather forecast accounts for cities in Portugal. Follow your city to receive its weather forecasts in Portuguese in your timeline.

Fediverse addresses (in Portuguese):
@aveiro@pt.fedimeteo.com
@beja@pt.fedimeteo.com
@braga@pt.fedimeteo.com
@braganca@pt.fedimeteo.com
@castelo_branco@pt.fedimeteo.com
@coimbra@pt.fedimeteo.com
@evora@pt.fedimeteo.com
@faro@pt.fedimeteo.com
@guarda@pt.fedimeteo.com
@leiria@pt.fedimeteo.com
@lisboa@pt.fedimeteo.com
@madeira@pt.fedimeteo.com
@ponta_delgada@pt.fedimeteo.com
@porto@pt.fedimeteo.com
@santarem@pt.fedimeteo.com
@setubal@pt.fedimeteo.com
@viana_do_castelo@pt.fedimeteo.com
@vila_real@pt.fedimeteo.com
@viseu@pt.fedimeteo.com

Fedle

Interactive word game you can play on the Fediverse. Available in many different language versions, follow the account for the language you want.

Fediverse address (announcement account):
@Fedle@fedle.fedilab.app

Fediverse address (game account in English):
@Fedle_en@fedle.fedilab.app

Fediverse address (game account in French):
@Fedle_fr@fedle.fedilab.app

Fediverse address (game account in Spanish):
@Fedle_es@fedle.fedilab.app

Fediverse address (game account in German):
@Fedle_de@fedle.fedilab.app

Fediverse address (game account in Italian):
@Fedle_it@fedle.fedilab.app

FediMeteo Illinois

Weather forecast accounts for Illinois, USA. Follow an account to see forecasts for that town or city.

Fediverse addresses:
@aurora__illinois@us.fedimeteo.com
@berwyn__illinois@us.fedimeteo.com
@bloomington__illinois@us.fedimeteo.com
@bolingbrook__illinois@us.fedimeteo.com
@champaign__illinois@us.fedimeteo.com
@chicago__illinois@us.fedimeteo.com
@decatur__illinois@us.fedimeteo.com
@des_plaines__illinois@us.fedimeteo.com
@elgin__illinois@us.fedimeteo.com
@evanston__illinois@us.fedimeteo.com
@galesburg__illinois@us.fedimeteo.com
@joliet__illinois@us.fedimeteo.com
@moline__illinois@us.fedimeteo.com
@naperville__illinois@us.fedimeteo.com
@normal__illinois@us.fedimeteo.com
@oak_lawn__illinois@us.fedimeteo.com
@orland_park__illinois@us.fedimeteo.com
@palatine__illinois@us.fedimeteo.com
@peoria__illinois@us.fedimeteo.com
@rock_island__illinois@us.fedimeteo.com
@rockford__illinois@us.fedimeteo.com
@schaumburg__illinois@us.fedimeteo.com
@skokie__illinois@us.fedimeteo.com
@springfield__illinois@us.fedimeteo.com
@waukegan__illinois@us.fedimeteo.com

FediMeteo New Jersey

Weather forecast accounts for New Jersey, USA. Follow an account to see forecasts for that town or city.

Fediverse addresses:
@atlantic_city__new_jersey@us.fedimeteo.com
@bayonne__new_jersey@us.fedimeteo.com
@bridgeton__new_jersey@us.fedimeteo.com
@camden__new_jersey@us.fedimeteo.com
@clifton__new_jersey@us.fedimeteo.com
@east_orange__new_jersey@us.fedimeteo.com
@elizabeth__new_jersey@us.fedimeteo.com
@garfield__new_jersey@us.fedimeteo.com
@hackensack__new_jersey@us.fedimeteo.com
@hoboken__new_jersey@us.fedimeteo.com
@jersey_city__new_jersey@us.fedimeteo.com
@long_branch__new_jersey@us.fedimeteo.com
@millville__new_jersey@us.fedimeteo.com
@new_brunswick__new_jersey@us.fedimeteo.com
@newark__new_jersey@us.fedimeteo.com
@passaic__new_jersey@us.fedimeteo.com
@paterson__new_jersey@us.fedimeteo.com
@perth_amboy__new_jersey@us.fedimeteo.com
@plainfield__new_jersey@us.fedimeteo.com
@rahway__new_jersey@us.fedimeteo.com
@summit__new_jersey@us.fedimeteo.com
@trenton__new_jersey@us.fedimeteo.com
@union_city__new_jersey@us.fedimeteo.com
@vineland__new_jersey@us.fedimeteo.com
@west_new_york__new_jersey@us.fedimeteo.com

Collabora Office

Online fork of the LibreOffice productivity suite aimed at businesses, including long term tech support, admin tools, smartphone apps and cloud collaboration.

Fediverse address:
@CollaboraOffice@mastodon.social

Its development company, Collabora, is one of the biggest upstream contributors to LibreOffice’s source code, and has a close relationship with the FOSS community.

Fediverse address:
@collabora@floss.social

FediMeteo Spain

Weather forecast accounts for cities in Spain. Follow your city to receive Spanish-language weather forecasts in your timeline.

Fediverse addresses (in Spanish):
@a_coruna@es.fedimeteo.com
@albacete@es.fedimeteo.com
@alcala@es.fedimeteo.com
@alcorcon@es.fedimeteo.com
@alicante@es.fedimeteo.com
@almeria@es.fedimeteo.com
@avila@es.fedimeteo.com
@badajoz@es.fedimeteo.com
@badalona@es.fedimeteo.com
@barcelona@es.fedimeteo.com
@bilbao@es.fedimeteo.com
@burgos@es.fedimeteo.com
@cadiz@es.fedimeteo.com
@cartagena@es.fedimeteo.com
@castellon@es.fedimeteo.com
@ceuta@es.fedimeteo.com
@ciudad_real@es.fedimeteo.com
@cordoba@es.fedimeteo.com
@cuenca@es.fedimeteo.com
@eixample@es.fedimeteo.com
@elche@es.fedimeteo.com
@fuenlabrada@es.fedimeteo.com
@getafe@es.fedimeteo.com
@gijon@es.fedimeteo.com
@granada@es.fedimeteo.com
@guadalajara@es.fedimeteo.com
@huelva@es.fedimeteo.com
@jaen@es.fedimeteo.com
@jerez@es.fedimeteo.com
@l_hospitalet@es.fedimeteo.com
@las_palmas@es.fedimeteo.com
@leon@es.fedimeteo.com
@lleida@es.fedimeteo.com
@logrono@es.fedimeteo.com
@lugo@es.fedimeteo.com
@madrid@es.fedimeteo.com
@malaga@es.fedimeteo.com
@melilla@es.fedimeteo.com
@mostoles@es.fedimeteo.com
@murcia@es.fedimeteo.com
@ourense@es.fedimeteo.com
@oviedo@es.fedimeteo.com
@palma@es.fedimeteo.com
@pamplona@es.fedimeteo.com
@sabadell@es.fedimeteo.com
@san_cristobal_de_la_laguna@es.fedimeteo.com
@santa_cruz@es.fedimeteo.com
@santander@es.fedimeteo.com
@segovia@es.fedimeteo.com
@sevilla@es.fedimeteo.com
@tarragona@es.fedimeteo.com
@terrassa@es.fedimeteo.com
@toledo@es.fedimeteo.com
@valencia@es.fedimeteo.com
@valladolid@es.fedimeteo.com
@vigo@es.fedimeteo.com
@vitoria@es.fedimeteo.com
@zamora@es.fedimeteo.com
@zaragoza@es.fedimeteo.com

Computertruhe e.V.

Volunteers in Germany who repair abandoned computers so they can be donated to charity.

Fediverse address (main account, in German):
@computertruhe@social.computertruhe.de

Fediverse address (Berlin branch, in German):
@berlin@social.computertruhe.de

Fediverse address (Chemnitz branch, in German):
@chemnitz@social.computertruhe.de

Fediverse address (Munich branch, in German):
@muenchen@social.computertruhe.de

The Tor Project

Non-profit organisation that maintains the Tor network, which allows people to communicate anonymously over the internet thanks to a special network that scrambles any attempts to trace connections. The easiest way to use Tor is with the Tor web browser, which you can download from their website.

Fediverse address:
@torproject@mastodon.social